<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000746603
<NAME> SIT MONEY MARKET FUND, INC
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> MAR-31-2001
<PERIOD-END> SEP-30-2000
<INVESTMENTS-AT-COST> 153,341,819
<INVESTMENTS-AT-VALUE> 153,341,819
<RECEIVABLES> 0
<ASSETS-OTHER> 313,981
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 153,655,800
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 868,475
<TOTAL-LIABILITIES> 868,475
<SENIOR-EQUITY> 152,790
<PAID-IN-CAPITAL-COMMON> 152,634,535
<SHARES-COMMON-STOCK> 152,790,370
<SHARES-COMMON-PRIOR> 150,900,014
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 0
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 0
<NET-ASSETS> 152,787,325
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 5,025,544
<OTHER-INCOME> 0
<EXPENSES-NET> 385,684
<NET-INVESTMENT-INCOME> 4,639,860
<REALIZED-GAINS-CURRENT> 0
<APPREC-INCREASE-CURRENT> 0
<NET-CHANGE-FROM-OPS> 4,639,860
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 4,639,860
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 358,583,875
<NUMBER-OF-SHARES-REDEEMED> 358,310,723
<SHARES-REINVESTED> 1,617,144
<NET-CHANGE-IN-ASSETS> 1,890,335
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 512,684
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 0
<AVERAGE-NET-ASSETS> 154,659,791
<PER-SHARE-NAV-BEGIN> 1.00
<PER-SHARE-NII> .03
<PER-SHARE-GAIN-APPREC> 0
<PER-SHARE-DIVIDEND> 0
<PER-SHARE-DISTRIBUTIONS> (.03)
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 1.00
<EXPENSE-RATIO> .50
</TABLE>
