<PAGE> PAGE 1
000 A000000 03/31/97
000 C000000 793701
000 D000000 N
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000 F000000 Y
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000 J000000 A
001 A000000 SELIGMAN PENNSYLVANIA MUNICIPAL FUND
001 B000000 811-4666
001 C000000 2128501864
002 A000000 100 PARK AVENUE
002 B000000 NEW YORK
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008 A000001 J & W SELIGMAN & CO. INCORPORATED
008 B000001 A
008 C000001 801-15798
008 D010001 NEW YORK
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008 B000004 A
008 C000004 801-15798
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008 D020004 NY
008 D030004 10006
011 A000001 SELIGMAN FINANCIAL SERVICES INC.
011 B000001 8-25845
011 C010001 NEW YORK
011 C020001 NY
011 C030001 10017
012 A000001 SELIGMAN DATA CORP. .
012 B000001 84-1895
<PAGE> PAGE 2
012 C010001 NEW YORK
012 C020001 NY
012 C030001 10017
013 A000001 DELOITTE & TOUCHE LLP
013 B010001 NEW YORK
013 B020001 NY
013 B030001 10281
014 A000001 SELIGMAN SERVICES, INC.
014 B000001 8-47717
015 A000001 INVESTORS FIDUCIARY TRUST COMPANY
015 B000001 C
015 C010001 KANSAS CITY
015 C020001 MO
015 C030001 64105
015 C040001 1716
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019 A000000 Y
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022 A000001 LEHMAN BROTHERS, INC.
022 B000001 13-2518466
022 C000001 2400
022 D000001 2500
022 A000002 A.F. BEST SECURITIES, INC.
022 B000002 59-2325576
022 C000002 1832
022 D000002 1856
022 A000003 FIRST UNION CAPITAL MARKETS
022 B000003 56-1529080
022 C000003 1457
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022 A000004 SMITH BARNEY INC.
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022 A000005 WHEAT FIRST BUTCHER SINGER, INC.
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<PAGE> PAGE 3
022 A000006 ALEX BROWN & SONS, INC.
022 B000006 52-1319768
022 C000006 0
022 D000006 884
022 A000007 PRUDENTIAL SECURITIES INC.
022 B000007 22-2347336
022 C000007 0
022 D000007 475
022 A000008 BEAR STEARNS & CO., INC.
022 B000008 13-3299429
022 C000008 0
022 D000008 466
022 A000009 PAINEWEBBER INC.
022 B000009 13-2638166
022 C000009 0
022 D000009 309
022 C000010 0
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023 D000000 8059
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<PAGE> PAGE 4
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<PAGE> PAGE 5
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<PAGE> PAGE 6
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<PAGE> PAGE 7
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<PAGE> PAGE 8
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<PAGE> PAGE 9
SIGNATURE THOMAS G. ROSE
TITLE TREASURER
<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER>001
<NAME> SELIGMAN PENNSYLVANIA MUNICIPAL FUND CL A
<MULTIPLIER> 1000
<S> <C>
<PERIOD-TYPE> 6-mos
<FISCAL-YEAR-END> SEP-30-1997
<PERIOD-END> MAR-31-1997
<INVESTMENTS-AT-COST> 29301
<INVESTMENTS-AT-VALUE> 29909
<RECEIVABLES> 559
<ASSETS-OTHER> 230
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 30698
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 254
<TOTAL-LIABILITIES> 254
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 29804
<SHARES-COMMON-STOCK> 3878<F1>
<SHARES-COMMON-PRIOR> 3983<F1>
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 32
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 608
<NET-ASSETS> 29687<F1>
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 895<F1>
<OTHER-INCOME> 0
<EXPENSES-NET> (180)<F1>
<NET-INVESTMENT-INCOME> 715<F1>
<REALIZED-GAINS-CURRENT> 37
<APPREC-INCREASE-CURRENT> (298)
<NET-CHANGE-FROM-OPS> 470
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (715)<F1>
<DISTRIBUTIONS-OF-GAINS> (379)<F1>
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 90<F1>
<NUMBER-OF-SHARES-REDEEMED> (275)<F1>
<SHARES-REINVESTED> 80<F1>
<NET-CHANGE-IN-ASSETS> (1571)
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 385
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 76<F1>
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 180<F1>
<AVERAGE-NET-ASSETS> 30676<F1>
<PER-SHARE-NAV-BEGIN> 7.82
<PER-SHARE-NII> .18<F1>
<PER-SHARE-GAIN-APPREC> (.07)<F1>
<PER-SHARE-DIVIDEND> (.18)<F1>
<PER-SHARE-DISTRIBUTIONS> (.10)<F1>
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 7.65<F1>
<EXPENSE-RATIO> 1.17<F1>
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
<FN>
<F1>Class A only. All other data are fund level.
</FN>
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER>004
<NAME> SELIGMAN PENNSYLVANIA MUNICIPAL FUND CL D
<MULTIPLIER> 1000
<S> <C>
<PERIOD-TYPE> 6-mos
<FISCAL-YEAR-END> SEP-30-1997
<PERIOD-END> MAR-31-1997
<INVESTMENTS-AT-COST> 29301
<INVESTMENTS-AT-VALUE> 29909
<RECEIVABLES> 559
<ASSETS-OTHER> 230
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 30698
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 254
<TOTAL-LIABILITIES> 254
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 29804
<SHARES-COMMON-STOCK> 125<F1>
<SHARES-COMMON-PRIOR> 150<F1>
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 32
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 608
<NET-ASSETS> 922<F1>
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 31<F1>
<OTHER-INCOME> 0
<EXPENSES-NET> (9)<F1>
<NET-INVESTMENT-INCOME> 22<F1>
<REALIZED-GAINS-CURRENT> 37
<APPREC-INCREASE-CURRENT> (298)
<NET-CHANGE-FROM-OPS> 470
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (22)<F1>
<DISTRIBUTIONS-OF-GAINS> (34)<F1>
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 6<F1>
<NUMBER-OF-SHARES-REDEEMED> (37)<F1>
<SHARES-REINVESTED> 6<F1>
<NET-CHANGE-IN-ASSETS> (1571)
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 385
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 3<F1>
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 9<F1>
<AVERAGE-NET-ASSETS> 1049<F1>
<PER-SHARE-NAV-BEGIN> 7.68
<PER-SHARE-NII> .16<F1>
<PER-SHARE-GAIN-APPREC> (.08)<F1>
<PER-SHARE-DIVIDEND> (.16)<F1>
<PER-SHARE-DISTRIBUTIONS> (.25)<F1>
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 7.35<F1>
<EXPENSE-RATIO> 1.84<F1>
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
<FN>
<F1>Class D only. All other data are fund level.
</FN>
</TABLE>
