<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/nport" xmlns:com="http://www.sec.gov/edgar/common" xmlns:ncom="http://www.sec.gov/edgar/nportcommon" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.sec.gov/edgar/nport eis_NPORT_Filer.xsd">
  <headerData>
    <submissionType>NPORT-P</submissionType>
    <isConfidential>false</isConfidential>
    <filerInfo>

      <filer>
        <issuerCredentials>
          <cik>0000892538</cik>
          <ccc>XXXXXXXX</ccc>
        </issuerCredentials>
      </filer>


      <seriesClassInfo>
        <seriesId>S000056262</seriesId>
        <classId>C000177082</classId>
        <classId>C000177081</classId>
      </seriesClassInfo>


    </filerInfo>
  </headerData>
  <formData>
    <genInfo>
      <regName>SUNAMERICA SERIES TRUST</regName>
      <regFileNumber>811-07238</regFileNumber>
      <regCik>0000892538</regCik>
      <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 90/10 Portfolio</seriesName>
      <seriesId>S000056262</seriesId>
      <seriesLei>549300YZQYS56CRM9O80</seriesLei>
      <repPdEnd>2026-01-31</repPdEnd>
      <repPdDate>2025-04-30</repPdDate>
      <isFinalFiling>N</isFinalFiling>
    </genInfo>
    <fundInfo>
      <totAssets>1389340867.44</totAssets>
      <totLiabs>461934.47</totLiabs>
      <netAssets>1388878932.97</netAssets>
      <assetsAttrMiscSec>0.00000000</assetsAttrMiscSec>
      <assetsInvested>0.00000000</assetsInvested>
      <amtPayOneYrBanksBorr>0.00000000</amtPayOneYrBanksBorr>
      <amtPayOneYrCtrldComp>0.00000000</amtPayOneYrCtrldComp>
      <amtPayOneYrOthAffil>0.00000000</amtPayOneYrOthAffil>
      <amtPayOneYrOther>0.00000000</amtPayOneYrOther>
      <amtPayAftOneYrBanksBorr>0.00000000</amtPayAftOneYrBanksBorr>
      <amtPayAftOneYrCtrldComp>0.00000000</amtPayAftOneYrCtrldComp>
      <amtPayAftOneYrOthAffil>0.00000000</amtPayAftOneYrOthAffil>
      <amtPayAftOneYrOther>0.00000000</amtPayAftOneYrOther>
      <delayDeliv>0.00000000</delayDeliv>
      <standByCommit>0.00000000</standByCommit>
      <liquidPref>0.00000000</liquidPref>
      <cshNotRptdInCorD>0.00000000</cshNotRptdInCorD>
      <isNonCashCollateral>N</isNonCashCollateral>
      <returnInfo>
        <monthlyTotReturns>
          <monthlyTotReturn classId="C000177082" rtn1="-0.87000000" rtn2="-4.17000000" rtn3="0.06000000"/>
          <monthlyTotReturn classId="C000177081" rtn1="-0.87000000" rtn2="-4.15000000" rtn3="0.00000000"/>
        </monthlyTotReturns>
        <othMon1 netRealizedGain="12707570.36000000" netUnrealizedAppr="-25181419.18000000"/>
        <othMon2 netRealizedGain="3982603.12000000" netUnrealizedAppr="-64963556.01000000"/>
        <othMon3 netRealizedGain="2869062.55000000" netUnrealizedAppr="-2412059.49000000"/>
      </returnInfo>
      <mon1Flow redemption="11457923.16000000" reinvestment="0.00000000" sales="2191081.49000000"/>
      <mon2Flow redemption="14152031.34000000" reinvestment="0.00000000" sales="2818655.76000000"/>
      <mon3Flow redemption="12764631.16000000" reinvestment="0.00000000" sales="4999527.09000000"/>


    </fundInfo>
    <invstOrSecs>
      <invstOrSec>
        <name>SA SMALL CAP INDEX</name>
        <lei>549300NLVGJYYLB24614</lei>
        <title>SA SMALL CAP INDEX</title>
        <cusip>000000000</cusip>
        <identifiers>
          <other otherDesc="Internal Identifier" value="928MCH902"/>
        </identifiers>
        <balance>5188101.85000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>60441386.54000000</valUSD>
        <pctVal>4.351811025799</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</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>SA LARGE CAP INDEX PORT</name>
        <lei>5493001KG7IB71632F87</lei>
        <title>SA LARGE CAP INDEX PORT</title>
        <cusip>000000000</cusip>
        <identifiers>
          <other otherDesc="Internal Identifier" value="971SAV906"/>
        </identifiers>
        <balance>20786782.65000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>778672878.22000000</valUSD>
        <pctVal>56.06484911934</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</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>SA FIXD INC INTERMED INDEX</name>
        <lei>5493003LM62IPNOXE128</lei>
        <title>SA FIXD INC INTERMED INDEX</title>
        <cusip>000000000</cusip>
        <identifiers>
          <other otherDesc="Internal Identifier" value="932JFX905"/>
        </identifiers>
        <balance>6117397.44000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>62397453.90000000</valUSD>
        <pctVal>4.492648885282</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</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>SA FIXED INCOME INDEX</name>
        <lei>5493007IX45QAU60EP05</lei>
        <title>SA FIXED INCOME INDEX</title>
        <cusip>000000000</cusip>
        <identifiers>
          <other otherDesc="Internal Identifier" value="928MCK905"/>
        </identifiers>
        <balance>6376370.16000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>61213153.54000000</valUSD>
        <pctVal>4.407378648123</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</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>SA INTERNATIONAL INDEX</name>
        <lei>549300FTUB0BLWLXGM68</lei>
        <title>SA INTERNATIONAL INDEX</title>
        <cusip>000000000</cusip>
        <identifiers>
          <other otherDesc="Internal Identifier" value="928MCJ908"/>
        </identifiers>
        <balance>20066002.60000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>287746477.24000000</valUSD>
        <pctVal>20.71789487257</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</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>SA MID CAP INDEX</name>
        <lei>5493005POLD4G0MMFG86</lei>
        <title>SA MID CAP INDEX</title>
        <cusip>000000000</cusip>
        <identifiers>
          <other otherDesc="Internal Identifier" value="928MCG904"/>
        </identifiers>
        <balance>9827991.37000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>138869518.00000000</valUSD>
        <pctVal>9.998676969132</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</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>
    </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>
  </formData>
  <documents>XXXX</documents>
</edgarSubmission>
