<?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>S000069676</seriesId>
        <classId>C000222243</classId>
        <classId>C000222244</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 BlackRock Multi-Factor 70/30 Portfolio</seriesName>
      <seriesId>S000069676</seriesId>
      <seriesLei>549300RGO3K1102F8G10</seriesLei>
      <repPdEnd>2026-01-31</repPdEnd>
      <repPdDate>2025-04-30</repPdDate>
      <isFinalFiling>N</isFinalFiling>
    </genInfo>
    <fundInfo>
      <totAssets>109675037.98</totAssets>
      <totLiabs>146080.10</totLiabs>
      <netAssets>109528957.88</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="C000222243" rtn1="0.83000000" rtn2="-2.48000000" rtn3="0.85000000"/>
          <monthlyTotReturn classId="C000222244" rtn1="0.84000000" rtn2="-2.49000000" rtn3="0.79000000"/>
        </monthlyTotReturns>
        <othMon1 netRealizedGain="633293.84000000" netUnrealizedAppr="182762.34000000"/>
        <othMon2 netRealizedGain="-243349.31000000" netUnrealizedAppr="-2756538.44000000"/>
        <othMon3 netRealizedGain="1952258.41000000" netUnrealizedAppr="-1078794.16000000"/>
      </returnInfo>
      <mon1Flow redemption="564853.37000000" reinvestment="0.00000000" sales="1503832.68000000"/>
      <mon2Flow redemption="784347.91000000" reinvestment="0.00000000" sales="1071958.74000000"/>
      <mon3Flow redemption="1046155.74000000" reinvestment="0.00000000" sales="1314748.43000000"/>



    </fundInfo>
    <invstOrSecs>
      <invstOrSec>
        <name>iShares U.S. Fixed Income Balanced Risk Systematic ETF</name>
        <lei>549300ZON2MUDEJID147</lei>
        <title>iShares U.S. Fixed Income Balanced Risk Systematic ETF</title>
        <cusip>46435U796</cusip>
        <identifiers>
          <isin value="US46435U7963"/>
        </identifiers>
        <balance>116250.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>10185464.63000000</valUSD>
        <pctVal>9.299334922148</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>iShares Core U.S. Aggregate Bond ETF</name>
        <lei>549300F7VSXTKBGHJE47</lei>
        <title>iShares Core U.S. Aggregate Bond ETF</title>
        <cusip>464287226</cusip>
        <identifiers>
          <isin value="US4642872265"/>
        </identifiers>
        <balance>223121.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>22093441.42000000</valUSD>
        <pctVal>20.17132441286</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>iShares MSCI Intl Quality Factor ETF</name>
        <lei>549300NCBUPWCYENVS18</lei>
        <title>iShares MSCI Intl Quality Factor ETF</title>
        <cusip>46434V456</cusip>
        <identifiers>
          <isin value="US46434V4564"/>
        </identifiers>
        <balance>186337.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>7684537.88000000</valUSD>
        <pctVal>7.015987396154</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>iShares MSCI Intl Value Factor ETF</name>
        <lei>549300HD4TSTWEGNNR73</lei>
        <title>iShares MSCI Intl Value Factor ETF</title>
        <cusip>46435G409</cusip>
        <identifiers>
          <isin value="US46435G4091"/>
        </identifiers>
        <balance>47067.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>1468490.40000000</valUSD>
        <pctVal>1.340732559154</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>iShares MSCI EAFE Small-Cap ETF</name>
        <lei>549300MJV5OZGVS4LX86</lei>
        <title>iShares MSCI EAFE Small-Cap ETF</title>
        <cusip>464288273</cusip>
        <identifiers>
          <isin value="US4642882736"/>
        </identifiers>
        <balance>24227.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>1611095.50000000</valUSD>
        <pctVal>1.470931095468</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>State Street Global Advisors</name>
        <lei>549300Q3FHSMZ70NLT76</lei>
        <title>State Street Institutional Treasury Money Market Fund</title>
        <cusip>857492870</cusip>
        <identifiers>
          <isin value="US8574928706"/>
        </identifiers>
        <balance>486197.87000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>486197.87000000</valUSD>
        <pctVal>0.443898928110</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>iShares MSCI USA Min Vol Factor ETF</name>
        <lei>54930006KUZN6GLGL496</lei>
        <title>iShares MSCI USA Min Vol Factor ETF</title>
        <cusip>46429B697</cusip>
        <identifiers>
          <isin value="US46429B6974"/>
        </identifiers>
        <balance>198380.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>18358085.20000000</valUSD>
        <pctVal>16.76094208813</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>iShares MSCI USA Value Factor ETF</name>
        <lei>549300QCMVXVCAPD3O82</lei>
        <title>iShares MSCI USA Value Factor ETF</title>
        <cusip>46432F388</cusip>
        <identifiers>
          <isin value="US46432F3881"/>
        </identifiers>
        <balance>23533.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>2413544.48000000</valUSD>
        <pctVal>2.203567464454</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>iShares MSCI EAFE Min Vol Factor ETF</name>
        <lei>549300N5K4JSWEZ74544</lei>
        <title>iShares MSCI EAFE Min Vol Factor ETF</title>
        <cusip>46429B689</cusip>
        <identifiers>
          <isin value="US46429B6891"/>
        </identifiers>
        <balance>100903.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>8317434.29000000</valUSD>
        <pctVal>7.593822173595</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>iShares MSCI USA Quality Factor ETF</name>
        <lei>5493007KMK0CQLE2O168</lei>
        <title>iShares MSCI USA Quality Factor ETF</title>
        <cusip>46432F339</cusip>
        <identifiers>
          <isin value="US46432F3394"/>
        </identifiers>
        <balance>113244.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>19180136.28000000</valUSD>
        <pctVal>17.51147518541</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>iShares MSCI USA Momentum Factor ETF</name>
        <lei>5493002ZOOZ0SN3YYI81</lei>
        <title>iShares MSCI USA Momentum Factor ETF</title>
        <cusip>46432F396</cusip>
        <identifiers>
          <isin value="US46432F3964"/>
        </identifiers>
        <balance>44195.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>9264597.85000000</valUSD>
        <pctVal>8.458583035319</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>iShares MSCI Intl Momentum Factor ETF</name>
        <lei>549300O0CUUN2T6OVF98</lei>
        <title>iShares MSCI Intl Momentum Factor ETF</title>
        <cusip>46434V449</cusip>
        <identifiers>
          <isin value="US46434V4499"/>
        </identifiers>
        <balance>98182.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>4157025.88000000</valUSD>
        <pctVal>3.795366960904</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>iShares MSCI USA Size Factor ETF</name>
        <lei>5493007FX38U4LSCPO86</lei>
        <title>iShares MSCI USA Size Factor ETF</title>
        <cusip>46432F370</cusip>
        <identifiers>
          <isin value="US46432F3709"/>
        </identifiers>
        <balance>30670.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>4375995.60000000</valUSD>
        <pctVal>3.995286438125</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>
