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    <filerInfo>

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          <ccc>XXXXXXXX</ccc>
        </issuerCredentials>
      </filer>


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        <classId>C000220952</classId>
        <classId>C000220951</classId>
        <classId>C000220950</classId>
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      <regCik>0000893818</regCik>
      <regLei>5493008LW2651I1QB503</regLei>
      <regStreet1>100 Bellevue Parkway</regStreet1>
      <regCity>Wilmington</regCity>
      <regStateConditional regCountry="US" regState="US-DE"/>
      <regZipOrPostalCode>19809</regZipOrPostalCode>
      <regPhone>800-441-7762</regPhone>
      <seriesName>BlackRock LifePath ESG Index 2050 Fund</seriesName>
      <seriesId>S000069129</seriesId>
      <seriesLei>549300EBDPTDY49FRC03</seriesLei>
      <repPdEnd>2024-10-31</repPdEnd>
      <repPdDate>2024-07-31</repPdDate>
      <isFinalFiling>N</isFinalFiling>
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      <totLiabs>7170618.57</totLiabs>
      <netAssets>7875199.03</netAssets>
      <assetsAttrMiscSec>0.00000000</assetsAttrMiscSec>
      <assetsInvested>0.00000000</assetsInvested>
      <amtPayOneYrBanksBorr>0.00000000</amtPayOneYrBanksBorr>
      <amtPayOneYrCtrldComp>0.00000000</amtPayOneYrCtrldComp>
      <amtPayOneYrOthAffil>0.00000000</amtPayOneYrOthAffil>
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      <standByCommit>0.00000000</standByCommit>
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        <name>iShares MSCI Emerging Markets Small-Cap ETF</name>
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        <fairValLevel>1</fairValLevel>
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      <invstOrSec>
        <name>BLACKROCK CASH FUNDS TREASURY SL AGENCY SHARES</name>
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        <name>iShares MSCI EAFE Small-Cap ETF</name>
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        <fairValLevel>1</fairValLevel>
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      <invstOrSec>
        <name>BlackRock Funds III</name>
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        <fairValLevel>1</fairValLevel>
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        <name>iShares Developed Real Estate Index Fund</name>
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        <title>iShares Developed Real Estate Index Fund</title>
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        <valUSD>350144.32000000</valUSD>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>
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        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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          <isLoanByFund>N</isLoanByFund>
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      </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>2024-08-28</ncom:dateSigned>
      <ncom:nameOfApplicant>BlackRock Funds III</ncom:nameOfApplicant>
      <ncom:signature>Chuck Pulsfort</ncom:signature>
      <ncom:signerName>Chuck Pulsfort</ncom:signerName>
      <ncom:title>Assistant Treasurer</ncom:title>
    </signature>
  </formData>
  <documents>XXXX</documents>
</edgarSubmission>
