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        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <debtSec>
          <maturityDt>2046-11-15</maturityDt>
          <couponKind>Fixed</couponKind>
          <annualizedRt>2.88000000</annualizedRt>
          <isDefault>N</isDefault>
          <areIntrstPmntsInArrs>N</areIntrstPmntsInArrs>
          <isPaidKind>N</isPaidKind>
        </debtSec>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>United States Treasury</name>
        <lei>254900HROIFWPRGM1V77</lei>
        <title>United States Treasury Note/Bond</title>
        <cusip>912810RP5</cusip>
        <identifiers>
          <isin value="US912810RP57"/>
        </identifiers>
        <balance>90743300.00000000</balance>
        <units>PA</units>
        <curCd>USD</curCd>
        <valUSD>115768600.70000000</valUSD>
        <pctVal>0.547560888741</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>DBT</assetCat>
        <issuerCat>UST</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <debtSec>
          <maturityDt>2045-11-15</maturityDt>
          <couponKind>Fixed</couponKind>
          <annualizedRt>3.00000000</annualizedRt>
          <isDefault>N</isDefault>
          <areIntrstPmntsInArrs>N</areIntrstPmntsInArrs>
          <isPaidKind>N</isPaidKind>
        </debtSec>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>United States Treasury</name>
        <lei>254900HROIFWPRGM1V77</lei>
        <title>United States Treasury Note/Bond</title>
        <cusip>912810SD1</cusip>
        <identifiers>
          <isin value="US912810SD19"/>
        </identifiers>
        <balance>1488409000.00000000</balance>
        <units>PA</units>
        <curCd>USD</curCd>
        <valUSD>1937838741.39000000</valUSD>
        <pctVal>9.165565594273</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>DBT</assetCat>
        <issuerCat>UST</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <debtSec>
          <maturityDt>2048-08-15</maturityDt>
          <couponKind>Fixed</couponKind>
          <annualizedRt>3.00000000</annualizedRt>
          <isDefault>N</isDefault>
          <areIntrstPmntsInArrs>N</areIntrstPmntsInArrs>
          <isPaidKind>N</isPaidKind>
        </debtSec>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>United States Treasury</name>
        <lei>254900HROIFWPRGM1V77</lei>
        <title>United States Treasury Note/Bond</title>
        <cusip>912810RG5</cusip>
        <identifiers>
          <isin value="US912810RG58"/>
        </identifiers>
        <balance>5095200.00000000</balance>
        <units>PA</units>
        <curCd>USD</curCd>
        <valUSD>6840704.04000000</valUSD>
        <pctVal>0.032355076947</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>DBT</assetCat>
        <issuerCat>UST</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <debtSec>
          <maturityDt>2044-05-15</maturityDt>
          <couponKind>Fixed</couponKind>
          <annualizedRt>3.38000000</annualizedRt>
          <isDefault>N</isDefault>
          <areIntrstPmntsInArrs>N</areIntrstPmntsInArrs>
          <isPaidKind>N</isPaidKind>
        </debtSec>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>United States Treasury</name>
        <lei>254900HROIFWPRGM1V77</lei>
        <title>United States Treasury Note/Bond</title>
        <cusip>912810RD2</cusip>
        <identifiers>
          <isin value="US912810RD28"/>
        </identifiers>
        <balance>553046600.00000000</balance>
        <units>PA</units>
        <curCd>USD</curCd>
        <valUSD>782604143.00000000</valUSD>
        <pctVal>3.701551348834</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>DBT</assetCat>
        <issuerCat>UST</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <debtSec>
          <maturityDt>2043-11-15</maturityDt>
          <couponKind>Fixed</couponKind>
          <annualizedRt>3.75000000</annualizedRt>
          <isDefault>N</isDefault>
          <areIntrstPmntsInArrs>N</areIntrstPmntsInArrs>
          <isPaidKind>N</isPaidKind>
        </debtSec>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>BlackRock Funds III</name>
        <lei>5493008LW2651I1QB503</lei>
        <title>BlackRock Cash Funds: Treasury, SL Agency Shares</title>
        <cusip>066922477</cusip>
        <identifiers>
          <isin value="US0669224778"/>
        </identifiers>
        <balance>197413000.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>197413000.00000000</valUSD>
        <pctVal>0.933721553819</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>STIV</assetCat>
        <issuerCat>RF</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>United States Treasury</name>
        <lei>254900HROIFWPRGM1V77</lei>
        <title>United States Treasury Note/Bond</title>
        <cusip>912810SF6</cusip>
        <identifiers>
          <isin value="US912810SF66"/>
        </identifiers>
        <balance>650847100.00000000</balance>
        <units>PA</units>
        <curCd>USD</curCd>
        <valUSD>851033427.43000000</valUSD>
        <pctVal>4.025207327846</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>DBT</assetCat>
        <issuerCat>UST</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <debtSec>
          <maturityDt>2049-02-15</maturityDt>
          <couponKind>Fixed</couponKind>
          <annualizedRt>3.00000000</annualizedRt>
          <isDefault>N</isDefault>
          <areIntrstPmntsInArrs>N</areIntrstPmntsInArrs>
          <isPaidKind>N</isPaidKind>
        </debtSec>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>United States Treasury</name>
        <lei>254900HROIFWPRGM1V77</lei>
        <title>United States Treasury Note/Bond</title>
        <cusip>912810PW2</cusip>
        <identifiers>
          <isin value="US912810PW27"/>
        </identifiers>
        <balance>3600.00000000</balance>
        <units>PA</units>
        <curCd>USD</curCd>
        <valUSD>5308.73000000</valUSD>
        <pctVal>0.000025109165</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>DBT</assetCat>
        <issuerCat>UST</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <debtSec>
          <maturityDt>2038-02-15</maturityDt>
          <couponKind>Fixed</couponKind>
          <annualizedRt>4.38000000</annualizedRt>
          <isDefault>N</isDefault>
          <areIntrstPmntsInArrs>N</areIntrstPmntsInArrs>
          <isPaidKind>N</isPaidKind>
        </debtSec>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>United States Treasury</name>
        <lei>254900HROIFWPRGM1V77</lei>
        <title>United States Treasury Note/Bond</title>
        <cusip>912810RM2</cusip>
        <identifiers>
          <isin value="US912810RM27"/>
        </identifiers>
        <balance>16257900.00000000</balance>
        <units>PA</units>
        <curCd>USD</curCd>
        <valUSD>20676111.30000000</valUSD>
        <pctVal>0.097793614250</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>DBT</assetCat>
        <issuerCat>UST</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <debtSec>
          <maturityDt>2045-05-15</maturityDt>
          <couponKind>Fixed</couponKind>
          <annualizedRt>3.00000000</annualizedRt>
          <isDefault>N</isDefault>
          <areIntrstPmntsInArrs>N</areIntrstPmntsInArrs>
          <isPaidKind>N</isPaidKind>
        </debtSec>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
    </invstOrSecs>
    <explntrNotes>


      <explntrNote note="Monthly returns presented in Item B.5(a) have been calculated without deducting any applicable sales loads or redemption fees." noteItem="B.5.a"/>
    </explntrNotes>
    <signature>
      <ncom:dateSigned>2020-03-30</ncom:dateSigned>
      <ncom:nameOfApplicant>iShares Trust</ncom:nameOfApplicant>
      <ncom:signature>Ann Frechette</ncom:signature>
      <ncom:signerName>Ann Frechette</ncom:signerName>
      <ncom:title>Assistant Treasurer</ncom:title>
    </signature>
  </formData>
</edgarSubmission>
