<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> 3
<NAME> PREMIUM BOND FUND
<S> <C>
<PERIOD-TYPE> YEAR
<FISCAL-YEAR-END> MAR-31-2000
<PERIOD-END> MAR-31-2000
<INVESTMENTS-AT-COST> 105,640,999
<INVESTMENTS-AT-VALUE> 103,110,051
<RECEIVABLES> 1,235,990
<ASSETS-OTHER> 890,621
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 105,236,662
<PAYABLE-FOR-SECURITIES> 2,006,583
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 38,559
<TOTAL-LIABILITIES> 2,045,142
<SENIOR-EQUITY> 107,266
<PAID-IN-CAPITAL-COMMON> 107,200,515
<SHARES-COMMON-STOCK> 10,726,563
<SHARES-COMMON-PRIOR> 10,427,400
<ACCUMULATED-NII-CURRENT> (1,585,313)
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (2,530,948)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 0
<NET-ASSETS> 103,191,520
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 6,673,806
<OTHER-INCOME> 0
<EXPENSES-NET> 457,073
<NET-INVESTMENT-INCOME> 6,216,733
<REALIZED-GAINS-CURRENT> (1,581,988)
<APPREC-INCREASE-CURRENT> (3,286,409)
<NET-CHANGE-FROM-OPS> (4,868,397)
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 6,216,733
<DISTRIBUTIONS-OF-GAINS> 15,276
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 5,768,601
<NUMBER-OF-SHARES-REDEEMED> (6,072,294)
<SHARES-REINVESTED> 601,534
<NET-CHANGE-IN-ASSETS> (2,092,402)
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 11,951
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 456,300
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 457,073
<AVERAGE-NET-ASSETS> 101,145,065
<PER-SHARE-NAV-BEGIN> 10.10
<PER-SHARE-NII> 0.61
<PER-SHARE-GAIN-APPREC> (0.48)
<PER-SHARE-DIVIDEND> 0.61
<PER-SHARE-DISTRIBUTIONS> 0.00
<RETURNS-OF-CAPITAL> 0.00
<PER-SHARE-NAV-END> 9.62
<EXPENSE-RATIO> 0.45
</TABLE>
