<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000882153
<NAME> MUNIYIELD FLORIDA FUND
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-2000
<PERIOD-START> NOV-01-1999
<PERIOD-END> APR-30-2000
<INVESTMENTS-AT-COST> 276239711
<INVESTMENTS-AT-VALUE> 271984172
<RECEIVABLES> 3994381
<ASSETS-OTHER> 7745
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 275986298
<PAYABLE-FOR-SECURITIES> 759142
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 627200
<TOTAL-LIABILITIES> 1386342
<SENIOR-EQUITY> 95000000
<PAID-IN-CAPITAL-COMMON> 196402261
<SHARES-COMMON-STOCK> 13551880
<SHARES-COMMON-PRIOR> 7993842
<ACCUMULATED-NII-CURRENT> 1387544
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (9790945)
<OVERDISTRIBUTION-GAINS> (4143365)
<ACCUM-APPREC-OR-DEPREC> (4255539)
<NET-ASSETS> 274599956
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 6091409
<OTHER-INCOME> 0
<EXPENSES-NET> (1058781)
<NET-INVESTMENT-INCOME> 5032628
<REALIZED-GAINS-CURRENT> (2343747)
<APPREC-INCREASE-CURRENT> 4128428
<NET-CHANGE-FROM-OPS> 6817309
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (3651076)
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 5558038
<NUMBER-OF-SHARES-REDEEMED> 0
<SHARES-REINVESTED> 0
<NET-CHANGE-IN-ASSETS> 113549772
<ACCUMULATED-NII-PRIOR> 1344126
<ACCUMULATED-GAINS-PRIOR> (602236)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> (4143365)
<GROSS-ADVISORY-FEES> 530000
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 1058781
<AVERAGE-NET-ASSETS> 213028874
<PER-SHARE-NAV-BEGIN> 13.27
<PER-SHARE-NII> .43
<PER-SHARE-GAIN-APPREC> .05
<PER-SHARE-DIVIDEND> (.38)
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 13.25
<EXPENSE-RATIO> .85
</TABLE>
