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  <xsd:element id="irm_CashPoolAgreementOutstandingBorrowings" name="CashPoolAgreementOutstandingBorrowings" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="irm_CommissionsMember" name="CommissionsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_ConsumerStorageMember" name="ConsumerStorageMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="irm_ContractwithCustomerAssetAccumulatedAmortization" name="ContractwithCustomerAssetAccumulatedAmortization" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="irm_CustomerInducementsMember" name="CustomerInducementsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_CustomerRelationshipsAndCustomerInducementsMember" name="CustomerRelationshipsAndCustomerInducementsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_CustomerRelationshipsCustomerInducementsandDataCenterMember" name="CustomerRelationshipsCustomerInducementsandDataCenterMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_DataCenterAboveandBelowMarketLeasesMember" name="DataCenterAboveandBelowMarketLeasesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_DataCenterMember" name="DataCenterMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_DataManagementMember" name="DataManagementMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="irm_DebtInstrumentCovenantIndentureLeverageRatioMaximum" name="DebtInstrumentCovenantIndentureLeverageRatioMaximum" nillable="true" substitutionGroup="xbrli:item" type="xbrli:pureItemType" xbrli:periodType="instant" />
  <xsd:element id="irm_DebtInstrumentCovenantIndenturesBondLeverageRatio" name="DebtInstrumentCovenantIndenturesBondLeverageRatio" nillable="true" substitutionGroup="xbrli:item" type="xbrli:pureItemType" xbrli:periodType="instant" />
  <xsd:element id="irm_DebtInstrumentCovenantLineOfCreditAndTermLeverageRatioPeriodEnd" name="DebtInstrumentCovenantLineOfCreditAndTermLeverageRatioPeriodEnd" nillable="true" substitutionGroup="xbrli:item" type="xbrli:pureItemType" xbrli:periodType="instant" />
  <xsd:element id="irm_DebtInstrumentCovenantLineOfCreditAndTermLoanFixedChargeCoverageRatio" name="DebtInstrumentCovenantLineOfCreditAndTermLoanFixedChargeCoverageRatio" nillable="true" substitutionGroup="xbrli:item" type="xbrli:pureItemType" xbrli:periodType="instant" />
  <xsd:element id="irm_DebtInstrumentCovenantLineOfCreditAndTermLoanNetSecuredDebtLeaseAdjustedLeverageRatio" name="DebtInstrumentCovenantLineOfCreditAndTermLoanNetSecuredDebtLeaseAdjustedLeverageRatio" nillable="true" substitutionGroup="xbrli:item" type="xbrli:pureItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="irm_EmployeeAndNonEmployeesStockOptionMember" name="EmployeeAndNonEmployeesStockOptionMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="irm_ErrorCorrectionsAndPriorPeriodAdjustmentsPolicyPolicyTextBlock" name="ErrorCorrectionsAndPriorPeriodAdjustmentsPolicyPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_EuroNotesMember" name="EuroNotesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_EuroSeniorNotes3Percentdue2025Member" name="EuroSeniorNotes3Percentdue2025Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="irm_FinanceLeaseCost" name="FinanceLeaseCost" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="irm_FinanceLeaseRightOfUseAssetNonRealEstateAssetsPercent" name="FinanceLeaseRightOfUseAssetNonRealEstateAssetsPercent" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="irm_FinanceLeaseRightOfUseAssetRealEstateAssetsPercent" name="FinanceLeaseRightOfUseAssetRealEstateAssetsPercent" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="irm_ForeignCurrencyTransactionGainLossUnrealizedAndAdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesOther" name="ForeignCurrencyTransactionGainLossUnrealizedAndAdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesOther" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_GBPSeniorNotes3.875Percentdue2025Member" name="GBPSeniorNotes3.875Percentdue2025Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_GlobalDataCenterBusinessMember" name="GlobalDataCenterBusinessMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="irm_GoodwillDeductibleAcquiredDuringPeriod" name="GoodwillDeductibleAcquiredDuringPeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="irm_GoodwillNonDeductibleAcquiredDuringPeriod" name="GoodwillNonDeductibleAcquiredDuringPeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="irm_GoodwillPurchaseAccountingAdjustmentsGross" name="GoodwillPurchaseAccountingAdjustmentsGross" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="irm_GoodwillPurchaseAccountingAdjustmentsOffset" name="GoodwillPurchaseAccountingAdjustmentsOffset" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="irm_GuarantorDisclosureTextBlock" name="GuarantorDisclosureTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_IODataCenterLLCMember" name="IODataCenterLLCMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_IncomeTaxExpenseBenefitMember" name="IncomeTaxExpenseBenefitMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="irm_IncomelossfromContinuingOperationsNetofTaxexcludingPortionAttributabletoNoncontrollingInterest" name="IncomelossfromContinuingOperationsNetofTaxexcludingPortionAttributabletoNoncontrollingInterest" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="irm_IncreaseDecreaseInContractWithCustomerLiabilitiesNet" name="IncreaseDecreaseInContractWithCustomerLiabilitiesNet" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="irm_IncrementalCommonSharesAttributableToShareBasedPaymentsArrangementsStockOption" name="IncrementalCommonSharesAttributableToShareBasedPaymentsArrangementsStockOption" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration" />
  <xsd:element id="irm_IncrementalCommonSharesAttributableToShareBasedPaymentsRestrictedStockAndRSUsAndPUs" name="IncrementalCommonSharesAttributableToShareBasedPaymentsRestrictedStockAndRSUsAndPUs" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_InformationDestructionMember" name="InformationDestructionMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_IntakeCostsMember" name="IntakeCostsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="irm_IntercompanyExpense" name="IntercompanyExpense" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_IronMountainIronCloudMember" name="IronMountainIronCloudMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="irm_LeaseLiability" name="LeaseLiability" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="irm_LeaseLiabilityCurrent" name="LeaseLiabilityCurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="irm_LeaseLiabilityNoncurrent" name="LeaseLiabilityNoncurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="irm_LeaseRightofUseAsset" name="LeaseRightofUseAsset" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="irm_LeasesAcquiredInPlaceandTenantRelationshipsMember" name="LeasesAcquiredInPlaceandTenantRelationshipsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_LesseeOperatingAndFinanceLeaseCurrentAbstract" name="LesseeOperatingAndFinanceLeaseCurrentAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="irm_LesseeOperatingAndFinanceLeaseDeferredRentNoncurrent" name="LesseeOperatingAndFinanceLeaseDeferredRentNoncurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="irm_LesseeOperatingAndFinanceLeaseNonCurrentAbstract" name="LesseeOperatingAndFinanceLeaseNonCurrentAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="irm_LongTermDebtGrossNetofCurrentPortion" name="LongTermDebtGrossNetofCurrentPortion" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="irm_LongtermDebtGrossCurrentMaturities" name="LongtermDebtGrossCurrentMaturities" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="irm_MakespaceMember" name="MakespaceMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_MortgageSecuritizationProgramMember" name="MortgageSecuritizationProgramMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_NewCreditAgreementMember" name="NewCreditAgreementMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="irm_NoncashInvestingAndFinancingActivitiesFinancingLeases" name="NoncashInvestingAndFinancingActivitiesFinancingLeases" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="irm_NoncashOrPartNoncashTransactionOperatingLeases" name="NoncashOrPartNoncashTransactionOperatingLeases" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_NorthAmericanDataManagementBusinessMember" name="NorthAmericanDataManagementBusinessMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_NorthAmericanRecordsAndInformationManagementBusinessMember" name="NorthAmericanRecordsAndInformationManagementBusinessMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="irm_NumberOfBanks" name="NumberOfBanks" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element id="irm_OperatingLeaseModificationsAndReassessments" name="OperatingLeaseModificationsAndReassessments" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="irm_OperatingLeaseRightOfUseAssetNonRealEstateAssetsPercent" name="OperatingLeaseRightOfUseAssetNonRealEstateAssetsPercent" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="irm_OperatingLeaseRightOfUseAssetRealEstateAssetsPercent" name="OperatingLeaseRightOfUseAssetRealEstateAssetsPercent" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="irm_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsThereafter" name="OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsThereafter" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="irm_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsWithinFiveYears" name="OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsWithinFiveYears" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="irm_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsWithinFourYears" name="OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsWithinFourYears" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="irm_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsWithinOneYear" name="OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsWithinOneYear" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="irm_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsWithinThreeYears" name="OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsWithinThreeYears" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="irm_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsWithinTwoYears" name="OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsWithinTwoYears" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="irm_OtherAssetsNoncurrentConsolidatingBalanceSheet" name="OtherAssetsNoncurrentConsolidatingBalanceSheet" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="irm_OtherComprehensiveIncomeLossForeignCurrencyTransactionandTranslationAdjustmentExcludingRedeemableNoncontrollingInterestNetofTax" name="OtherComprehensiveIncomeLossForeignCurrencyTransactionandTranslationAdjustmentExcludingRedeemableNoncontrollingInterestNetofTax" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_OtherInternationalBusinessMember" name="OtherInternationalBusinessMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="irm_OtherLiabilitiesNoncurrentConsolidatingBalanceSheet" name="OtherLiabilitiesNoncurrentConsolidatingBalanceSheet" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="irm_OtherNonoperatingIncomeExpenseOtherNet" name="OtherNonoperatingIncomeExpenseOtherNet" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="irm_PaymentsforCustomerInducements" name="PaymentsforCustomerInducements" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="irm_PaymentstoAcquireCustomerRelationshipsCustomerInducementsandContractFulfillmentCosts" name="PaymentstoAcquireCustomerRelationshipsCustomerInducementsandContractFulfillmentCosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="irm_PercentageOfAchievementOfPredefinedRevenueAndROICTargets" name="PercentageOfAchievementOfPredefinedRevenueAndROICTargets" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="irm_PerformanceUnitsAbstract" name="PerformanceUnitsAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_PerformanceUnitsAdjustmentsMember" name="PerformanceUnitsAdjustmentsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_PerformanceUnitsOriginalAwardsMember" name="PerformanceUnitsOriginalAwardsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_PermanentWithdrawalFeesMember" name="PermanentWithdrawalFeesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="irm_ProceedsFromIntercompanyLoans" name="ProceedsFromIntercompanyLoans" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="irm_ProceedsFromIssuanceOfAtTheMarketProgram" name="ProceedsFromIssuanceOfAtTheMarketProgram" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="irm_ProceedsFromIssuanceOfSecuredDebtShortTermAndLongTerm" name="ProceedsFromIssuanceOfSecuredDebtShortTermAndLongTerm" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="irm_ProceedsFromLoansFromParent" name="ProceedsFromLoansFromParent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="irm_ProceedsFromOverAllotmentOption" name="ProceedsFromOverAllotmentOption" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_ProfitLossFromContinuingOperationsMember" name="ProfitLossFromContinuingOperationsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_ProjectSummitMember" name="ProjectSummitMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_QRSCashPoolMember" name="QRSCashPoolMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_RealEstateMortgagesCapitalLeasesAndOtherMember" name="RealEstateMortgagesCapitalLeasesAndOtherMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_RecallTransactionandIODCTransactionMember" name="RecallTransactionandIODCTransactionMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_RecordsManagementMember" name="RecordsManagementMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_RedeemableNoncontrollingInterestsMember" name="RedeemableNoncontrollingInterestsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="irm_RepaymentsOfSecuredDebtShortTermAndLongTerm" name="RepaymentsOfSecuredDebtShortTermAndLongTerm" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="irm_RestructuringPlanCostsIncurredPursuantToPlan" name="RestructuringPlanCostsIncurredPursuantToPlan" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="irm_RevenuefromContractwithCustomerExcludingAssessedTaxIntercompany" name="RevenuefromContractwithCustomerExcludingAssessedTaxIntercompany" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="irm_SaleLeasebackTransactionsNumberOfFacilities" name="SaleLeasebackTransactionsNumberOfFacilities" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element id="irm_SaleofStockAuthorizedAmount" name="SaleofStockAuthorizedAmount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="irm_SaleofStockRemainingAggregateSalePriceOfStockAvailableForDistribution" name="SaleofStockRemainingAggregateSalePriceOfStockAvailableForDistribution" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="irm_ScheduleOfNetCashPositionInCashPoolAgreementsTableTextBlock" name="ScheduleOfNetCashPositionInCashPoolAgreementsTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="irm_ScheduleofLeverageandFixedChargeRatiosTableTextBlock" name="ScheduleofLeverageandFixedChargeRatiosTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="irm_ScheduleofReconciliationtoIncomeLossfromContinuingOperationsTableTextBlock" name="ScheduleofReconciliationtoIncomeLossfromContinuingOperationsTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_SelectedConsolidatedFinancialStatementsOfParentGuarantorsCanadaCompanyAndNonGuarantorsDisclosureAbstract" name="SelectedConsolidatedFinancialStatementsOfParentGuarantorsCanadaCompanyAndNonGuarantorsDisclosureAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_SeniorNotes4.375Percentdue2021Member" name="SeniorNotes4.375Percentdue2021Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_SeniorNotes4.875PercentDue2029Member" name="SeniorNotes4.875PercentDue2029Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_SeniorNotes4.875Percentdue2027Member" name="SeniorNotes4.875Percentdue2027Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_SeniorNotes5.25Percentdue2028Member" name="SeniorNotes5.25Percentdue2028Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_SeniorNotes5.375Percentdue2026Member" name="SeniorNotes5.375Percentdue2026Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_SeniorNotes6Percentdue2023Member" name="SeniorNotes6Percentdue2023Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_SeniorSubordinatedNotes5.75PercentDue2024Member" name="SeniorSubordinatedNotes5.75PercentDue2024Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_StorageRecordsManagementAndArtStorageCompaniesMember" name="StorageRecordsManagementAndArtStorageCompaniesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_StorageRentalMember" name="StorageRentalMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_StorageRentalPowerAndConnectivityMember" name="StorageRentalPowerAndConnectivityMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_StorageandDataManagementCompanyMember" name="StorageandDataManagementCompanyMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_TRSCashPoolMember" name="TRSCashPoolMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_TermLoanAMember" name="TermLoanAMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_TermLoanBMember" name="TermLoanBMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_TermLoanFacilityMember" name="TermLoanFacilityMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_TwoThousandEighteenMember" name="TwoThousandEighteenMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_TwoThousandNineteenMember" name="TwoThousandNineteenMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_TwoThousandSeventeenMember" name="TwoThousandSeventeenMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_UKBilateralRevolvingCreditFacilityMember" name="UKBilateralRevolvingCreditFacilityMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="irm_UnamortizedDebtIssuanceExpenseCurrent" name="UnamortizedDebtIssuanceExpenseCurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="irm_UnamortizedDebtIssuanceExpenseNet" name="UnamortizedDebtIssuanceExpenseNet" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="irm_ValueAddedTaxLiability" name="ValueAddedTaxLiability" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="irm_VehicleAndEquipmentMember" name="VehicleAndEquipmentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="irm_WesternEuropeanBusinessMember" name="WesternEuropeanBusinessMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
</xsd:schema>
