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          <ccc>XXXXXXXX</ccc>
        </issuerCredentials>
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      <regLei>549300YDIAXUNCUXFM44</regLei>
      <regStreet1>21650 Oxnard Street, 10th Floor</regStreet1>
      <regCity>Woodland Hills</regCity>
      <regStateConditional regCountry="US" regState="US-CA"/>
      <regZipOrPostalCode>91367</regZipOrPostalCode>
      <regPhone>800-445-7862</regPhone>
      <seriesName>SA Index Allocation 80/20 Portfolio</seriesName>
      <seriesId>S000056261</seriesId>
      <seriesLei>549300O74T8HEXO2E438</seriesLei>
      <repPdEnd>2026-01-31</repPdEnd>
      <repPdDate>2025-04-30</repPdDate>
      <isFinalFiling>N</isFinalFiling>
    </genInfo>
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      <totLiabs>192615.04</totLiabs>
      <netAssets>498049882.79</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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      <amtPayAftOneYrOther>0.00000000</amtPayAftOneYrOther>
      <delayDeliv>0.00000000</delayDeliv>
      <standByCommit>0.00000000</standByCommit>
      <liquidPref>0.00000000</liquidPref>
      <cshNotRptdInCorD>0.01000000</cshNotRptdInCorD>
      <isNonCashCollateral>N</isNonCashCollateral>
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        <monthlyTotReturns>
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        <othMon3 netRealizedGain="1475753.89000000" netUnrealizedAppr="-1689977.01000000"/>
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    </fundInfo>
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        <name>SA SMALL CAP INDEX</name>
        <lei>549300NLVGJYYLB24614</lei>
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        <identifiers>
          <other otherDesc="Internal Identifier" value="928MCH902"/>
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        <valUSD>21146316.77000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
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        <invCountry>US</invCountry>
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        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
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          <isLoanByFund>N</isLoanByFund>
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      </invstOrSec>
      <invstOrSec>
        <name>SA LARGE CAP INDEX PORT</name>
        <lei>5493001KG7IB71632F87</lei>
        <title>SA LARGE CAP INDEX PORT</title>
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        <identifiers>
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        <fairValLevel>1</fairValLevel>
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      </invstOrSec>
      <invstOrSec>
        <name>SA FIXD INC INTERMED INDEX</name>
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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>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>SA FIXED INCOME INDEX</name>
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        <balance>4899233.24000000</balance>
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        <pctVal>9.443359126304</pctVal>
        <payoffProfile>Long</payoffProfile>
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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>
      <invstOrSec>
        <name>SA INTERNATIONAL INDEX</name>
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        <title>SA INTERNATIONAL INDEX</title>
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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>
      <invstOrSec>
        <name>SA MID CAP INDEX</name>
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        <title>SA MID CAP INDEX</title>
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        <identifiers>
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        <valUSD>50013607.85000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
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          <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>2025-05-27</ncom:dateSigned>
      <ncom:nameOfApplicant>SUNAMERICA SERIES TRUST</ncom:nameOfApplicant>
      <ncom:signature>Shawn Parry</ncom:signature>
      <ncom:signerName>Shawn Parry</ncom:signerName>
      <ncom:title>Assistant Treasurer</ncom:title>
    </signature>
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  <documents>XXXX</documents>
</edgarSubmission>
