<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000830487
<NAME> Municipal High Income Fund Inc.
<S> <C>
<PERIOD-TYPE> Year
<FISCAL-YEAR-END> Oct-31-2001
<PERIOD-END> Oct-31-2000
<INVESTMENTS-AT-COST> 182,900,012
<INVESTMENTS-AT-VALUE> 177,550,033
<RECEIVABLES> 4,074,171
<ASSETS-OTHER> 24,010
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 181,648,214
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 322,379
<TOTAL-LIABILITIES> 322,379
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 190,178,675
<SHARES-COMMON-STOCK> 20,455,083
<SHARES-COMMON-PRIOR> 20,455,083
<ACCUMULATED-NII-CURRENT> 103,670
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (3,606,531)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> (5,349,979)
<NET-ASSETS> 181,325,835
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 13,472,713
<OTHER-INCOME> 0
<EXPENSES-NET> 1,285,202
<NET-INVESTMENT-INCOME> 12,187,511
<REALIZED-GAINS-CURRENT> (747,050)
<APPREC-INCREASE-CURRENT> (2,294,875)
<NET-CHANGE-FROM-OPS> 9,145,586
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 11,904,853
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 0
<NUMBER-OF-SHARES-REDEEMED> 0
<SHARES-REINVESTED> 0
<NET-CHANGE-IN-ASSETS> (2,759,267)
<ACCUMULATED-NII-PRIOR> (178,988)
<ACCUMULATED-GAINS-PRIOR> (2,859,481)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 725,096
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 1,285,202
<AVERAGE-NET-ASSETS> 180,256,340
<PER-SHARE-NAV-BEGIN> 9.000
<PER-SHARE-NII> 0.600
<PER-SHARE-GAIN-APPREC> (0.160)
<PER-SHARE-DIVIDEND> 0.580
<PER-SHARE-DISTRIBUTIONS> 0.000
<RETURNS-OF-CAPITAL> 0.000
<PER-SHARE-NAV-END> 8.860
<EXPENSE-RATIO> 0.71
</TABLE>
