<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with Wdesk from Workiva-->
<!--Copyright 2020 Workiva-->
<!--r:fad56289-0881-42f5-a143-6e185be26b12,g:f7ee9350-8b3d-410d-96c6-e59fccd10fc6-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://www.xyleminc.com/role/CoverPage" xlink:type="simple" xlink:href="xyl-20200930.xsd#CoverPage"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/CoverPage" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/CondensedConsolidatedIncomeStatementsUnaudited" xlink:type="simple" xlink:href="xyl-20200930.xsd#CondensedConsolidatedIncomeStatementsUnaudited"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/CondensedConsolidatedIncomeStatementsUnaudited" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_ea86f431-96f0-43bd-8b77-37a0db876462" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_c4ee0be4-eaa0-4ed2-8dd6-d3e0d291e069" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GrossProfit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_ea86f431-96f0-43bd-8b77-37a0db876462" xlink:to="loc_us-gaap_GrossProfit_c4ee0be4-eaa0-4ed2-8dd6-d3e0d291e069" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_2f819ca3-4761-4db0-a916-148f8967c799" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpense"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_ea86f431-96f0-43bd-8b77-37a0db876462" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_2f819ca3-4761-4db0-a916-148f8967c799" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_c600cf66-0c68-494c-9602-7f74b3b1d98c" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ResearchAndDevelopmentExpense"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_ea86f431-96f0-43bd-8b77-37a0db876462" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpense_c600cf66-0c68-494c-9602-7f74b3b1d98c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_xyl_RestructuringAndAssetImpairmentLosses_27251eb9-604e-4ec9-8f9e-24b82aeefb79" xlink:href="xyl-20200930.xsd#xyl_RestructuringAndAssetImpairmentLosses"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_ea86f431-96f0-43bd-8b77-37a0db876462" xlink:to="loc_xyl_RestructuringAndAssetImpairmentLosses_27251eb9-604e-4ec9-8f9e-24b82aeefb79" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillImpairmentLoss_b27a62be-777d-4134-9b77-537e727cca60" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GoodwillImpairmentLoss"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_ea86f431-96f0-43bd-8b77-37a0db876462" xlink:to="loc_us-gaap_GoodwillImpairmentLoss_b27a62be-777d-4134-9b77-537e727cca60" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_9a124d97-bbe3-476d-a5cd-1d9fc58839d9" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_5f83e74b-9fbc-43c3-8e65-248bd5142417" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_9a124d97-bbe3-476d-a5cd-1d9fc58839d9" xlink:to="loc_us-gaap_OperatingIncomeLoss_5f83e74b-9fbc-43c3-8e65-248bd5142417" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpense_42cec866-59a8-4466-9ff6-9bd73f418650" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestExpense"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_9a124d97-bbe3-476d-a5cd-1d9fc58839d9" xlink:to="loc_us-gaap_InterestExpense_42cec866-59a8-4466-9ff6-9bd73f418650" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_abd7aa89-71f9-4b21-91ec-ee882798eb70" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherNonoperatingIncomeExpense"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_9a124d97-bbe3-476d-a5cd-1d9fc58839d9" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_abd7aa89-71f9-4b21-91ec-ee882798eb70" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnSaleOfBusiness_bb531794-24af-4149-8d10-503155b0876d" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GainLossOnSaleOfBusiness"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_9a124d97-bbe3-476d-a5cd-1d9fc58839d9" xlink:to="loc_us-gaap_GainLossOnSaleOfBusiness_bb531794-24af-4149-8d10-503155b0876d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_24b4194a-1974-4795-8d93-4d046f67a9ab" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProfitLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_04ebb532-5c02-48f2-90f1-1a47fdab49c7" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_24b4194a-1974-4795-8d93-4d046f67a9ab" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_04ebb532-5c02-48f2-90f1-1a47fdab49c7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_74c6d72b-e318-45c3-b553-a58e26d25262" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_24b4194a-1974-4795-8d93-4d046f67a9ab" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_74c6d72b-e318-45c3-b553-a58e26d25262" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_fb5e1353-8dd7-405f-96e7-7d9f419f0503" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GrossProfit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_e20cd6be-da66-4fa7-a37b-2b96f17e6a36" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Revenues"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_fb5e1353-8dd7-405f-96e7-7d9f419f0503" xlink:to="loc_us-gaap_Revenues_e20cd6be-da66-4fa7-a37b-2b96f17e6a36" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfRevenue_12faad4f-7e68-480e-b569-be2d7331be57" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CostOfRevenue"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_fb5e1353-8dd7-405f-96e7-7d9f419f0503" xlink:to="loc_us-gaap_CostOfRevenue_12faad4f-7e68-480e-b569-be2d7331be57" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.xyleminc.com/role/CondensedConsolidatedStatementsofComprehensiveLossIncomeUnaudited" xlink:type="simple" xlink:href="xyl-20200930.xsd#CondensedConsolidatedStatementsofComprehensiveLossIncomeUnaudited"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/CondensedConsolidatedStatementsofComprehensiveLossIncomeUnaudited" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_ccf8993f-4d5e-4e69-a984-37a4e50124a6" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_efdee1c2-b59a-4594-baeb-d9c0cf53b51f" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_ccf8993f-4d5e-4e69-a984-37a4e50124a6" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_efdee1c2-b59a-4594-baeb-d9c0cf53b51f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_c382974f-9e9d-4423-bc42-33a28b50cddb" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_ccf8993f-4d5e-4e69-a984-37a4e50124a6" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_c382974f-9e9d-4423-bc42-33a28b50cddb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_8f4a9950-abfc-45ac-aa35-7b6a410b8694" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_1dd7409a-9506-4b7b-ae86-0ac1e0c3595d" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_8f4a9950-abfc-45ac-aa35-7b6a410b8694" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_1dd7409a-9506-4b7b-ae86-0ac1e0c3595d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_03f4fb21-8699-4775-8725-c3fac60bc607" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProfitLoss"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_8f4a9950-abfc-45ac-aa35-7b6a410b8694" xlink:to="loc_us-gaap_ProfitLoss_03f4fb21-8699-4775-8725-c3fac60bc607" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTax_f2fc25f2-66ca-45fa-a499-0c232e6eaa56" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax_a97eba75-643c-43b8-9bb8-ad5c26ca3350" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTax_f2fc25f2-66ca-45fa-a499-0c232e6eaa56" xlink:to="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax_a97eba75-643c-43b8-9bb8-ad5c26ca3350" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrealizedGainLossOnForeignCurrencyDerivativesNetBeforeTax_31df18ea-b249-4fd6-b8ad-018a25611c6b" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UnrealizedGainLossOnForeignCurrencyDerivativesNetBeforeTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTax_f2fc25f2-66ca-45fa-a499-0c232e6eaa56" xlink:to="loc_us-gaap_UnrealizedGainLossOnForeignCurrencyDerivativesNetBeforeTax_31df18ea-b249-4fd6-b8ad-018a25611c6b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignCurrencyCashFlowHedgeGainLossReclassifiedToEarningsNet_cb15a239-ecc0-4348-bee5-1fc7f61d71a8" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ForeignCurrencyCashFlowHedgeGainLossReclassifiedToEarningsNet"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTax_f2fc25f2-66ca-45fa-a499-0c232e6eaa56" xlink:to="loc_us-gaap_ForeignCurrencyCashFlowHedgeGainLossReclassifiedToEarningsNet_cb15a239-ecc0-4348-bee5-1fc7f61d71a8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax_9912b55f-c5da-4c2a-988e-39fcbbaa9647" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTax_f2fc25f2-66ca-45fa-a499-0c232e6eaa56" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax_9912b55f-c5da-4c2a-988e-39fcbbaa9647" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditArisingDuringPeriodBeforeTax_71568e5d-3b20-40fd-91cb-a10e1551e756" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditArisingDuringPeriodBeforeTax"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTax_f2fc25f2-66ca-45fa-a499-0c232e6eaa56" xlink:to="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditArisingDuringPeriodBeforeTax_71568e5d-3b20-40fd-91cb-a10e1551e756" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansBeforeTax_1cb58f2f-cab1-4c1b-888b-6dd17afe691d" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansBeforeTax"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTax_f2fc25f2-66ca-45fa-a499-0c232e6eaa56" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansBeforeTax_1cb58f2f-cab1-4c1b-888b-6dd17afe691d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossFinalizationOfPensionAndNonPensionPostretirementPlanValuationBeforeTax_50298cfb-d279-40ab-b1cd-e4f219278c7b" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossFinalizationOfPensionAndNonPensionPostretirementPlanValuationBeforeTax"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTax_f2fc25f2-66ca-45fa-a499-0c232e6eaa56" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossFinalizationOfPensionAndNonPensionPostretirementPlanValuationBeforeTax_50298cfb-d279-40ab-b1cd-e4f219278c7b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_faca6801-2d2b-4408-8602-1aaa61eba7b2" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossTax_bf758986-e332-4eac-afcf-ed5f2965b5b0" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossTax"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_faca6801-2d2b-4408-8602-1aaa61eba7b2" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossTax_bf758986-e332-4eac-afcf-ed5f2965b5b0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTax_ed8c0f17-52c5-43be-bed6-99ecb1c8e18e" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_faca6801-2d2b-4408-8602-1aaa61eba7b2" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTax_ed8c0f17-52c5-43be-bed6-99ecb1c8e18e" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.xyleminc.com/role/CondensedConsolidatedBalanceSheetsUnaudited" xlink:type="simple" xlink:href="xyl-20200930.xsd#CondensedConsolidatedBalanceSheetsUnaudited"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/CondensedConsolidatedBalanceSheetsUnaudited" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_7c431201-e821-4985-bf21-44674bb3bb82" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Assets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_064ab22c-1818-4d07-a603-71fb8dc2591e" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_7c431201-e821-4985-bf21-44674bb3bb82" xlink:to="loc_us-gaap_AssetsCurrent_064ab22c-1818-4d07-a603-71fb8dc2591e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_e67dea48-cee9-4dbc-b943-c6c3e3a5590d" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_7c431201-e821-4985-bf21-44674bb3bb82" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_e67dea48-cee9-4dbc-b943-c6c3e3a5590d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_1a4fa780-a62c-49a5-9334-89fd40eb4830" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Goodwill"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_7c431201-e821-4985-bf21-44674bb3bb82" xlink:to="loc_us-gaap_Goodwill_1a4fa780-a62c-49a5-9334-89fd40eb4830" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_005e60c8-4ddd-4bf4-97d8-4d4f7743b8e4" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_7c431201-e821-4985-bf21-44674bb3bb82" xlink:to="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_005e60c8-4ddd-4bf4-97d8-4d4f7743b8e4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_c339fd9a-4d80-4a97-8a39-3b6784f17043" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherAssetsNoncurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_7c431201-e821-4985-bf21-44674bb3bb82" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_c339fd9a-4d80-4a97-8a39-3b6784f17043" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_f4b01fad-c588-4d1b-b5f0-4e5393b3b802" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_944d383c-10b2-4fa9-b2f1-c55305c93d65" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockholdersEquity"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_f4b01fad-c588-4d1b-b5f0-4e5393b3b802" xlink:to="loc_us-gaap_StockholdersEquity_944d383c-10b2-4fa9-b2f1-c55305c93d65" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterest_464b7236-c3e8-4b76-87df-b5ed678cbefa" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MinorityInterest"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_f4b01fad-c588-4d1b-b5f0-4e5393b3b802" xlink:to="loc_us-gaap_MinorityInterest_464b7236-c3e8-4b76-87df-b5ed678cbefa" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_0f1e1116-510c-4ba0-98a3-8255fa1923d0" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_3359cf41-040a-4c32-99e4-3e7cd0ba8eb0" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_0f1e1116-510c-4ba0-98a3-8255fa1923d0" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_3359cf41-040a-4c32-99e4-3e7cd0ba8eb0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_6e86e1e3-872e-4257-9958-f5bb8f5db4a5" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountsReceivableNetCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_0f1e1116-510c-4ba0-98a3-8255fa1923d0" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_6e86e1e3-872e-4257-9958-f5bb8f5db4a5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNet_e75f0475-f23d-4ff6-b629-48bc095022df" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InventoryNet"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_0f1e1116-510c-4ba0-98a3-8255fa1923d0" xlink:to="loc_us-gaap_InventoryNet_e75f0475-f23d-4ff6-b629-48bc095022df" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_6d88a62f-5335-49f1-9d7d-3bd860d858a2" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_0f1e1116-510c-4ba0-98a3-8255fa1923d0" xlink:to="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_6d88a62f-5335-49f1-9d7d-3bd860d858a2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermInvestments_bddbac73-6f21-4d39-8b11-0833f01f35d3" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShortTermInvestments"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_0f1e1116-510c-4ba0-98a3-8255fa1923d0" xlink:to="loc_us-gaap_ShortTermInvestments_bddbac73-6f21-4d39-8b11-0833f01f35d3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_3a46d691-619f-45fe-bfc7-fa4ece96d7fd" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_24a758e9-3bf3-4b75-aabe-1ae1cbf997ee" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_3a46d691-619f-45fe-bfc7-fa4ece96d7fd" xlink:to="loc_us-gaap_CommonStockValue_24a758e9-3bf3-4b75-aabe-1ae1cbf997ee" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalCommonStock_2809817b-91d3-4037-afd3-625c5b3d6ef4" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdditionalPaidInCapitalCommonStock"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_3a46d691-619f-45fe-bfc7-fa4ece96d7fd" xlink:to="loc_us-gaap_AdditionalPaidInCapitalCommonStock_2809817b-91d3-4037-afd3-625c5b3d6ef4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_9be78813-e368-4af1-bc48-efbe7a11dd74" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_3a46d691-619f-45fe-bfc7-fa4ece96d7fd" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_9be78813-e368-4af1-bc48-efbe7a11dd74" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockValue_5091658b-e24b-4fdc-ab96-7b1c36dd8125" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TreasuryStockValue"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_3a46d691-619f-45fe-bfc7-fa4ece96d7fd" xlink:to="loc_us-gaap_TreasuryStockValue_5091658b-e24b-4fdc-ab96-7b1c36dd8125" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_cfbbce36-c2d5-4682-bee6-9ccca3a910d9" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_3a46d691-619f-45fe-bfc7-fa4ece96d7fd" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_cfbbce36-c2d5-4682-bee6-9ccca3a910d9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_86c65de9-124a-4bcc-89a8-2f866b6d03a9" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Liabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_4d267ad0-2b8d-4dd4-a347-95c928e97343" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_86c65de9-124a-4bcc-89a8-2f866b6d03a9" xlink:to="loc_us-gaap_LiabilitiesCurrent_4d267ad0-2b8d-4dd4-a347-95c928e97343" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_23423778-bd78-4dc2-b2de-6c33acac63e1" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_86c65de9-124a-4bcc-89a8-2f866b6d03a9" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_23423778-bd78-4dc2-b2de-6c33acac63e1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent_bf8aa674-97a4-49d8-8e60-b1f1f9229f4a" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_86c65de9-124a-4bcc-89a8-2f866b6d03a9" xlink:to="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent_bf8aa674-97a4-49d8-8e60-b1f1f9229f4a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAccruedLiabilitiesNoncurrent_7df4a01c-e53d-4b3f-81e0-3c2cee880d62" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherAccruedLiabilitiesNoncurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_86c65de9-124a-4bcc-89a8-2f866b6d03a9" xlink:to="loc_us-gaap_OtherAccruedLiabilitiesNoncurrent_7df4a01c-e53d-4b3f-81e0-3c2cee880d62" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_d845d17f-6b3a-4361-adc8-2ee02d410dc3" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredIncomeTaxLiabilitiesNet"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_86c65de9-124a-4bcc-89a8-2f866b6d03a9" xlink:to="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_d845d17f-6b3a-4361-adc8-2ee02d410dc3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_d2a0edd6-c358-4118-8a6e-870954061b0d" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableCurrent_2654e897-2663-48b9-b977-04ac30775a6d" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountsPayableCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_d2a0edd6-c358-4118-8a6e-870954061b0d" xlink:to="loc_us-gaap_AccountsPayableCurrent_2654e897-2663-48b9-b977-04ac30775a6d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_f40b11e7-02b0-4c05-8804-3a1c5627bcca" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccruedLiabilitiesCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_d2a0edd6-c358-4118-8a6e-870954061b0d" xlink:to="loc_us-gaap_AccruedLiabilitiesCurrent_f40b11e7-02b0-4c05-8804-3a1c5627bcca" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtCurrent_3a7344b7-9884-4ccc-bb4a-d03f8dcebff1" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_d2a0edd6-c358-4118-8a6e-870954061b0d" xlink:to="loc_us-gaap_DebtCurrent_3a7344b7-9884-4ccc-bb4a-d03f8dcebff1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_80dda2d2-8035-4fca-ab33-7b72bdc3d4c0" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_a5812c37-51b7-4c48-9c46-1a4e505e5801" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Liabilities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_80dda2d2-8035-4fca-ab33-7b72bdc3d4c0" xlink:to="loc_us-gaap_Liabilities_a5812c37-51b7-4c48-9c46-1a4e505e5801" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_0929cc68-5246-4870-af0d-4a2be9ffd9b0" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_80dda2d2-8035-4fca-ab33-7b72bdc3d4c0" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_0929cc68-5246-4870-af0d-4a2be9ffd9b0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingencies_778bbb69-b901-4117-a0f5-f6b3a9a0e830" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommitmentsAndContingencies"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_80dda2d2-8035-4fca-ab33-7b72bdc3d4c0" xlink:to="loc_us-gaap_CommitmentsAndContingencies_778bbb69-b901-4117-a0f5-f6b3a9a0e830" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.xyleminc.com/role/CondensedConsolidatedBalanceSheetsUnauditedParenthetical" xlink:type="simple" xlink:href="xyl-20200930.xsd#CondensedConsolidatedBalanceSheetsUnauditedParenthetical"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/CondensedConsolidatedBalanceSheetsUnauditedParenthetical" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/CondensedConsolidatedStatementsofCashFlowsUnaudited" xlink:type="simple" xlink:href="xyl-20200930.xsd#CondensedConsolidatedStatementsofCashFlowsUnaudited"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/CondensedConsolidatedStatementsofCashFlowsUnaudited" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_a147c32e-f588-4c3e-a90a-14df432b800b" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromShortTermDebt_ee0284fb-a743-4320-b953-5786aa1f71a7" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromShortTermDebt"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_a147c32e-f588-4c3e-a90a-14df432b800b" xlink:to="loc_us-gaap_ProceedsFromShortTermDebt_ee0284fb-a743-4320-b953-5786aa1f71a7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfShortTermDebt_0130d720-df3e-44ea-b36d-2f9fda87d339" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RepaymentsOfShortTermDebt"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_a147c32e-f588-4c3e-a90a-14df432b800b" xlink:to="loc_us-gaap_RepaymentsOfShortTermDebt_0130d720-df3e-44ea-b36d-2f9fda87d339" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_5ca66768-3a72-4d06-a451-ef0bc232bc18" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_a147c32e-f588-4c3e-a90a-14df432b800b" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_5ca66768-3a72-4d06-a451-ef0bc232bc18" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_083ce73a-9ee2-474d-99c3-fb3f0b593dc9" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_a147c32e-f588-4c3e-a90a-14df432b800b" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_083ce73a-9ee2-474d-99c3-fb3f0b593dc9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromStockOptionsExercised_0a58cceb-41e7-4355-8e53-b1794617999b" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromStockOptionsExercised"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_a147c32e-f588-4c3e-a90a-14df432b800b" xlink:to="loc_us-gaap_ProceedsFromStockOptionsExercised_0a58cceb-41e7-4355-8e53-b1794617999b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDividendsCommonStock_71a047d2-a273-404d-8835-4849c4656288" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsOfDividendsCommonStock"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_a147c32e-f588-4c3e-a90a-14df432b800b" xlink:to="loc_us-gaap_PaymentsOfDividendsCommonStock_71a047d2-a273-404d-8835-4849c4656288" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_a3328f3c-eb8b-4bb0-aaed-c6f259084d1a" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromPaymentsForOtherFinancingActivities"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_a147c32e-f588-4c3e-a90a-14df432b800b" xlink:to="loc_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_a3328f3c-eb8b-4bb0-aaed-c6f259084d1a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_7bc4449f-4d3d-43b8-b246-7ef2366de1db" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireProductiveAssets_45e2253e-4995-433c-87ac-852a2a420d2c" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsToAcquireProductiveAssets"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_7bc4449f-4d3d-43b8-b246-7ef2366de1db" xlink:to="loc_us-gaap_PaymentsToAcquireProductiveAssets_45e2253e-4995-433c-87ac-852a2a420d2c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_bea1d8fa-fd71-475f-bd9f-1985989f86c3" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_7bc4449f-4d3d-43b8-b246-7ef2366de1db" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_bea1d8fa-fd71-475f-bd9f-1985989f86c3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_5f874b34-f281-4518-80c0-2f543863096a" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_7bc4449f-4d3d-43b8-b246-7ef2366de1db" xlink:to="loc_us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_5f874b34-f281-4518-80c0-2f543863096a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_5c18e6fb-a10c-474c-b731-388cd01bee4e" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsForProceedsFromOtherInvestingActivities"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_7bc4449f-4d3d-43b8-b246-7ef2366de1db" xlink:to="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_5c18e6fb-a10c-474c-b731-388cd01bee4e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireInvestments_9f23d78d-c833-4c0b-93f2-d4eb4de77067" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsToAcquireInvestments"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_7bc4449f-4d3d-43b8-b246-7ef2366de1db" xlink:to="loc_us-gaap_PaymentsToAcquireInvestments_9f23d78d-c833-4c0b-93f2-d4eb4de77067" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleMaturityAndCollectionsOfInvestments_c910b823-3657-4f83-8947-8277b6f5354d" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromSaleMaturityAndCollectionsOfInvestments"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_7bc4449f-4d3d-43b8-b246-7ef2366de1db" xlink:to="loc_us-gaap_ProceedsFromSaleMaturityAndCollectionsOfInvestments_c910b823-3657-4f83-8947-8277b6f5354d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_7ade1023-ef82-4d74-9491-1d0ca04ca30b" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_7bc4449f-4d3d-43b8-b246-7ef2366de1db" xlink:to="loc_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_7ade1023-ef82-4d74-9491-1d0ca04ca30b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_e234551b-657c-4ba2-acda-1e721330dba0" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_df1d4274-373f-49c7-8f5b-49d4fd95c97b" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_e234551b-657c-4ba2-acda-1e721330dba0" xlink:to="loc_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_df1d4274-373f-49c7-8f5b-49d4fd95c97b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_9eed9c51-89e4-419f-9364-91e2799c2812" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_e234551b-657c-4ba2-acda-1e721330dba0" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_9eed9c51-89e4-419f-9364-91e2799c2812" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_8ce7c05f-ec4a-44bb-8cfb-3a9a122e636b" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_e234551b-657c-4ba2-acda-1e721330dba0" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_8ce7c05f-ec4a-44bb-8cfb-3a9a122e636b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2cfb59b8-72ea-40a2-9d2e-9735e0841172" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_e234551b-657c-4ba2-acda-1e721330dba0" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2cfb59b8-72ea-40a2-9d2e-9735e0841172" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_26b8936f-f5a4-410e-a2b2-8a73c82817fe" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_828c9db8-5444-48a1-8501-5e3af583badb" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProfitLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_26b8936f-f5a4-410e-a2b2-8a73c82817fe" xlink:to="loc_us-gaap_ProfitLoss_828c9db8-5444-48a1-8501-5e3af583badb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Depreciation_e4e605d9-a449-4b68-8589-5a1f682f7627" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Depreciation"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_26b8936f-f5a4-410e-a2b2-8a73c82817fe" xlink:to="loc_us-gaap_Depreciation_e4e605d9-a449-4b68-8589-5a1f682f7627" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentForAmortization_3f0d2db2-72e7-4cac-b9c9-80b8a6fc5df8" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdjustmentForAmortization"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_26b8936f-f5a4-410e-a2b2-8a73c82817fe" xlink:to="loc_us-gaap_AdjustmentForAmortization_3f0d2db2-72e7-4cac-b9c9-80b8a6fc5df8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_60cfba57-471e-46b9-974c-dfc24fa16c02" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensation"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_26b8936f-f5a4-410e-a2b2-8a73c82817fe" xlink:to="loc_us-gaap_ShareBasedCompensation_60cfba57-471e-46b9-974c-dfc24fa16c02" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringCostsAndAssetImpairmentCharges_62541796-9750-441f-ae37-c932edbb66ae" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestructuringCostsAndAssetImpairmentCharges"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_26b8936f-f5a4-410e-a2b2-8a73c82817fe" xlink:to="loc_us-gaap_RestructuringCostsAndAssetImpairmentCharges_62541796-9750-441f-ae37-c932edbb66ae" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnSaleOfBusiness_4e6f0cbf-693c-475b-a598-d612fd319b95" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GainLossOnSaleOfBusiness"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_26b8936f-f5a4-410e-a2b2-8a73c82817fe" xlink:to="loc_us-gaap_GainLossOnSaleOfBusiness_4e6f0cbf-693c-475b-a598-d612fd319b95" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNoncashIncomeExpense_0abfb8d9-f900-4149-ad33-0499dbfc531f" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherNoncashIncomeExpense"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_26b8936f-f5a4-410e-a2b2-8a73c82817fe" xlink:to="loc_us-gaap_OtherNoncashIncomeExpense_0abfb8d9-f900-4149-ad33-0499dbfc531f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForRestructuring_315920fa-e388-415c-9a84-7c38c612f2b1" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsForRestructuring"/>
    <link:calculationArc order="8" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_26b8936f-f5a4-410e-a2b2-8a73c82817fe" xlink:to="loc_us-gaap_PaymentsForRestructuring_315920fa-e388-415c-9a84-7c38c612f2b1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInReceivables_aff66035-5a5b-4bb1-9c89-bda4d970215d" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInReceivables"/>
    <link:calculationArc order="9" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_26b8936f-f5a4-410e-a2b2-8a73c82817fe" xlink:to="loc_us-gaap_IncreaseDecreaseInReceivables_aff66035-5a5b-4bb1-9c89-bda4d970215d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInInventories_f6b1ba40-1118-410c-ba66-56151abb9af5" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInInventories"/>
    <link:calculationArc order="10" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_26b8936f-f5a4-410e-a2b2-8a73c82817fe" xlink:to="loc_us-gaap_IncreaseDecreaseInInventories_f6b1ba40-1118-410c-ba66-56151abb9af5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayable_29e41e8e-5941-407e-bf0b-84a4755cc121" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayable"/>
    <link:calculationArc order="11" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_26b8936f-f5a4-410e-a2b2-8a73c82817fe" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayable_29e41e8e-5941-407e-bf0b-84a4755cc121" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherOperatingActivitiesCashFlowStatement_14690262-0456-4d71-92bc-bf984c74c49d" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherOperatingActivitiesCashFlowStatement"/>
    <link:calculationArc order="12" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_26b8936f-f5a4-410e-a2b2-8a73c82817fe" xlink:to="loc_us-gaap_OtherOperatingActivitiesCashFlowStatement_14690262-0456-4d71-92bc-bf984c74c49d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillImpairmentLoss_8bbc22ef-e89e-42c9-b1c2-24da184dd33b" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GoodwillImpairmentLoss"/>
    <link:calculationArc order="13" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_26b8936f-f5a4-410e-a2b2-8a73c82817fe" xlink:to="loc_us-gaap_GoodwillImpairmentLoss_8bbc22ef-e89e-42c9-b1c2-24da184dd33b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedTaxesPayable_1dfa4c8f-1926-4eda-89fa-6f7d433ed2b3" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInAccruedTaxesPayable"/>
    <link:calculationArc order="14" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_26b8936f-f5a4-410e-a2b2-8a73c82817fe" xlink:to="loc_us-gaap_IncreaseDecreaseInAccruedTaxesPayable_1dfa4c8f-1926-4eda-89fa-6f7d433ed2b3" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.xyleminc.com/role/BackgroundandBasisofPresentation" xlink:type="simple" xlink:href="xyl-20200930.xsd#BackgroundandBasisofPresentation"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/BackgroundandBasisofPresentation" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/BackgroundandBasisofPresentationPolicies" xlink:type="simple" xlink:href="xyl-20200930.xsd#BackgroundandBasisofPresentationPolicies"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/BackgroundandBasisofPresentationPolicies" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/BackgroundandBasisofPresentationDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#BackgroundandBasisofPresentationDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/BackgroundandBasisofPresentationDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/RecentlyIssuedAccountingPronouncements" xlink:type="simple" xlink:href="xyl-20200930.xsd#RecentlyIssuedAccountingPronouncements"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/RecentlyIssuedAccountingPronouncements" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/AcquisitionsandDivestitures" xlink:type="simple" xlink:href="xyl-20200930.xsd#AcquisitionsandDivestitures"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/AcquisitionsandDivestitures" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/AcquisitionsandDivestituresTextualsDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#AcquisitionsandDivestituresTextualsDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/AcquisitionsandDivestituresTextualsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/RestructuringCharges" xlink:type="simple" xlink:href="xyl-20200930.xsd#RestructuringCharges"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/RestructuringCharges" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/RestructuringChargesTables" xlink:type="simple" xlink:href="xyl-20200930.xsd#RestructuringChargesTables"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/RestructuringChargesTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/RestructuringChargesTextualsDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#RestructuringChargesTextualsDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/RestructuringChargesTextualsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/RestructuringChargesRestructuringChargesDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#RestructuringChargesRestructuringChargesDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/RestructuringChargesRestructuringChargesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringCharges_9400c3bd-db32-4efc-971b-a4f94db4e551" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestructuringCharges"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeveranceCosts1_fc3b03cb-615d-4a37-bbc8-4b106faaa5e1" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SeveranceCosts1"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_RestructuringCharges_9400c3bd-db32-4efc-971b-a4f94db4e551" xlink:to="loc_us-gaap_SeveranceCosts1_fc3b03cb-615d-4a37-bbc8-4b106faaa5e1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessExitCosts1_3572d3af-2851-4999-985a-f6c16dac3304" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessExitCosts1"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_RestructuringCharges_9400c3bd-db32-4efc-971b-a4f94db4e551" xlink:to="loc_us-gaap_BusinessExitCosts1_3572d3af-2851-4999-985a-f6c16dac3304" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_xyl_RestructuringReserveAssetImpairmentCosts_eb86495c-2bd4-405c-abc9-76a2b774ce8f" xlink:href="xyl-20200930.xsd#xyl_RestructuringReserveAssetImpairmentCosts"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_RestructuringCharges_9400c3bd-db32-4efc-971b-a4f94db4e551" xlink:to="loc_xyl_RestructuringReserveAssetImpairmentCosts_eb86495c-2bd4-405c-abc9-76a2b774ce8f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherRestructuringCosts_a1b52753-ffa4-4385-953c-9862c39714d1" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherRestructuringCosts"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_RestructuringCharges_9400c3bd-db32-4efc-971b-a4f94db4e551" xlink:to="loc_us-gaap_OtherRestructuringCosts_a1b52753-ffa4-4385-953c-9862c39714d1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringReserveAccrualAdjustment1_03375539-7f4d-418d-af51-94025dc375a8" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestructuringReserveAccrualAdjustment1"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_RestructuringCharges_9400c3bd-db32-4efc-971b-a4f94db4e551" xlink:to="loc_us-gaap_RestructuringReserveAccrualAdjustment1_03375539-7f4d-418d-af51-94025dc375a8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_xyl_AssetImpairmentandRestructuringCharges_3a5fafbf-67a0-46ab-8e92-63efeaa4a6dd" xlink:href="xyl-20200930.xsd#xyl_AssetImpairmentandRestructuringCharges"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringCharges_1b84c483-eb0e-4b29-aa89-8b38e0207012" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestructuringCharges"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_xyl_AssetImpairmentandRestructuringCharges_3a5fafbf-67a0-46ab-8e92-63efeaa4a6dd" xlink:to="loc_us-gaap_RestructuringCharges_1b84c483-eb0e-4b29-aa89-8b38e0207012" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetImpairmentCharges_ded79a08-a2ee-40b4-a49d-082e39f1817d" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetImpairmentCharges"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_xyl_AssetImpairmentandRestructuringCharges_3a5fafbf-67a0-46ab-8e92-63efeaa4a6dd" xlink:to="loc_us-gaap_AssetImpairmentCharges_ded79a08-a2ee-40b4-a49d-082e39f1817d" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.xyleminc.com/role/RestructuringChargesAccrualRollfowardDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#RestructuringChargesAccrualRollfowardDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/RestructuringChargesAccrualRollfowardDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/RestructuringChargesEstimatedRestructuringCostsDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#RestructuringChargesEstimatedRestructuringCostsDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/RestructuringChargesEstimatedRestructuringCostsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/Revenue" xlink:type="simple" xlink:href="xyl-20200930.xsd#Revenue"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/Revenue" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/RevenueTables" xlink:type="simple" xlink:href="xyl-20200930.xsd#RevenueTables"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/RevenueTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/RevenueDisaggregationofRevenueDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#RevenueDisaggregationofRevenueDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/RevenueDisaggregationofRevenueDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_9592802f-9b31-4bf4-840b-edcadeade664" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Revenues"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_8e1fda01-9df5-4e7e-a66b-c4b7086bd657" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_9592802f-9b31-4bf4-840b-edcadeade664" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_8e1fda01-9df5-4e7e-a66b-c4b7086bd657" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_xyl_OtherRevenues_e21183a8-2c77-4484-adaf-fdf0a7ead61f" xlink:href="xyl-20200930.xsd#xyl_OtherRevenues"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_9592802f-9b31-4bf4-840b-edcadeade664" xlink:to="loc_xyl_OtherRevenues_e21183a8-2c77-4484-adaf-fdf0a7ead61f" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.xyleminc.com/role/RevenueDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#RevenueDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/RevenueDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/RevenueNarrativeDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#RevenueNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/RevenueNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/RevenueNarrativeDetails_1" xlink:type="simple" xlink:href="xyl-20200930.xsd#RevenueNarrativeDetails_1"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/RevenueNarrativeDetails_1" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/IncomeTaxes" xlink:type="simple" xlink:href="xyl-20200930.xsd#IncomeTaxes"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/IncomeTaxes" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/IncomeTaxesTextualsDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#IncomeTaxesTextualsDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/IncomeTaxesTextualsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/EarningsPerShare" xlink:type="simple" xlink:href="xyl-20200930.xsd#EarningsPerShare"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/EarningsPerShare" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/EarningsPerShareTables" xlink:type="simple" xlink:href="xyl-20200930.xsd#EarningsPerShareTables"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/EarningsPerShareTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/EarningsPerShareCalculationsforEPSDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#EarningsPerShareCalculationsforEPSDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/EarningsPerShareCalculationsforEPSDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_fa6e62dc-9ef7-496d-bc72-c66de038dc3f" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesIssuedBasic_a903fe48-26cf-48de-a99f-75eb5575d400" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesIssuedBasic"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_fa6e62dc-9ef7-496d-bc72-c66de038dc3f" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesIssuedBasic_a903fe48-26cf-48de-a99f-75eb5575d400" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights_e04cb9bd-42e1-4134-870c-38e855d16747" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_fa6e62dc-9ef7-496d-bc72-c66de038dc3f" xlink:to="loc_us-gaap_IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights_e04cb9bd-42e1-4134-870c-38e855d16747" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.xyleminc.com/role/EarningsPerShareSummaryofAntidilutiveSecuritiesDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#EarningsPerShareSummaryofAntidilutiveSecuritiesDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/EarningsPerShareSummaryofAntidilutiveSecuritiesDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/Inventories" xlink:type="simple" xlink:href="xyl-20200930.xsd#Inventories"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/Inventories" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/InventoriesTables" xlink:type="simple" xlink:href="xyl-20200930.xsd#InventoriesTables"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/InventoriesTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/InventoriesDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#InventoriesDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/InventoriesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNet_f54ad6f9-9a4b-4c1d-bdcb-84966d074556" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InventoryNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryFinishedGoodsNetOfReserves_6b264715-4dc2-47a9-ad1a-4eddbbda6c8a" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InventoryFinishedGoodsNetOfReserves"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNet_f54ad6f9-9a4b-4c1d-bdcb-84966d074556" xlink:to="loc_us-gaap_InventoryFinishedGoodsNetOfReserves_6b264715-4dc2-47a9-ad1a-4eddbbda6c8a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryWorkInProcessNetOfReserves_10ce8b07-a58c-4841-a337-0e2fc513d1c1" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InventoryWorkInProcessNetOfReserves"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNet_f54ad6f9-9a4b-4c1d-bdcb-84966d074556" xlink:to="loc_us-gaap_InventoryWorkInProcessNetOfReserves_10ce8b07-a58c-4841-a337-0e2fc513d1c1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryRawMaterialsNetOfReserves_7a0317ac-ea77-411f-b582-b55a6a194923" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InventoryRawMaterialsNetOfReserves"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNet_f54ad6f9-9a4b-4c1d-bdcb-84966d074556" xlink:to="loc_us-gaap_InventoryRawMaterialsNetOfReserves_7a0317ac-ea77-411f-b582-b55a6a194923" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.xyleminc.com/role/GoodwillandOtherIntangibleAssets" xlink:type="simple" xlink:href="xyl-20200930.xsd#GoodwillandOtherIntangibleAssets"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/GoodwillandOtherIntangibleAssets" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/GoodwillandOtherIntangibleAssetsTables" xlink:type="simple" xlink:href="xyl-20200930.xsd#GoodwillandOtherIntangibleAssetsTables"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/GoodwillandOtherIntangibleAssetsTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/GoodwillandOtherIntangibleAssetsGoodwillRollforwardDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#GoodwillandOtherIntangibleAssetsGoodwillRollforwardDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/GoodwillandOtherIntangibleAssetsGoodwillRollforwardDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/GoodwillandOtherIntangibleAssetsSummaryofIntangibleAssetsDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#GoodwillandOtherIntangibleAssetsSummaryofIntangibleAssetsDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/GoodwillandOtherIntangibleAssetsSummaryofIntangibleAssetsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_9b8fd69d-46f8-4936-8efe-e9859e219c18" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_c036ba6a-7ad0-48d8-8706-01d84a12ba5c" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsGross"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_9b8fd69d-46f8-4936-8efe-e9859e219c18" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsGross_c036ba6a-7ad0-48d8-8706-01d84a12ba5c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_17e6e1b1-2559-4360-ba8c-362528f9e20c" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_9b8fd69d-46f8-4936-8efe-e9859e219c18" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_17e6e1b1-2559-4360-ba8c-362528f9e20c" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.xyleminc.com/role/GoodwillandOtherIntangibleAssetsDetailsTextual" xlink:type="simple" xlink:href="xyl-20200930.xsd#GoodwillandOtherIntangibleAssetsDetailsTextual"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/GoodwillandOtherIntangibleAssetsDetailsTextual" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/DerivativeFinancialInstruments" xlink:type="simple" xlink:href="xyl-20200930.xsd#DerivativeFinancialInstruments"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/DerivativeFinancialInstruments" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/DerivativeFinancialInstrumentsTables" xlink:type="simple" xlink:href="xyl-20200930.xsd#DerivativeFinancialInstrumentsTables"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/DerivativeFinancialInstrumentsTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/DerivativeFinancialInstrumentsEffectofDeriativeInstrumentsonIncomeStatementandStatementofComprehensiveIncomeDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#DerivativeFinancialInstrumentsEffectofDeriativeInstrumentsonIncomeStatementandStatementofComprehensiveIncomeDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/DerivativeFinancialInstrumentsEffectofDeriativeInstrumentsonIncomeStatementandStatementofComprehensiveIncomeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/DerivativeFinancialInstrumentsBalanceSheetLocationofDerivativeInstrumentsDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#DerivativeFinancialInstrumentsBalanceSheetLocationofDerivativeInstrumentsDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/DerivativeFinancialInstrumentsBalanceSheetLocationofDerivativeInstrumentsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/DerivativeFinancialInstrumentsDetailsTextual" xlink:type="simple" xlink:href="xyl-20200930.xsd#DerivativeFinancialInstrumentsDetailsTextual"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/DerivativeFinancialInstrumentsDetailsTextual" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/AccruedandOtherCurrentLiabilities" xlink:type="simple" xlink:href="xyl-20200930.xsd#AccruedandOtherCurrentLiabilities"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/AccruedandOtherCurrentLiabilities" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/AccruedandOtherCurrentLiabilitiesTables" xlink:type="simple" xlink:href="xyl-20200930.xsd#AccruedandOtherCurrentLiabilitiesTables"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/AccruedandOtherCurrentLiabilitiesTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/AccruedandOtherCurrentLiabilitiesDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#AccruedandOtherCurrentLiabilitiesDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/AccruedandOtherCurrentLiabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_ae9885b6-4efb-4ad3-9ede-4ad0dc681d6c" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccruedLiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_aa1f3e15-c371-449c-acee-f0476a7527ae" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_ae9885b6-4efb-4ad3-9ede-4ad0dc681d6c" xlink:to="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_aa1f3e15-c371-449c-acee-f0476a7527ae" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_xyl_CustomerRelatedLiabilitiesCurrent_86fd3c37-360e-44f8-8ca3-498d81f2f11b" xlink:href="xyl-20200930.xsd#xyl_CustomerRelatedLiabilitiesCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_ae9885b6-4efb-4ad3-9ede-4ad0dc681d6c" xlink:to="loc_xyl_CustomerRelatedLiabilitiesCurrent_86fd3c37-360e-44f8-8ca3-498d81f2f11b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProductWarrantyAccrualClassifiedCurrent_49fde6a3-3dd2-4595-aa95-3348870b3ce4" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProductWarrantyAccrualClassifiedCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_ae9885b6-4efb-4ad3-9ede-4ad0dc681d6c" xlink:to="loc_us-gaap_ProductWarrantyAccrualClassifiedCurrent_49fde6a3-3dd2-4595-aa95-3348870b3ce4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedIncomeTaxesCurrent_7e63b96a-4285-4333-9bdd-f7e76afe5888" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccruedIncomeTaxesCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_ae9885b6-4efb-4ad3-9ede-4ad0dc681d6c" xlink:to="loc_us-gaap_AccruedIncomeTaxesCurrent_7e63b96a-4285-4333-9bdd-f7e76afe5888" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAccruedLiabilitiesCurrent_e574f359-6aca-4aff-a5da-ec01695445c2" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherAccruedLiabilitiesCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_ae9885b6-4efb-4ad3-9ede-4ad0dc681d6c" xlink:to="loc_us-gaap_OtherAccruedLiabilitiesCurrent_e574f359-6aca-4aff-a5da-ec01695445c2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_75810754-bc6a-4a37-831b-9e5250bde1e0" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiabilityCurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_ae9885b6-4efb-4ad3-9ede-4ad0dc681d6c" xlink:to="loc_us-gaap_OperatingLeaseLiabilityCurrent_75810754-bc6a-4a37-831b-9e5250bde1e0" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.xyleminc.com/role/CreditFacilitiesandDebt" xlink:type="simple" xlink:href="xyl-20200930.xsd#CreditFacilitiesandDebt"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/CreditFacilitiesandDebt" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/CreditFacilitiesandDebtTables" xlink:type="simple" xlink:href="xyl-20200930.xsd#CreditFacilitiesandDebtTables"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/CreditFacilitiesandDebtTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/CreditFacilitiesandDebtSummaryofDebtOutstandingDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#CreditFacilitiesandDebtSummaryofDebtOutstandingDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/CreditFacilitiesandDebtSummaryofDebtOutstandingDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtLongtermAndShorttermCombinedAmount_bd52e528-ea6e-4d5f-94ba-8c309563d460" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtLongtermAndShorttermCombinedAmount"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_f8db104f-8310-4da1-b849-f78881814c09" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DebtLongtermAndShorttermCombinedAmount_bd52e528-ea6e-4d5f-94ba-8c309563d460" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_f8db104f-8310-4da1-b849-f78881814c09" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtCurrent_d652f6f8-63d8-4973-b559-1f2efbd9523f" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DebtLongtermAndShorttermCombinedAmount_bd52e528-ea6e-4d5f-94ba-8c309563d460" xlink:to="loc_us-gaap_DebtCurrent_d652f6f8-63d8-4973-b559-1f2efbd9523f" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.xyleminc.com/role/CreditFacilitiesandDebtTextualsDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#CreditFacilitiesandDebtTextualsDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/CreditFacilitiesandDebtTextualsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/PostretirementBenefitPlans" xlink:type="simple" xlink:href="xyl-20200930.xsd#PostretirementBenefitPlans"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/PostretirementBenefitPlans" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/PostretirementBenefitPlansTables" xlink:type="simple" xlink:href="xyl-20200930.xsd#PostretirementBenefitPlansTables"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/PostretirementBenefitPlansTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/PostretirementBenefitPlansSummaryofNetPeriodicBenefitCostDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#PostretirementBenefitPlansSummaryofNetPeriodicBenefitCostDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/PostretirementBenefitPlansSummaryofNetPeriodicBenefitCostDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_28d64c9b-b83f-4149-962c-231fb6bd0b78" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanInterestCost_d5a23012-76f6-49ef-b66f-59972b799c90" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanInterestCost"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_28d64c9b-b83f-4149-962c-231fb6bd0b78" xlink:to="loc_us-gaap_DefinedBenefitPlanInterestCost_d5a23012-76f6-49ef-b66f-59972b799c90" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_f995dfb8-99e9-49ab-b1f4-cd489015cc88" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_28d64c9b-b83f-4149-962c-231fb6bd0b78" xlink:to="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_f995dfb8-99e9-49ab-b1f4-cd489015cc88" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanServiceCost_36e90d01-dce9-4943-98ea-7d7703b04521" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanServiceCost"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_28d64c9b-b83f-4149-962c-231fb6bd0b78" xlink:to="loc_us-gaap_DefinedBenefitPlanServiceCost_36e90d01-dce9-4943-98ea-7d7703b04521" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_ebc914b6-deb9-40bc-b11d-883d4f254d3a" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_28d64c9b-b83f-4149-962c-231fb6bd0b78" xlink:to="loc_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_ebc914b6-deb9-40bc-b11d-883d4f254d3a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAccumulatedBenefitObligationIncreaseDecreaseForSettlementAndCurtailment_ecabdcf0-9869-449b-afac-edc6a67ea2b7" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAccumulatedBenefitObligationIncreaseDecreaseForSettlementAndCurtailment"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_28d64c9b-b83f-4149-962c-231fb6bd0b78" xlink:to="loc_us-gaap_DefinedBenefitPlanAccumulatedBenefitObligationIncreaseDecreaseForSettlementAndCurtailment_ecabdcf0-9869-449b-afac-edc6a67ea2b7" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.xyleminc.com/role/PostretirementBenefitPlansTextualsDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#PostretirementBenefitPlansTextualsDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/PostretirementBenefitPlansTextualsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/Equity" xlink:type="simple" xlink:href="xyl-20200930.xsd#Equity"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/Equity" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/EquityTables" xlink:type="simple" xlink:href="xyl-20200930.xsd#EquityTables"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/EquityTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/EquitySummaryofShareholdersEquityDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#EquitySummaryofShareholdersEquityDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/EquitySummaryofShareholdersEquityDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/ShareBasedCompensationPlans" xlink:type="simple" xlink:href="xyl-20200930.xsd#ShareBasedCompensationPlans"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/ShareBasedCompensationPlans" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/ShareBasedCompensationPlansTables" xlink:type="simple" xlink:href="xyl-20200930.xsd#ShareBasedCompensationPlansTables"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/ShareBasedCompensationPlansTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/ShareBasedCompensationPlansTextualsDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#ShareBasedCompensationPlansTextualsDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/ShareBasedCompensationPlansTextualsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/ShareBasedCompensationPlansSummaryofStockOptionsGrantDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#ShareBasedCompensationPlansSummaryofStockOptionsGrantDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/ShareBasedCompensationPlansSummaryofStockOptionsGrantDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/ShareBasedCompensationPlansStockOptionFairValueAssumptionsDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#ShareBasedCompensationPlansStockOptionFairValueAssumptionsDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/ShareBasedCompensationPlansStockOptionFairValueAssumptionsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/ShareBasedCompensationPlansSummaryofRestrictedStockUnitGrantsDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#ShareBasedCompensationPlansSummaryofRestrictedStockUnitGrantsDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/ShareBasedCompensationPlansSummaryofRestrictedStockUnitGrantsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/ShareBasedCompensationPlansShareBasedCompensationPlansSummaryofROICPerformanceShareUnitGrantsDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#ShareBasedCompensationPlansShareBasedCompensationPlansSummaryofROICPerformanceShareUnitGrantsDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/ShareBasedCompensationPlansShareBasedCompensationPlansSummaryofROICPerformanceShareUnitGrantsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/ShareBasedCompensationPlansSummaryofPerformanceBasedShareGrantsDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#ShareBasedCompensationPlansSummaryofPerformanceBasedShareGrantsDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/ShareBasedCompensationPlansSummaryofPerformanceBasedShareGrantsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/ShareBasedCompensationPlansTSRPerformanceBasedSharesFairValueAssumptionsDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#ShareBasedCompensationPlansTSRPerformanceBasedSharesFairValueAssumptionsDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/ShareBasedCompensationPlansTSRPerformanceBasedSharesFairValueAssumptionsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/CapitalStock" xlink:type="simple" xlink:href="xyl-20200930.xsd#CapitalStock"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/CapitalStock" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/CapitalStockTextualsDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#CapitalStockTextualsDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/CapitalStockTextualsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/AccumulatedOtherComprehensiveIncomeLoss" xlink:type="simple" xlink:href="xyl-20200930.xsd#AccumulatedOtherComprehensiveIncomeLoss"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/AccumulatedOtherComprehensiveIncomeLoss" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/AccumulatedOtherComprehensiveIncomeLossTables" xlink:type="simple" xlink:href="xyl-20200930.xsd#AccumulatedOtherComprehensiveIncomeLossTables"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/AccumulatedOtherComprehensiveIncomeLossTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/AccumulatedOtherComprehensiveIncomeLossDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#AccumulatedOtherComprehensiveIncomeLossDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/AccumulatedOtherComprehensiveIncomeLossDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/CommitmentsandContingencies" xlink:type="simple" xlink:href="xyl-20200930.xsd#CommitmentsandContingencies"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/CommitmentsandContingencies" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/CommitmentsandContingenciesTables" xlink:type="simple" xlink:href="xyl-20200930.xsd#CommitmentsandContingenciesTables"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/CommitmentsandContingenciesTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/CommitmentsandContingenciesSummaryofWarrantiesDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#CommitmentsandContingenciesSummaryofWarrantiesDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/CommitmentsandContingenciesSummaryofWarrantiesDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/CommitmentsandContingenciesDetailsTextual" xlink:type="simple" xlink:href="xyl-20200930.xsd#CommitmentsandContingenciesDetailsTextual"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/CommitmentsandContingenciesDetailsTextual" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/SegmentInformation" xlink:type="simple" xlink:href="xyl-20200930.xsd#SegmentInformation"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/SegmentInformation" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/SegmentInformationTables" xlink:type="simple" xlink:href="xyl-20200930.xsd#SegmentInformationTables"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/SegmentInformationTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/SegmentInformationSummaryofOperationsbySegmentDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#SegmentInformationSummaryofOperationsbySegmentDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/SegmentInformationSummaryofOperationsbySegmentDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.xyleminc.com/role/SegmentInformationTextualsDetails" xlink:type="simple" xlink:href="xyl-20200930.xsd#SegmentInformationTextualsDetails"/>
  <link:calculationLink xlink:role="http://www.xyleminc.com/role/SegmentInformationTextualsDetails" xlink:type="extended"/>
</link:linkbase>
