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  <xs:element name="IncomeTaxesAbstract" id="dltr_IncomeTaxesAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="IncomeTaxesDetailsAbstract" id="dltr_IncomeTaxesDetailsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="EffectOfAbstract" id="dltr_EffectOfAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="DeferredTaxAssetsPropertyPlantAndEquipment" id="dltr_DeferredTaxAssetsPropertyPlantAndEquipment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xs:element name="DeferredTaxAssetsStateTaxOperatingLossesCreditCarryforwards" id="dltr_DeferredTaxAssetsStateTaxOperatingLossesCreditCarryforwards" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xs:element name="DeferredTaxLiabilitieSprepaidExpenses" id="dltr_DeferredTaxLiabilitieSprepaidExpenses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xs:element name="DeferredTaxLiabilitiesInventory" id="dltr_DeferredTaxLiabilitiesInventory" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xs:element name="DeferredTaxAssetsTaxableIncomeTerm" id="dltr_DeferredTaxAssetsTaxableIncomeTerm" type="xbrli:integerItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant"/>
  <xs:element name="UnrecognizedTaxBenefitsChangeResultingFromSettlementsWithTaxingAuthorities" id="dltr_UnrecognizedTaxBenefitsChangeResultingFromSettlementsWithTaxingAuthorities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="duration"/>
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  <xs:element name="IncomeTaxExpenseBenefitIntraperiodTaxAllocationTableTextBlock" id="dltr_IncomeTaxExpenseBenefitIntraperiodTaxAllocationTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="IncomeTaxProvisionBenefitTableTextBlock" id="dltr_IncomeTaxProvisionBenefitTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="FederalStatutoryTaxRateReconciliationTableTextBlock" id="dltr_FederalStatutoryTaxRateReconciliationTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="ComponentsOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" id="dltr_ComponentsOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="ReconciliationOfUnrecognizedTaxBenefitsTableTextBlock" id="dltr_ReconciliationOfUnrecognizedTaxBenefitsTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="SummaryOfSignificantAccountingPoliciesAbstract" id="dltr_SummaryOfSignificantAccountingPoliciesAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="CommitmentsAndContingenciesAbstract" id="dltr_CommitmentsAndContingenciesAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="DerivativeFinancialInstrumentsAbstract" id="dltr_DerivativeFinancialInstrumentsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="NotesToFinancialStatementsAbstract" id="dltr_NotesToFinancialStatementsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="LongTermDebtDetailsAbstract" id="dltr_LongTermDebtDetailsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="LongTermDebtTablesAbstract" id="dltr_LongTermDebtTablesAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="LetterOfCreditFacilityIssuanceCapacity" id="dltr_LetterOfCreditFacilityIssuanceCapacity" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xs:element name="TermLoanCapacity" id="dltr_TermLoanCapacity" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xs:element name="DebtInstrumentAdditionalInformationAbstract" id="dltr_DebtInstrumentAdditionalInformationAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="DerivativeFinancialInstrumentsDetailsAbstract" id="dltr_DerivativeFinancialInstrumentsDetailsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="PercentageOfFuelHedgedByDerivativeContractPeriod1" id="dltr_PercentageOfFuelHedgedByDerivativeContractPeriod1" type="num:percentItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant"/>
  <xs:element name="PercentageOfFuelHedgedByDerivativeContractPeriod2" id="dltr_PercentageOfFuelHedgedByDerivativeContractPeriod2" type="num:percentItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant"/>
  <xs:element name="NonmonetaryNotionalAmountOfPriceRiskDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsPeriod2" id="dltr_NonmonetaryNotionalAmountOfPriceRiskDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsPeriod2" type="xbrli:decimalItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <xs:element name="EmployeeBenefitPlansTablesAbstract" id="dltr_EmployeeBenefitPlansTablesAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
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  <xs:element name="DescriptionOfDefinedContributionPensionAndOtherPostretirementPlansAgeRequirement" id="dltr_DescriptionOfDefinedContributionPensionAndOtherPostretirementPlansAgeRequirement" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="DescriptionOfDefinedContributionPensionAndOtherPostretirementPlansEmploymentMinimumPeriod" id="dltr_DescriptionOfDefinedContributionPensionAndOtherPostretirementPlansEmploymentMinimumPeriod" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="DescriptionOfDefinedContributionPensionAndOtherPostretirementPlansEmploymentMinimumHoursInYear" id="dltr_DescriptionOfDefinedContributionPensionAndOtherPostretirementPlansEmploymentMinimumHoursInYear" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
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  <xs:element name="DefinedContributionPlanPercentageVestedAfterTwoYearsOfService" id="dltr_DefinedContributionPlanPercentageVestedAfterTwoYearsOfService" type="num:percentItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="DefinedContributionPlanProfitSharingPlanYearsToVest20Percent" id="dltr_DefinedContributionPlanProfitSharingPlanYearsToVest20Percent" type="xbrli:pureItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="DefinedContributionPlanPercentageVestedAfterThreeYearsOfService" id="dltr_DefinedContributionPlanPercentageVestedAfterThreeYearsOfService" type="num:percentItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="DefinedContributionPlanProfitSharingPlanYearsToVest40Percent" id="dltr_DefinedContributionPlanProfitSharingPlanYearsToVest40Percent" type="xbrli:pureItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="DefinedContributionPlanPercentageVestedAfterFourYearsOfService" id="dltr_DefinedContributionPlanPercentageVestedAfterFourYearsOfService" type="num:percentItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="DefinedContributionPlanProfitSharingPlanYearsToVest60Percent" id="dltr_DefinedContributionPlanProfitSharingPlanYearsToVest60Percent" type="xbrli:pureItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="DefinedContributionPlanPercentageVestedAfterFiveYearsOfService" id="dltr_DefinedContributionPlanPercentageVestedAfterFiveYearsOfService" type="num:percentItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="DefinedContributionPlanProfitSharingPlanYearsToVest100Percent" id="dltr_DefinedContributionPlanProfitSharingPlanYearsToVest100Percent" type="xbrli:pureItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="DefinedContributionPlanVestingScheduleTextBlock" id="dltr_DefinedContributionPlanVestingScheduleTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="ConsolidatedStatementsOfStockholdersEquityAndComprehensiveIncomeAbstract" id="dltr_ConsolidatedStatementsOfStockholdersEquityAndComprehensiveIncomeAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="AdjustmentsToAdditionalPaidInCapitalForCommonStockDividends" id="dltr_AdjustmentsToAdditionalPaidInCapitalForCommonStockDividends" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration"/>
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  <xs:element name="OperatingLeasesRelatedPartyQuantityOfStores" id="dltr_OperatingLeasesRelatedPartyQuantityOfStores" type="xbrli:integerItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="RelatedPartyLeaseTransactionAmountsOfTransaction" id="dltr_RelatedPartyLeaseTransactionAmountsOfTransaction" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xs:element name="RelatedPartyTransactionDueFromToRelatedPartyLeasesFutureMinimumPaymentsDue" id="dltr_RelatedPartyTransactionDueFromToRelatedPartyLeasesFutureMinimumPaymentsDue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xs:element name="UnrecordedUnconditionalPurchaseObligationFirstYearCommitment" id="dltr_UnrecordedUnconditionalPurchaseObligationFirstYearCommitment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant"/>
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  <xs:element name="UnrecordedUnconditionalPurchaseObligationThirdYearCommitment" id="dltr_UnrecordedUnconditionalPurchaseObligationThirdYearCommitment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xs:element name="UnrecordedUnconditionalPurchaseObligationFourthYearCommitment" id="dltr_UnrecordedUnconditionalPurchaseObligationFourthYearCommitment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xs:element name="LettersOfCreditOriginalCapacity" id="dltr_LettersOfCreditOriginalCapacity" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xs:element name="LettersOfCreditAdditionalCapacity" id="dltr_LettersOfCreditAdditionalCapacity" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xs:element name="LettersOfCreditCommitment" id="dltr_LettersOfCreditCommitment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xs:element name="StandByLettersOfCreditCommitment" id="dltr_StandByLettersOfCreditCommitment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xs:element name="SuretyBonds" id="dltr_SuretyBonds" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xs:element name="TermFoRnationwideNotice" id="dltr_TermFoRnationwideNotice" type="xbrli:integerItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="LitigationInitialNumberOfLitigants" id="dltr_LitigationInitialNumberOfLitigants" type="xbrli:integerItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="LitigatioNcurrentNumberOfLitigants" id="dltr_LitigatioNcurrentNumberOfLitigants" type="xbrli:integerItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="DeferredTaxAssetsTaxDeferredRentExpense" id="dltr_DeferredTaxAssetsTaxDeferredRentExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant"/>
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  <xs:element name="OperatingLeaseCommitmentsTableTextBlock" id="dltr_OperatingLeaseCommitmentsTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="MinimumAndContingentRentalsTableTextBlock" id="dltr_MinimumAndContingentRentalsTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="ShareholdersEquityDetailsAbstract" id="dltr_ShareholdersEquityDetailsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
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  <xs:element name="ShareRepurchaseProgramsAbstract" id="dltr_ShareRepurchaseProgramsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="DollaRamountOfSharesCommonStockAuthorizedToRepurchase" id="dltr_DollaRamountOfSharesCommonStockAuthorizedToRepurchase" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xs:element name="AcceleratedShareRepurchasesAmountToRepurchase" id="dltr_AcceleratedShareRepurchasesAmountToRepurchase" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xs:element name="AcceleratedShareRepurchaseAgreementInitiaLnumberOfSharesRepurchased" id="dltr_AcceleratedShareRepurchaseAgreementInitiaLnumberOfSharesRepurchased" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="AcceleratedShareRepurchaseAgreementMaximumNumberOfSharesToRepurchased" id="dltr_AcceleratedShareRepurchaseAgreementMaximumNumberOfSharesToRepurchased" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="AcceleratedShareRepurchaseAgreementShareVolumeTerm" id="dltr_AcceleratedShareRepurchaseAgreementShareVolumeTerm" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="AcceleratedShareRepurchaseAgreementAdditionaLnumberOfSharesRepurchased" id="dltr_AcceleratedShareRepurchaseAgreementAdditionaLnumberOfSharesRepurchased" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant"/>
  <xs:element name="AcceleratedShareRepurchaseAgreementTotalNumberOfSharesRepurchased" id="dltr_AcceleratedShareRepurchaseAgreementTotalNumberOfSharesRepurchased" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="ConsolidatedStatementsOfStockholdersEquityAndComprehensiveIncomeParentheticalAbstract" id="dltr_ConsolidatedStatementsOfStockholdersEquityAndComprehensiveIncomeParentheticalAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="DebtInstrumentMaturityDateT" id="dltr_DebtInstrumentMaturityDateT" type="us-types:dateStringItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="DerivativeInceptionDateT" id="dltr_DerivativeInceptionDateT" type="us-types:dateStringItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant"/>
  <xs:element name="DerivativeMaturityDateT" id="dltr_DerivativeMaturityDateT" type="us-types:dateStringItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant"/>
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  <xs:element name="NumberOfStoresAcquired" id="dltr_NumberOfStoresAcquired" type="xbrli:pureItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant"/>
  <xs:element name="PriceOfDollarGiantMerchandise" id="dltr_PriceOfDollarGiantMerchandise" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="BusinessAcquisitionPurchasePriceAllocationOtherIntangibles" id="dltr_BusinessAcquisitionPurchasePriceAllocationOtherIntangibles" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xs:element name="BusinessAcquisitionPurchasePriceAllocationAccountsPayableAndAccruedLiabilities" id="dltr_BusinessAcquisitionPurchasePriceAllocationAccountsPayableAndAccruedLiabilities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xs:element name="AcquisitionsTablesAbstract" id="dltr_AcquisitionsTablesAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="QuarterlyFinancialInformationDetailsAbstract" id="dltr_QuarterlyFinancialInformationDetailsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="QuarterlyFinancialInformationTablesAbstract" id="dltr_QuarterlyFinancialInformationTablesAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="ScheduleOfQuarterlyFinancialInformationTextBlock" id="dltr_ScheduleOfQuarterlyFinancialInformationTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="NumberOfStoresOpenAtEndOfPeriod" id="dltr_NumberOfStoresOpenAtEndOfPeriod" type="xbrli:pureItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="ComparableNetSalesChange" id="dltr_ComparableNetSalesChange" type="num:percentItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="SummaryOfSignificantAccountingPoliciesPoliciesAbstract" id="dltr_SummaryOfSignificantAccountingPoliciesPoliciesAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="StockDividendPolicyTextBlock" id="dltr_StockDividendPolicyTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="SegmentInformationTextBlock" id="dltr_SegmentInformationTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="FiscalPeriodTextBlock" id="dltr_FiscalPeriodTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="UseOfEstimatesTextBlock" id="dltr_UseOfEstimatesTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="ShortTermInvestmentsTextBlock" id="dltr_ShortTermInvestmentsTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="GoodwillTextBlock" id="dltr_GoodwillTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="OtherAssetsNetTextBlock" id="dltr_OtherAssetsNetTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="FairValueMeasurementsTextBlock" id="dltr_FairValueMeasurementsTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="TaxesCollectedTextBlock" id="dltr_TaxesCollectedTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="PreOpeningCostsTextBlock" id="dltr_PreOpeningCostsTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="CompensationAndRelatedCostsPolicyTextBlock" id="dltr_CompensationAndRelatedCostsPolicyTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="StoresOwnedAndOperated" id="dltr_StoresOwnedAndOperated" type="xbrli:pureItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant"/>
  <xs:element name="SummaryOfSignificantAccountingPoliciesDetailsAbstract" id="dltr_SummaryOfSignificantAccountingPoliciesDetailsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="SalesPricePerItemRangeMaximum" id="dltr_SalesPricePerItemRangeMaximum" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xs:element name="DividendsCommonStockStockPercentage" id="dltr_DividendsCommonStockStockPercentage" type="num:percentItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="DebtInstrumentMaturityMonthsCashEquivalentRangeMaximum" id="dltr_DebtInstrumentMaturityMonthsCashEquivalentRangeMaximum" type="xbrli:integerItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="PaymentProcessingSettlementBusinessDaysRangeMaximum" id="dltr_PaymentProcessingSettlementBusinessDaysRangeMaximum" type="xbrli:integerItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="InventoryPoolsBeforePreviousMethod" id="dltr_InventoryPoolsBeforePreviousMethod" type="xbrli:integerItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant"/>
  <xs:element name="InventoryPools" id="dltr_InventoryPools" type="xbrli:integerItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant"/>
  <xs:element name="PropertyPlantAndEquipmentSoftwareAmortizationPeriod" id="dltr_PropertyPlantAndEquipmentSoftwareAmortizationPeriod" type="xbrli:integerItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="ShortTermInvestmentsFairValueDisclosure" id="dltr_ShortTermInvestmentsFairValueDisclosure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xs:element name="RestrictedInvestmentsFairValue" id="dltr_RestrictedInvestmentsFairValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xs:element name="DerivativeFinancialInstrumentsAssetsFairValueDieselFuelSwapDisclosure" id="dltr_DerivativeFinancialInstrumentsAssetsFairValueDieselFuelSwapDisclosure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xs:element name="SummaryOfSignificantAccountingPoliciesTablesAbstract" id="dltr_SummaryOfSignificantAccountingPoliciesTablesAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="StockBasedCompensationPlanDetailsAbstract" id="dltr_StockBasedCompensationPlanDetailsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardsNumberOfSharesAuthorized" id="dltr_ShareBasedCompensationArrangementByShareBasedPaymentAwardsNumberOfSharesAuthorized" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant"/>
  <xs:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsGrantsInPeriodWeightedAverageExercisePrice" id="dltr_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsGrantsInPeriodWeightedAverageExercisePrice" type="num:perShareItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant"/>
  <xs:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardExpirationPeriod" id="dltr_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardExpirationPeriod" type="us-types:durationStringItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="TreasuryBondPaymentTermsInYears" id="dltr_TreasuryBondPaymentTermsInYears" type="us-types:durationStringItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="PercentageOfStockPricePerShare" id="dltr_PercentageOfStockPricePerShare" type="num:percentItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="FixedStockOptionCompensationPlansAbstract" id="dltr_FixedStockOptionCompensationPlansAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardServiceAndPerformanceBasedOptionsGrantsInPeriod" id="dltr_ShareBasedCompensationArrangementByShareBasedPaymentAwardServiceAndPerformanceBasedOptionsGrantsInPeriod" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardServiceAndPerformanceBasedOptionsGrantsInPeriodMaximum" id="dltr_ShareBasedCompensationArrangementByShareBasedPaymentAwardServiceAndPerformanceBasedOptionsGrantsInPeriodMaximum" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsServiceAndPerformanceAwardsGrantsInPeriod" id="dltr_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsServiceAndPerformanceAwardsGrantsInPeriod" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="CompensationExpenseAbstract" id="dltr_CompensationExpenseAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="AllocatedShareBasedCompensationExpenseRestrictedStock2008Grants" id="dltr_AllocatedShareBasedCompensationExpenseRestrictedStock2008Grants" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xs:element name="AllocatedShareBasedCompensationExpenseRestrictedStock2009Grants" id="dltr_AllocatedShareBasedCompensationExpenseRestrictedStock2009Grants" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xs:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodMinimumStatutoryTaxWithholding" id="dltr_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodMinimumStatutoryTaxWithholding" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xs:element name="ExpectedTermInMonths" id="dltr_ExpectedTermInMonths" type="xbrli:decimalItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEsppGrantsInPeriodWeightedAverageGrantDateFairValue" id="dltr_ShareBasedCompensationArrangementByShareBasedPaymentAwardEsppGrantsInPeriodWeightedAverageGrantDateFairValue" type="num:perShareItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="StockBasedCompensationPlanTablesAbstract" id="dltr_StockBasedCompensationPlanTablesAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="ShareBasedCompensationByShareBasedPaymentAwardStockOptionsFairValueAssumptionsTextBlock" id="dltr_ShareBasedCompensationByShareBasedPaymentAwardStockOptionsFairValueAssumptionsTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="ChangesInOptionsOutstandingAbstract" id="dltr_ChangesInOptionsOutstandingAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm" id="dltr_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm" type="xbrli:decimalItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant"/>
  <xs:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTerm" id="dltr_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTerm" type="xbrli:decimalItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant"/>
  <xs:element name="ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingTextBlock" id="dltr_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedActivityTextBlock" id="dltr_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedActivityTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="EmployeeStockPurchasePlanAbstract" id="dltr_EmployeeStockPurchasePlanAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEmployeeSubscriptionRateMaximum" id="dltr_ShareBasedCompensationArrangementByShareBasedPaymentAwardEmployeeSubscriptionRateMaximum" type="num:percentItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant"/>
  <xs:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEsppNumberOfSharesSold" id="dltr_ShareBasedCompensationArrangementByShareBasedPaymentAwardEsppNumberOfSharesSold" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant"/>
  <xs:element name="CondensedConsolidatedStatementsOfCashFlowsParentheticalAbstract" id="dltr_CondensedConsolidatedStatementsOfCashFlowsParentheticalAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="PercentageOfFuelHedgedByDerivativeContractPeriod3" id="dltr_PercentageOfFuelHedgedByDerivativeContractPeriod3" type="num:percentItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant"/>
  <xs:element name="StockRepurchaseProgramStockRepurchasedAndRetiredDuringPeriodValue" id="dltr_StockRepurchaseProgramStockRepurchasedAndRetiredDuringPeriodValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xs:element name="StockRepurchaseProgramStockRepurchasedAndRetiredDuringPeriodShares" id="dltr_StockRepurchaseProgramStockRepurchasedAndRetiredDuringPeriodShares" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="GallonsOfDieselFuelInFuelDerivativeContractsFuelNeedsFebruary2011ThroughApril2011InGallons" id="dltr_GallonsOfDieselFuelInFuelDerivativeContractsFuelNeedsFebruary2011ThroughApril2011InGallons" type="xbrli:decimalItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant"/>
  <xs:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEsppNumberOfSharesAuthorized" id="dltr_ShareBasedCompensationArrangementByShareBasedPaymentAwardEsppNumberOfSharesAuthorized" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant"/>
  <xs:element name="ShareOutstanding" id="dltr_ShareOutstanding" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant"/>
  <xs:element name="PropertyPlantAndEquipmentNetTableTextBlock" id="dltr_PropertyPlantAndEquipmentNetTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="PreferredStockAbstract" id="dltr_PreferredStockAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="AcceleratedShareRepurchaseAbstract" id="dltr_AcceleratedShareRepurchaseAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="NonmonetaryNotionalAmountOfPriceRiskDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsPeriod3" id="dltr_NonmonetaryNotionalAmountOfPriceRiskDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsPeriod3" type="xbrli:pureItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant"/>
  <xs:element name="FurnitureFixturesAndEquipmentMember" id="dltr_FurnitureFixturesAndEquipmentMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="FreightServicesMember" id="dltr_FreightServicesMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="TechnologyAssetsMember" id="dltr_TechnologyAssetsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="PendingOrThreatenedLitigationAlabamaCollectiveActionMember" id="dltr_PendingOrThreatenedLitigationAlabamaCollectiveActionMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="PendingOrThreatenedLitigationCaliforniaClassActionMember" id="dltr_PendingOrThreatenedLitigationCaliforniaClassActionMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="PendingOrThreatenedLitigationAlabamaEqualPayActMember" id="dltr_PendingOrThreatenedLitigationAlabamaEqualPayActMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="PendingOrThreatenedLitigationVirginiaClassActionMember" id="dltr_PendingOrThreatenedLitigationVirginiaClassActionMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="PendingOrThreatenedLitigationFloridaLaborStandardActMember" id="dltr_PendingOrThreatenedLitigationFloridaLaborStandardActMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="FuelDerivativeContractPositionSubsequentEventMember" id="dltr_FuelDerivativeContractPositionSubsequentEventMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="AcceleratedShareRepurchaseAgreementMarch2007Member" id="dltr_AcceleratedShareRepurchaseAgreementMarch2007Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="AcceleratedShareRepurchaseAgreementAugust2007Member" id="dltr_AcceleratedShareRepurchaseAgreementAugust2007Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="SopMember" id="dltr_SopMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="SipMember" id="dltr_SipMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="EipMember" id="dltr_EipMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="EoepMember" id="dltr_EoepMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="DirectorDeferredCompensationPlanMember" id="dltr_DirectorDeferredCompensationPlanMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="StockOptionsPlansMember" id="dltr_StockOptionsPlansMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="RestrictedStockPlansMember" id="dltr_RestrictedStockPlansMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="EmployeeStockPurchasePlanMember" id="dltr_EmployeeStockPurchasePlanMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="ServiceBasedAwardsMember" id="dltr_ServiceBasedAwardsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="PerformanceAndServiceBasedAwardsMember" id="dltr_PerformanceAndServiceBasedAwardsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="DisclosureOfShareBasedCompensationArrangementByShareBasedPaymentAwardAwardTypeAxis" id="dltr_DisclosureOfShareBasedCompensationArrangementByShareBasedPaymentAwardAwardTypeAxis" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" abstract="true" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeDomain" id="dltr_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeDomain" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="ExercisePriceRange1Member" id="dltr_ExercisePriceRange1Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="ExercisePriceRange2Member" id="dltr_ExercisePriceRange2Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="ExercisePriceRange3Member" id="dltr_ExercisePriceRange3Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="ExercisePriceRange4Member" id="dltr_ExercisePriceRange4Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="ExercisePriceRange5Member" id="dltr_ExercisePriceRange5Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="ExercisePriceRange6Member" id="dltr_ExercisePriceRange6Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="OmnibusIncentivePlanMember" id="dltr_OmnibusIncentivePlanMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="SharebasedCompensationTargetValue" id="dltr_SharebasedCompensationTargetValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <xs:element name="IndividualPotentialTargetAwardMinimum" id="dltr_IndividualPotentialTargetAwardMinimum" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="IndividualPotentialTargetAwardMaximum" id="dltr_IndividualPotentialTargetAwardMaximum" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="AcceleratedShareRepurchaseAgreementNovember2011Member" id="dltr_AcceleratedShareRepurchaseAgreementNovember2011Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="AcceleratedShareRepurchaseAgreementAugust2011Member" id="dltr_AcceleratedShareRepurchaseAgreementAugust2011Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="AcceleratedShareRepurchaseAgreementMarch2010Member" id="dltr_AcceleratedShareRepurchaseAgreementMarch2010Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="WeightedAverageMarketPrice" id="dltr_WeightedAverageMarketPrice" type="num:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="AdditionalNumberOfSharesThatWouldHaveBeenReceivedHadTransactionBeenSettled" id="dltr_AdditionalNumberOfSharesThatWouldHaveBeenReceivedHadTransactionBeenSettled" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <xs:element name="HedgePeriodReferencePrice" id="dltr_HedgePeriodReferencePrice" type="num:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="RepurchasedSharesUnsettled" id="dltr_RepurchasedSharesUnsettled" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <xs:element name="NonmonetaryNotionalAmountOfPriceRiskDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsPeriod1" id="dltr_NonmonetaryNotionalAmountOfPriceRiskDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsPeriod1" type="xbrli:decimalItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <xs:element name="RelatedPartyTransactionDueFromToRelatedPartyLeasesNumberOfCommitmentsRemaining" id="dltr_RelatedPartyTransactionDueFromToRelatedPartyLeasesNumberOfCommitmentsRemaining" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <xs:element name="TelecomContractsMember" id="dltr_TelecomContractsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="WinnDixieExclusiveSellingRightsViolationsMember" id="dltr_WinnDixieExclusiveSellingRightsViolationsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="PendingOrThreatenedLitigationMultiStateLitigationMember" id="dltr_PendingOrThreatenedLitigationMultiStateLitigationMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="LitigationCurrentNumberOfStores" id="dltr_LitigationCurrentNumberOfStores" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="LossContingencyLocationOfAllegedViolation" id="dltr_LossContingencyLocationOfAllegedViolation" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="LossContingencyDomicileOfLitigationNumberOfJurisdictions" id="dltr_LossContingencyDomicileOfLitigationNumberOfJurisdictions" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="ExercisePriceRange7Member" id="dltr_ExercisePriceRange7Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="AcceleratedShareRepurchaseProgramAuthorizedAmount" id="dltr_AcceleratedShareRepurchaseProgramAuthorizedAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xs:element name="MinimumNumberOfSharesToBeReceivedUnderAgreement" id="dltr_MinimumNumberOfSharesToBeReceivedUnderAgreement" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="MaximumNumberOfSharesToBeReceivedUnderAgreement" id="dltr_MaximumNumberOfSharesToBeReceivedUnderAgreement" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration"/>
  <xs:element name="DeferredIncomeTaxExpenseBenefitNet" id="dltr_DeferredIncomeTaxExpenseBenefitNet" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration"/>
</xs:schema>
