<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000901243
<NAME> MUNIASSETS FUND, INC.
<S> <C>
<PERIOD-TYPE> 12-MOS
<FISCAL-YEAR-END> MAY-31-2000
<PERIOD-START> JUN-01-1999
<PERIOD-END> MAY-31-2000
<INVESTMENTS-AT-COST> 144219996
<INVESTMENTS-AT-VALUE> 131776228
<RECEIVABLES> 2621141
<ASSETS-OTHER> 46061
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 134443430
<PAYABLE-FOR-SECURITIES> 1125298
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 252757
<TOTAL-LIABILITIES> 1378055
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 149574874
<SHARES-COMMON-STOCK> 10432191
<SHARES-COMMON-PRIOR> 10432191
<ACCUMULATED-NII-CURRENT> 747094
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (4812825)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> (12443768)
<NET-ASSETS> 133065375
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 9426951
<OTHER-INCOME> 0
<EXPENSES-NET> (1041043)
<NET-INVESTMENT-INCOME> 8385908
<REALIZED-GAINS-CURRENT> (3125349)
<APPREC-INCREASE-CURRENT> (14597801)
<NET-CHANGE-FROM-OPS> (9337242)
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (8480641)
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 0
<NUMBER-OF-SHARES-REDEEMED> 0
<SHARES-REINVESTED> 0
<NET-CHANGE-IN-ASSETS> (17817884)
<ACCUMULATED-NII-PRIOR> 841827
<ACCUMULATED-GAINS-PRIOR> (1687475)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 770217
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 1041043
<AVERAGE-NET-ASSETS> 140390199
<PER-SHARE-NAV-BEGIN> 14.46
<PER-SHARE-NII> 0.80
<PER-SHARE-GAIN-APPREC> (1.69)
<PER-SHARE-DIVIDEND> (0.81)
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 12.76
<EXPENSE-RATIO> 0.74
</TABLE>