<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED
FROM THE ANNUAL REPORT OF AMERICAN CENTURY PREMIUM RESERVES, INC.
AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH REPORT.
</LEGEND>
<CIK> 0000896308
<NAME> AMERICAN CENTURY PREMIUM RESERVES, INC.
<SERIES>
<NUMBER> 1
<NAME> PREMIUM CAPITAL RESERVE FUND
<S> <C>
<PERIOD-TYPE> YEAR
<FISCAL-YEAR-END> MAR-31-2000
<PERIOD-END> MAR-31-2000
<INVESTMENTS-AT-COST> 379,385,876
<INVESTMENTS-AT-VALUE> 379,385,876
<RECEIVABLES> 1,028,673
<ASSETS-OTHER> 1,446,152
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 381,860,701
<PAYABLE-FOR-SECURITIES> 2,999,147
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 142,732
<TOTAL-LIABILITIES> 3,141,879
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 378,718,833
<SHARES-COMMON-STOCK> 378,718,833
<SHARES-COMMON-PRIOR> 274,409,484
<ACCUMULATED-NII-CURRENT> (12)
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 0
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 0
<NET-ASSETS> 378,718,822
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 17,466,300
<OTHER-INCOME> 0
<EXPENSES-NET> 1,422,349
<NET-INVESTMENT-INCOME> 16,043,951
<REALIZED-GAINS-CURRENT> 7,716
<APPREC-INCREASE-CURRENT> 0
<NET-CHANGE-FROM-OPS> 16,051,667
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 16,043,951
<DISTRIBUTIONS-OF-GAINS> (4,674)
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 576,548,075
<NUMBER-OF-SHARES-REDEEMED> (489,306,402)
<SHARES-REINVESTED> 15,425,654
<NET-CHANGE-IN-ASSETS> 102,670,370
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 1,420,009
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 1,422,349
<AVERAGE-NET-ASSETS> 314,938,209
<PER-SHARE-NAV-BEGIN> 1.00
<PER-SHARE-NII> 0.05
<PER-SHARE-GAIN-APPREC> 0.00
<PER-SHARE-DIVIDEND> 0.05
<PER-SHARE-DISTRIBUTIONS> 0.00
<RETURNS-OF-CAPITAL> 0.00
<PER-SHARE-NAV-END> 1.00
<EXPENSE-RATIO> 0.45
</TABLE>
