<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000201670
<NAME> DELAWARE GROUP STATE TAX-FREE INCOME TRUST
<SERIES>
<NUMBER> 033
<NAME> DELAWARE TAX FREE OHIO FUND C CLASS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> FEB-29-2000
<PERIOD-END> AUG-31-2000
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<OTHER-ITEMS-LIABILITIES> 17,675
<TOTAL-LIABILITIES> 17,675
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 192,794
<SHARES-COMMON-STOCK> 0
<SHARES-COMMON-PRIOR> 18,132
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (191,621)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 0
<NET-ASSETS> 55
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 33,855
<OTHER-INCOME> 0
<EXPENSES-NET> 3,910
<NET-INVESTMENT-INCOME> 29,945
<REALIZED-GAINS-CURRENT> (128,159)
<APPREC-INCREASE-CURRENT> 141,779
<NET-CHANGE-FROM-OPS> 43,565
<EQUALIZATION> 0
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<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 0
<NUMBER-OF-SHARES-REDEEMED> 92,197
<SHARES-REINVESTED> 1,244
<NET-CHANGE-IN-ASSETS> (1,881,917)
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> (63,462)
<GROSS-ADVISORY-FEES> 3,384
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 11,913
<AVERAGE-NET-ASSETS> 82,665
<PER-SHARE-NAV-BEGIN> 4.980
<PER-SHARE-NII> 0.083
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<RETURNS-OF-CAPITAL> 0.000
<PER-SHARE-NAV-END> 0.000
<EXPENSE-RATIO> 0.870
</TABLE>
