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<PAGE> PAGE 7
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SIGNATURE KEVIN J. MORRISSEY
TITLE TREASURER
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<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM ACCOUNTING
RECORDS AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH ACCOUNTING
RECORDS.
</LEGEND>
<SERIES>
<NUMBER> 11
<NAME> KEYSTONE CALIFORNIA TAX FREE FUND CLASS A
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<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM ACCOUNTING
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<SERIES>
<NUMBER> 12
<NAME> KEYSTONE CALIFORNIA TAX FREE FUND CLASS B
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<TABLE> <S> <C>
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<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM ACCOUNTING
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<SERIES>
<NUMBER> 13
<NAME> KEYSTONE CALIFORNIA TAX FREE FUND CLASS C
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<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM ACCOUNTING
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<SERIES>
<NUMBER> 21
<NAME> KEYSTONE MISSOURI TAX FREE FUND CLASS A
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<TABLE> <S> <C>
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<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM ACCOUNTING
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RECORDS.
</LEGEND>
<SERIES>
<NUMBER> 22
<NAME> KEYSTONE MISSOURI TAX FREE FUND CLASS B
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<OTHER-ITEMS-LIABILITIES> 117,021
<TOTAL-LIABILITIES> 117,021
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 16,537,781
<SHARES-COMMON-STOCK> 1,756,728
<SHARES-COMMON-PRIOR> 1,489,246
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> (35,239)
<ACCUMULATED-NET-GAINS> 0
<OVERDISTRIBUTION-GAINS> (545,866)
<ACCUM-APPREC-OR-DEPREC> 894,531
<NET-ASSETS> 16,851,207
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 465,172
<OTHER-INCOME> 0
<EXPENSES-NET> (101,696)
<NET-INVESTMENT-INCOME> 363,476
<REALIZED-GAINS-CURRENT> (348,783)
<APPREC-INCREASE-CURRENT> 1,854,855
<NET-CHANGE-FROM-OPS> 1,869,548
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (381,912)
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 327,963
<NUMBER-OF-SHARES-REDEEMED> (79,639)
<SHARES-REINVESTED> 19,158
<NET-CHANGE-IN-ASSETS> 3,945,228
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> (16,804)
<OVERDIST-NET-GAINS-PRIOR> (197,083)
<GROSS-ADVISORY-FEES> (40,887)
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> (149,227)
<AVERAGE-NET-ASSETS> 14,878,308
<PER-SHARE-NAV-BEGIN> 8.67
<PER-SHARE-NII> 0.23
<PER-SHARE-GAIN-APPREC> 0.93
<PER-SHARE-DIVIDEND> (0.24)
<PER-SHARE-DISTRIBUTIONS> 0.00
<RETURNS-OF-CAPITAL> 0.00
<PER-SHARE-NAV-END> 9.59
<EXPENSE-RATIO> 1.37
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM ACCOUNTING
RECORDS AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH ACCOUNTING
RECORDS.
</LEGEND>
<SERIES>
<NUMBER> 23
<NAME> KEYSTONE MISSOURI TAX FREE FUND CLASS C
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> NOV-30-1995
<PERIOD-START> DEC-01-1994
<PERIOD-END> MAY-31-1995
<INVESTMENTS-AT-COST> 19,347,912
<INVESTMENTS-AT-VALUE> 20,522,040
<RECEIVABLES> 1,153,206
<ASSETS-OTHER> 4,784
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 21,680,030
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 117,021
<TOTAL-LIABILITIES> 117,021
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 1,576,751
<SHARES-COMMON-STOCK> 167,243
<SHARES-COMMON-PRIOR> 120,781
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> (3,854)
<ACCUMULATED-NET-GAINS> 0
<OVERDISTRIBUTION-GAINS> (52,172)
<ACCUM-APPREC-OR-DEPREC> 81,950
<NET-ASSETS> 1,602,675
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 44,174
<OTHER-INCOME> 0
<EXPENSES-NET> (9,710)
<NET-INVESTMENT-INCOME> 34,464
<REALIZED-GAINS-CURRENT> (33,335)
<APPREC-INCREASE-CURRENT> 176,910
<NET-CHANGE-FROM-OPS> 178,039
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (36,117)
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 62,572
<NUMBER-OF-SHARES-REDEEMED> (18,046)
<SHARES-REINVESTED> 1,936
<NET-CHANGE-IN-ASSETS> 557,227
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> (2,200)
<OVERDIST-NET-GAINS-PRIOR> (18,837)
<GROSS-ADVISORY-FEES> (3,888)
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> (14,218)
<AVERAGE-NET-ASSETS> 1,419,346
<PER-SHARE-NAV-BEGIN> 8.66
<PER-SHARE-NII> 0.23
<PER-SHARE-GAIN-APPREC> 0.93
<PER-SHARE-DIVIDEND> (0.24)
<PER-SHARE-DISTRIBUTIONS> 0.00
<RETURNS-OF-CAPITAL> 0.00
<PER-SHARE-NAV-END> 9.58
<EXPENSE-RATIO> 1.37
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
