<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000892538
<NAME> SUNAMERICA SERIES TRUST
<SERIES>
<NUMBER> 002
<NAME> SUNAMERICA SERIES TRUST ALLIANCE GROWTH PORTFOLIO
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> JAN-31-2001
<PERIOD-START> FEB-01-2000
<PERIOD-END> JUL-31-2000
<INVESTMENTS-AT-COST> 2,661,931,917
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<OTHER-ITEMS-LIABILITIES> 6,062,629
<TOTAL-LIABILITIES> 36,271,794
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 2,092,750,658
<SHARES-COMMON-STOCK> 81,575,630
<SHARES-COMMON-PRIOR> 78,599,878
<ACCUMULATED-NII-CURRENT> (2,224,093)
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<NET-INVESTMENT-INCOME> (2,224,093)
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<NET-CHANGE-FROM-OPS> 184,889,410
<EQUALIZATION> 0
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</TABLE>
