<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0001084502
<NAME> MUNIHOLDINGS FLORIDA INSURED FUND V
<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> 90693633
<INVESTMENTS-AT-VALUE> 88659815
<RECEIVABLES> 1481430
<ASSETS-OTHER> 79544
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 90220789
<PAYABLE-FOR-SECURITIES> 5910037
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 158827
<TOTAL-LIABILITIES> 6068864
<SENIOR-EQUITY> 35000000
<PAID-IN-CAPITAL-COMMON> 54933524
<SHARES-COMMON-STOCK> 3698102
<SHARES-COMMON-PRIOR> 6667
<ACCUMULATED-NII-CURRENT> 311715
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (4059496)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> (2033818)
<NET-ASSETS> 84151925
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 4076522
<OTHER-INCOME> 0
<EXPENSES-NET> (324735)
<NET-INVESTMENT-INCOME> 3751787
<REALIZED-GAINS-CURRENT> (4059496)
<APPREC-INCREASE-CURRENT> (2033818)
<NET-CHANGE-FROM-OPS> (2341527)
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (2383525)
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 3691290
<NUMBER-OF-SHARES-REDEEMED> 0
<SHARES-REINVESTED> 145
<NET-CHANGE-IN-ASSETS> 84051920
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> (389202)
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 611019
<AVERAGE-NET-ASSETS> 82482826
<PER-SHARE-NAV-BEGIN> 15.00
<PER-SHARE-NII> 1.01
<PER-SHARE-GAIN-APPREC> (1.63)
<PER-SHARE-DIVIDEND> (.64)
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> (.04)
<PER-SHARE-NAV-END> 13.29
<EXPENSE-RATIO> 0.86
</TABLE>
