<PAGE> PAGE 1
000 A000000 08/31/1999
000 C000000 0000201670
000 D000000 N
000 E000000 NF
000 F000000 Y
000 G000000 N
000 H000000 N
000 I000000 6.1
000 J000000 U
001 A000000 DELAWARE GROUP STATE TAX-FREE INCOME TRUST
001 B000000 811-2715
001 C000000 2152552127
002 A000000 2005 MARKET STREET
002 B000000 PHILADELPHIA
002 C000000 PA
002 D010000 19103
003 000000 N
004 000000 N
005 000000 N
006 000000 N
007 A000000 Y
007 B000000 3
007 C010100 1
007 C020100 DELAWARE TAX-FREE PENNSYLVANIA FUND
007 C030100 N
007 C010200 2
007 C020200 DELAWARE TAX-FREE NEW JERSEY FUND
007 C030200 N
007 C010300 3
007 C020300 DELAWARE TAX-FREE OHIO FUND
007 C030300 N
007 C010400 4
007 C010500 5
007 C010600 6
007 C010700 7
007 C010800 8
007 C010900 9
007 C011000 10
022 A000001 FIRST ALBANY CORP.
022 C000001 42383
022 D000001 41607
022 A000002 BELLE HAVEN INVESTMENTS, INC.
022 C000002 13295
022 D000002 17740
022 A000003 MORGAN GUARANTY
022 C000003 19181
022 D000003 3790
022 A000004 LEHMAN BROTHERS, INC.
022 B000004 13-2518466
022 C000004 0
022 D000004 21564
<PAGE> PAGE 2
022 A000005 FIDELITY BANK
022 C000005 15265
022 D000005 5836
022 A000006 GEORGE K. BAUM AND CO., INC.
022 C000006 8982
022 D000006 8934
022 A000007 SMITH BARNEY, INC.
022 B000007 13-1912900
022 C000007 16107
022 D000007 471
022 A000008 ADVEST CO.
022 C000008 5965
022 D000008 3397
022 A000009 PITTSBURGH NATIONAL BANK
022 C000009 4266
022 D000009 3128
022 A000010 COMMERCE CAPITAL
022 C000010 0
022 D000010 5736
023 C000000 135561
023 D000000 121471
024 00AA00 N
027 000000 Y
077 A000000 Y
077 Q010000 Y
028 A010100 3358
028 A020100 1995
028 A030100 0
028 A040100 7268
028 B010100 3028
028 B020100 2201
028 B030100 0
028 B040100 6804
028 C010100 3840
028 C020100 2142
028 C030100 0
028 C040100 7553
028 D010100 2246
028 D020100 2218
028 D030100 0
028 D040100 7945
028 E010100 2018
028 E020100 2113
028 E030100 0
028 E040100 8913
028 F010100 2485
028 F020100 2146
028 F030100 0
028 F040100 14586
028 G010100 16975
028 G020100 12815
<PAGE> PAGE 3
028 G030100 0
028 G040100 53069
028 H000100 12445
029 000100 Y
030 A000100 319
030 B000100 3.95
030 C000100 3.75
031 A000100 45
031 B000100 0
032 000100 274
033 000100 0
042 A000100 0
042 B000100 0
042 C000100 100
042 D000100 0
042 E000100 0
042 F000100 0
042 G000100 0
042 H000100 0
043 000100 0
044 000100 0
062 A000100 Y
062 B000100 0.0
062 C000100 0.0
062 D000100 0.0
062 E000100 0.0
062 F000100 0.0
062 G000100 0.0
062 H000100 0.0
062 I000100 0.0
062 J000100 0.0
062 K000100 0.0
062 L000100 0.0
062 M000100 0.0
062 N000100 0.0
062 O000100 99.0
062 P000100 0.0
062 Q000100 0.0
062 R000100 0.0
063 A000100 0
063 B000100 21.0
070 A010100 Y
070 A020100 N
070 B010100 N
070 B020100 N
070 C010100 N
070 C020100 N
070 D010100 N
070 D020100 N
070 E010100 N
070 E020100 N
<PAGE> PAGE 4
070 F010100 N
070 F020100 N
070 G010100 N
070 G020100 N
070 H010100 N
070 H020100 N
070 I010100 N
070 I020100 N
070 J010100 Y
070 J020100 N
070 K010100 N
070 K020100 N
070 L010100 N
070 L020100 N
070 M010100 N
070 M020100 N
070 N010100 N
070 N020100 N
070 O010100 Y
070 O020100 N
070 P010100 Y
070 P020100 N
070 Q010100 N
070 Q020100 N
070 R010100 N
070 R020100 N
071 A000100 132933
071 B000100 150746
071 C000100 885846
071 D000100 15
072 A000100 6
072 B000100 26676
072 C000100 0
072 D000100 0
072 E000100 0
072 F000100 2398
072 G000100 175
072 H000100 0
072 I000100 316
072 J000100 93
072 K000100 0
072 L000100 30
072 M000100 10
072 N000100 15
072 O000100 0
072 P000100 0
072 Q000100 0
072 R000100 44
072 S000100 0
072 T000100 1090
072 U000100 0
<PAGE> PAGE 5
072 V000100 0
072 W000100 101
072 X000100 4272
072 Y000100 102
072 Z000100 22506
072AA000100 0
072BB000100 200
072CC010100 0
072CC020100 48808
072DD010100 22522
072DD020100 0
072EE000100 0
073 A010100 0.5550
073 A020100 0.0000
073 B000100 0.0000
073 C000100 0.0000
074 A000100 0
074 B000100 0
074 C000100 0
074 D000100 836913
074 E000100 0
074 F000100 0
074 G000100 0
074 H000100 0
074 I000100 0
074 J000100 3427
074 K000100 171
074 L000100 13622
074 M000100 63
074 N000100 854196
074 O000100 2760
074 P000100 1931
074 Q000100 0
074 R010100 0
074 R020100 0
074 R030100 0
074 R040100 3110
074 S000100 0
074 T000100 846395
074 U010100 107901
074 U020100 0
074 V010100 7.84
074 V020100 0.00
074 W000100 0.0000
074 X000100 18588
074 Y000100 0
075 A000100 0
075 B000100 892316
076 000100 0.00
028 A010200 370
028 A020200 10
<PAGE> PAGE 6
028 A030200 0
028 A040200 51
028 B010200 106
028 B020200 10
028 B030200 0
028 B040200 114
028 C010200 151
028 C020200 11
028 C030200 0
028 C040200 77
028 D010200 33
028 D020200 12
028 D030200 0
028 D040200 0
028 E010200 122
028 E020200 11
028 E030200 0
028 E040200 45
028 F010200 69
028 F020200 12
028 F030200 0
028 F040200 0
028 G010200 851
028 G020200 66
028 G030200 0
028 G040200 287
028 H000200 139
029 000200 Y
030 A000200 2
030 B000200 3.94
030 C000200 3.75
031 A000200 0
031 B000200 0
032 000200 2
033 000200 0
042 A000200 0
042 B000200 0
042 C000200 100
042 D000200 0
042 E000200 0
042 F000200 0
042 G000200 0
042 H000200 0
043 000200 0
044 000200 0
062 A000200 Y
062 B000200 0.0
062 C000200 0.0
062 D000200 0.0
062 E000200 0.0
062 F000200 0.0
<PAGE> PAGE 7
062 G000200 0.0
062 H000200 0.0
062 I000200 0.0
062 J000200 0.0
062 K000200 0.0
062 L000200 0.0
062 M000200 0.0
062 N000200 0.0
062 O000200 96.0
062 P000200 0.0
062 Q000200 0.0
062 R000200 0.0
063 A000200 0
063 B000200 22.0
070 A010200 Y
070 A020200 N
070 B010200 N
070 B020200 N
070 C010200 N
070 C020200 N
070 D010200 N
070 D020200 N
070 E010200 N
070 E020200 N
070 F010200 N
070 F020200 N
070 G010200 N
070 G020200 N
070 H010200 N
070 H020200 N
070 I010200 N
070 I020200 N
070 J010200 Y
070 J020200 N
070 K010200 Y
070 K020200 N
070 L010200 N
070 L020200 N
070 M010200 N
070 M020200 N
070 N010200 N
070 N020200 N
070 O010200 Y
070 O020200 N
070 P010200 Y
070 P020200 N
070 Q010200 N
070 Q020200 N
070 R010200 N
070 R020200 N
071 A000200 588
<PAGE> PAGE 8
071 B000200 0
071 C000200 4021
071 D000200 0
072 A000200 6
072 B000200 106
072 C000200 0
072 D000200 0
072 E000200 0
072 F000200 12
072 G000200 1
072 H000200 0
072 I000200 1
072 J000200 4
072 K000200 0
072 L000200 1
072 M000200 1
072 N000200 1
072 O000200 0
072 P000200 0
072 Q000200 0
072 R000200 0
072 S000200 3
072 T000200 14
072 U000200 0
072 V000200 0
072 W000200 2
072 X000200 40
072 Y000200 21
072 Z000200 87
072AA000200 0
072BB000200 0
072CC010200 0
072CC020200 324
072DD010200 87
072DD020200 0
072EE000200 0
073 A010200 0.3380
073 A020200 0.0000
073 B000200 0.0000
073 C000200 0.0000
074 A000200 128
074 B000200 0
074 C000200 0
074 D000200 4026
074 E000200 0
074 F000200 0
074 G000200 0
074 H000200 0
074 I000200 0
074 J000200 0
074 K000200 0
<PAGE> PAGE 9
074 L000200 64
074 M000200 31
074 N000200 4249
074 O000200 0
074 P000200 0
074 Q000200 0
074 R010200 0
074 R020200 0
074 R030200 0
074 R040200 41
074 S000200 0
074 T000200 4208
074 U010200 790
074 U020200 0
074 V010200 5.33
074 V020200 0.00
074 W000200 0.0000
074 X000200 40
074 Y000200 0
075 A000200 0
075 B000200 4200
076 000200 0.00
028 A010300 103
028 A020300 5
028 A030300 0
028 A040300 0
028 B010300 184
028 B020300 5
028 B030300 0
028 B040300 50
028 C010300 175
028 C020300 6
028 C030300 0
028 C040300 0
028 D010300 6
028 D020300 6
028 D030300 0
028 D040300 0
028 E010300 32
028 E020300 0
028 E030300 0
028 E040300 5
028 F010300 0
028 F020300 6
028 F030300 0
028 F040300 0
028 G010300 500
028 G020300 28
028 G030300 0
028 G040300 55
028 H000300 205
<PAGE> PAGE 10
029 000300 Y
030 A000300 1
030 B000300 3.97
030 C000300 3.75
031 A000300 0
031 B000300 0
032 000300 1
033 000300 0
042 A000300 0
042 B000300 0
042 C000300 100
042 D000300 0
042 E000300 0
042 F000300 0
042 G000300 0
042 H000300 0
043 000300 0
044 000300 0
062 A000300 Y
062 B000300 0.0
062 C000300 0.0
062 D000300 0.0
062 E000300 0.0
062 F000300 0.0
062 G000300 0.0
062 H000300 0.0
062 I000300 0.0
062 J000300 0.0
062 K000300 0.0
062 L000300 0.0
062 M000300 0.0
062 N000300 0.0
062 O000300 995.0
062 P000300 0.0
062 Q000300 0.0
062 R000300 0.0
063 A000300 0
063 B000300 23.0
070 A010300 Y
070 A020300 N
070 B010300 N
070 B020300 N
070 C010300 N
070 C020300 N
070 D010300 N
070 D020300 N
070 E010300 N
070 E020300 N
070 F010300 N
070 F020300 N
070 G010300 N
<PAGE> PAGE 11
070 G020300 N
070 H010300 N
070 H020300 N
070 I010300 N
070 I020300 N
070 J010300 Y
070 J020300 N
070 K010300 N
070 K020300 N
070 L010300 N
070 L020300 N
070 M010300 N
070 M020300 N
070 N010300 N
070 N020300 N
070 O010300 Y
070 O020300 N
070 P010300 Y
070 P020300 N
070 Q010300 N
070 Q020300 N
070 R010300 N
070 R020300 N
071 A000300 440
071 B000300 0
071 C000300 2012
071 D000300 0
072 A000300 6
072 B000300 47
072 C000300 0
072 D000300 0
072 E000300 0
072 F000300 5
072 G000300 0
072 H000300 0
072 I000300 0
072 J000300 2
072 K000300 0
072 L000300 1
072 M000300 1
072 N000300 2
072 O000300 0
072 P000300 0
072 Q000300 0
072 R000300 0
072 S000300 4
072 T000300 3
072 U000300 0
072 V000300 0
072 W000300 1
072 X000300 19
<PAGE> PAGE 12
072 Y000300 13
072 Z000300 41
072AA000300 0
072BB000300 0
072CC010300 0
072CC020300 125
072DD010300 41
072DD020300 0
072EE000300 0
073 A010300 0.3590
073 A020300 0.0000
073 B000300 0.0000
073 C000300 0.0000
074 A000300 63
074 B000300 0
074 C000300 0
074 D000300 1780
074 E000300 0
074 F000300 0
074 G000300 0
074 H000300 0
074 I000300 0
074 J000300 0
074 K000300 0
074 L000300 49
074 M000300 0
074 N000300 1892
074 O000300 0
074 P000300 0
074 Q000300 0
074 R010300 0
074 R020300 0
074 R030300 0
074 R040300 21
074 S000300 0
074 T000300 1871
074 U010300 354
074 U020300 0
074 V010300 5.29
074 V020300 0.00
074 W000300 0.0000
074 X000300 33
074 Y000300 0
075 A000300 0
075 B000300 1792
076 000300 0.00
SIGNATURE KENNETH E. CROCKETT, SR.
TITLE BLUE SKY ADMIN.
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000201670
<NAME> DELAWARE GROUP STATE TAX FREE INCOME TRUST
<SERIES>
<NUMBER> 011
<NAME> DELAWARE TAX-FREE PENNSYLVANIA FUND A CLASS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> FEB-28-1999
<PERIOD-END> AUG-31-1999
<INVESTMENTS-AT-COST> 829,688,444
<INVESTMENTS-AT-VALUE> 836,912,453
<RECEIVABLES> 15,311,307
<ASSETS-OTHER> 33,620
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 852,257,380
<PAYABLE-FOR-SECURITIES> 2,759,685
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 3,103,108
<TOTAL-LIABILITIES> 5,862,793
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 846,546,697
<SHARES-COMMON-STOCK> 101,983,113
<SHARES-COMMON-PRIOR> 105,096,086
<ACCUMULATED-NII-CURRENT> (15,276)
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (7,360,843)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 7,224,009
<NET-ASSETS> 799,970,998
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 26,676,288
<OTHER-INCOME> 0
<EXPENSES-NET> 4,169,822
<NET-INVESTMENT-INCOME> 22,506,466
<REALIZED-GAINS-CURRENT> (199,747)
<APPREC-INCREASE-CURRENT> (48,808,405)
<NET-CHANGE-FROM-OPS> (26,501,686)
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 21,515,619
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 12,444,526
<NUMBER-OF-SHARES-REDEEMED> 50,033,414
<SHARES-REINVESTED> 12,222,353
<NET-CHANGE-IN-ASSETS> (72,302,300)
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> (7,161,096)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 2,398,238
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 4,272,071
<AVERAGE-NET-ASSETS> 845,296,101
<PER-SHARE-NAV-BEGIN> 8.290
<PER-SHARE-NII> 0.207
<PER-SHARE-GAIN-APPREC> (0.450)
<PER-SHARE-DIVIDEND> 0.207
<PER-SHARE-DISTRIBUTIONS> 0.000
<RETURNS-OF-CAPITAL> 0.000
<PER-SHARE-NAV-END> 7.840
<EXPENSE-RATIO> 0.500
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000201670
<NAME> DELAWARE GROUP STATE TAX FREE INCOME TRUST
<SERIES>
<NUMBER> 012
<NAME> DELAWARE TAX-FREE PENNSYLVANIA FUND B CLASS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> FEB-28-1999
<PERIOD-END> AUG-31-1999
<INVESTMENTS-AT-COST> 829,688,444
<INVESTMENTS-AT-VALUE> 836,912,453
<RECEIVABLES> 15,311,307
<ASSETS-OTHER> 33,620
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 852,257,380
<PAYABLE-FOR-SECURITIES> 2,759,685
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 3,103,108
<TOTAL-LIABILITIES> 5,862,793
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 846,546,697
<SHARES-COMMON-STOCK> 5,394,958
<SHARES-COMMON-PRIOR> 5,183,302
<ACCUMULATED-NII-CURRENT> (15,276)
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (7,360,843)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 7,224,009
<NET-ASSETS> 42,318,907
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 26,676,288
<OTHER-INCOME> 0
<EXPENSES-NET> 4,169,822
<NET-INVESTMENT-INCOME> 22,506,466
<REALIZED-GAINS-CURRENT> (199,747)
<APPREC-INCREASE-CURRENT> (48,808,405)
<NET-CHANGE-FROM-OPS> (26,501,686)
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 919,092
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 3,780,706
<NUMBER-OF-SHARES-REDEEMED> 2,591,923
<SHARES-REINVESTED> 526,378
<NET-CHANGE-IN-ASSETS> (72,302,300)
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> (7,161,096)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 2,398,238
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 4,272,071
<AVERAGE-NET-ASSETS> 42,951,723
<PER-SHARE-NAV-BEGIN> 8.290
<PER-SHARE-NII> 0.174
<PER-SHARE-GAIN-APPREC> (0.450)
<PER-SHARE-DIVIDEND> 0.174
<PER-SHARE-DISTRIBUTIONS> 0.000
<RETURNS-OF-CAPITAL> 0.000
<PER-SHARE-NAV-END> 7.840
<EXPENSE-RATIO> 1.250
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000201670
<NAME> DELAWARE GROUP STATE TAX FREE INCOME TRUST
<SERIES>
<NUMBER> 013
<NAME> DELAWARE TAX-FREE PENNSYLVANIA FUND C CLASS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> FEB-28-1999
<PERIOD-END> AUG-31-1999
<INVESTMENTS-AT-COST> 829,688,444
<INVESTMENTS-AT-VALUE> 836,912,453
<RECEIVABLES> 15,311,307
<ASSETS-OTHER> 33,620
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 852,257,380
<PAYABLE-FOR-SECURITIES> 2,759,685
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 3,103,108
<TOTAL-LIABILITIES> 5,862,793
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 846,546,697
<SHARES-COMMON-STOCK> 523,277
<SHARES-COMMON-PRIOR> 477,832
<ACCUMULATED-NII-CURRENT> (15,276)
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (7,360,843)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 7,224,009
<NET-ASSETS> 4,104,682
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 26,676,288
<OTHER-INCOME> 0
<EXPENSES-NET> 4,169,822
<NET-INVESTMENT-INCOME> 22,506,466
<REALIZED-GAINS-CURRENT> (199,747)
<APPREC-INCREASE-CURRENT> (48,808,405)
<NET-CHANGE-FROM-OPS> (26,501,686)
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 87,031
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 749,703
<NUMBER-OF-SHARES-REDEEMED> 443,260
<SHARES-REINVESTED> 66,059
<NET-CHANGE-IN-ASSETS> (72,302,300)
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> (7,161,096)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 2,398,238
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 4,272,071
<AVERAGE-NET-ASSETS> 4,067,906
<PER-SHARE-NAV-BEGIN> 8.290
<PER-SHARE-NII> 0.174
<PER-SHARE-GAIN-APPREC> (0.450)
<PER-SHARE-DIVIDEND> 0.174
<PER-SHARE-DISTRIBUTIONS> 0.000
<RETURNS-OF-CAPITAL> 0.000
<PER-SHARE-NAV-END> 7.840
<EXPENSE-RATIO> 1.250
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000201670
<NAME> DELAWARE GROUP STATE TAX-FREE INCOME TRUST
<SERIES>
<NUMBER> 021
<NAME> DELAWARE TAX-FREE NEW JERSEY FUND A CLASS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> FEB-28-1999
<PERIOD-END> AUG-31-1999
<INVESTMENTS-AT-COST> 4,302,728
<INVESTMENTS-AT-VALUE> 4,026,350
<RECEIVABLES> 95,149
<ASSETS-OTHER> 0
<OTHER-ITEMS-ASSETS> 127,772
<TOTAL-ASSETS> 4,249,271
<PAYABLE-FOR-SECURITIES> 41,149
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 0
<TOTAL-LIABILITIES> 41,149
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 4,484,501
<SHARES-COMMON-STOCK> 359,112
<SHARES-COMMON-PRIOR> 356,554
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 0
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> (276,378)
<NET-ASSETS> 1,913,119
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 105,543
<OTHER-INCOME> 0
<EXPENSES-NET> 18,875
<NET-INVESTMENT-INCOME> 86,668
<REALIZED-GAINS-CURRENT> 0
<APPREC-INCREASE-CURRENT> (324,198)
<NET-CHANGE-FROM-OPS> (237,530)
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 45,205
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 138,543
<NUMBER-OF-SHARES-REDEEMED> 161,541
<SHARES-REINVESTED> 35,890
<NET-CHANGE-IN-ASSETS> 305,221
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 11,550
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 39,870
<AVERAGE-NET-ASSETS> 1,998,348
<PER-SHARE-NAV-BEGIN> 5.750
<PER-SHARE-NII> 0.127
<PER-SHARE-GAIN-APPREC> (0.420)
<PER-SHARE-DIVIDEND> 0.127
<PER-SHARE-DISTRIBUTIONS> 0.000
<RETURNS-OF-CAPITAL> 0.000
<PER-SHARE-NAV-END> 5.330
<EXPENSE-RATIO> 1.490
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000201670
<NAME> DELAWARE GROUP STATE TAX-FREE INCOME TRUST
<SERIES>
<NUMBER> 022
<NAME> DELAWARE TAX-FREE NEW JERSEY FUND B CLASS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> FEB-28-1999
<PERIOD-END> AUG-31-1999
<INVESTMENTS-AT-COST> 4,302,728
<INVESTMENTS-AT-VALUE> 4,026,350
<RECEIVABLES> 95,149
<ASSETS-OTHER> 0
<OTHER-ITEMS-ASSETS> 127,772
<TOTAL-ASSETS> 4,249,271
<PAYABLE-FOR-SECURITIES> 41,149
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 0
<TOTAL-LIABILITIES> 41,149
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 4,484,501
<SHARES-COMMON-STOCK> 397,693
<SHARES-COMMON-PRIOR> 291,956
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 0
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> (276,378)
<NET-ASSETS> 2,118,707
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 105,543
<OTHER-INCOME> 0
<EXPENSES-NET> 18,875
<NET-INVESTMENT-INCOME> 86,668
<REALIZED-GAINS-CURRENT> 0
<APPREC-INCREASE-CURRENT> (324,198)
<NET-CHANGE-FROM-OPS> (237,530)
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 38,658
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 636,079
<NUMBER-OF-SHARES-REDEEMED> 64,044
<SHARES-REINVESTED> 27,965
<NET-CHANGE-IN-ASSETS> 305,221
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 11,550
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 39,870
<AVERAGE-NET-ASSETS> 2,057,719
<PER-SHARE-NAV-BEGIN> 5.750
<PER-SHARE-NII> 0.105
<PER-SHARE-GAIN-APPREC> (0.420)
<PER-SHARE-DIVIDEND> 0.105
<PER-SHARE-DISTRIBUTIONS> 0.000
<RETURNS-OF-CAPITAL> 0.000
<PER-SHARE-NAV-END> 5.330
<EXPENSE-RATIO> 2.060
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000201670
<NAME> DELAWARE GROUP STATE TAX-FREE INCOME TRUST
<SERIES>
<NUMBER> 023
<NAME> DELAWARE TAX-FREE NEW JERSEY FUND C CLASS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> FEB-28-1999
<PERIOD-END> AUG-31-1999
<INVESTMENTS-AT-COST> 4,302,728
<INVESTMENTS-AT-VALUE> 4,026,350
<RECEIVABLES> 95,149
<ASSETS-OTHER> 0
<OTHER-ITEMS-ASSETS> 127,772
<TOTAL-ASSETS> 4,249,271
<PAYABLE-FOR-SECURITIES> 41,149
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 0
<TOTAL-LIABILITIES> 41,149
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 4,484,501
<SHARES-COMMON-STOCK> 33,091
<SHARES-COMMON-PRIOR> 29,732
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 0
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> (276,378)
<NET-ASSETS> 176,297
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 105,543
<OTHER-INCOME> 0
<EXPENSES-NET> 18,875
<NET-INVESTMENT-INCOME> 86,668
<REALIZED-GAINS-CURRENT> 0
<APPREC-INCREASE-CURRENT> (324,198)
<NET-CHANGE-FROM-OPS> (237,530)
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 2,805
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 76,081
<NUMBER-OF-SHARES-REDEEMED> 61,204
<SHARES-REINVESTED> 1,650
<NET-CHANGE-IN-ASSETS> 305,221
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 11,550
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 39,870
<AVERAGE-NET-ASSETS> 143,976
<PER-SHARE-NAV-BEGIN> 5.750
<PER-SHARE-NII> 0.106
<PER-SHARE-GAIN-APPREC> (0.420)
<PER-SHARE-DIVIDEND> 0.106
<PER-SHARE-DISTRIBUTIONS> 0.000
<RETURNS-OF-CAPITAL> 0.000
<PER-SHARE-NAV-END> 5.330
<EXPENSE-RATIO> 2.110
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000201670
<NAME> DELAWARE GROUP STATE TAX-FREE INCOME TRUST
<SERIES>
<NUMBER> 031
<NAME> DELAWARE TAX-FREE OHIO FUND A CLASS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> FEB-28-1999
<PERIOD-END> AUG-31-1999
<INVESTMENTS-AT-COST> 1,877,224
<INVESTMENTS-AT-VALUE> 1,779,667
<RECEIVABLES> 49,393
<ASSETS-OTHER> 0
<OTHER-ITEMS-ASSETS> 62,567
<TOTAL-ASSETS> 1,891,627
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 20,890
<TOTAL-LIABILITIES> 20,890
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 1,968,803
<SHARES-COMMON-STOCK> 292,471
<SHARES-COMMON-PRIOR> 251,710
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (509)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 97,557
<NET-ASSETS> 1,546,044
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 46,768
<OTHER-INCOME> 0
<EXPENSES-NET> 5,475
<NET-INVESTMENT-INCOME> 41,293
<REALIZED-GAINS-CURRENT> 0
<APPREC-INCREASE-CURRENT> (125,258)
<NET-CHANGE-FROM-OPS> (83,965)
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 36,193
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 205,197
<NUMBER-OF-SHARES-REDEEMED> 5,016
<SHARES-REINVESTED> 28,808
<NET-CHANGE-IN-ASSETS> 353,183
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> (509)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 4,926
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 18,612
<AVERAGE-NET-ASSETS> 1,531,205
<PER-SHARE-NAV-BEGIN> 5.650
<PER-SHARE-NII> 0.130
<PER-SHARE-GAIN-APPREC> (0.360)
<PER-SHARE-DIVIDEND> 0.130
<PER-SHARE-DISTRIBUTIONS> 0.000
<RETURNS-OF-CAPITAL> 0.000
<PER-SHARE-NAV-END> 5.290
<EXPENSE-RATIO> 0.500
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000201670
<NAME> DELAWARE GROUP STATE TAX-FREE INCOME TRUST
<SERIES>
<NUMBER> 032
<NAME> DELAWARE TAX-FREE OHIO FUND B CLASS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> FEB-28-1999
<PERIOD-END> AUG-31-1999
<INVESTMENTS-AT-COST> 1,877,224
<INVESTMENTS-AT-VALUE> 1,779,667
<RECEIVABLES> 49,393
<ASSETS-OTHER> 0
<OTHER-ITEMS-ASSETS> 62,567
<TOTAL-ASSETS> 1,891,627
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 20,890
<TOTAL-LIABILITIES> 20,890
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 1,968,803
<SHARES-COMMON-STOCK> 45,886
<SHARES-COMMON-PRIOR> 14,237
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (509)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 97,557
<NET-ASSETS> 242,562
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 46,768
<OTHER-INCOME> 0
<EXPENSES-NET> 5,475
<NET-INVESTMENT-INCOME> 41,293
<REALIZED-GAINS-CURRENT> 0
<APPREC-INCREASE-CURRENT> (125,258)
<NET-CHANGE-FROM-OPS> (83,965)
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 3,803
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 174,294
<NUMBER-OF-SHARES-REDEEMED> 0
<SHARES-REINVESTED> 3,784
<NET-CHANGE-IN-ASSETS> 353,183
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> (509)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 4,926
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 18,612
<AVERAGE-NET-ASSETS> 193,141
<PER-SHARE-NAV-BEGIN> 5.650
<PER-SHARE-NII> 0.110
<PER-SHARE-GAIN-APPREC> (0.360)
<PER-SHARE-DIVIDEND> 0.110
<PER-SHARE-DISTRIBUTIONS> 0.000
<RETURNS-OF-CAPITAL> 0.000
<PER-SHARE-NAV-END> 5.290
<EXPENSE-RATIO> 1.250
</TABLE>
<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-28-1999
<PERIOD-END> AUG-31-1999
<INVESTMENTS-AT-COST> 1,877,224
<INVESTMENTS-AT-VALUE> 1,779,667
<RECEIVABLES> 49,393
<ASSETS-OTHER> 0
<OTHER-ITEMS-ASSETS> 62,567
<TOTAL-ASSETS> 1,891,627
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 20,890
<TOTAL-LIABILITIES> 20,890
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 1,968,803
<SHARES-COMMON-STOCK> 15,538
<SHARES-COMMON-PRIOR> 2,762
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (509)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 97,557
<NET-ASSETS> 82,131
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 46,768
<OTHER-INCOME> 0
<EXPENSES-NET> 5,475
<NET-INVESTMENT-INCOME> 41,293
<REALIZED-GAINS-CURRENT> 0
<APPREC-INCREASE-CURRENT> (125,258)
<NET-CHANGE-FROM-OPS> (83,965)
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 1,297
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 119,925
<NUMBER-OF-SHARES-REDEEMED> 50,000
<SHARES-REINVESTED> 1,449
<NET-CHANGE-IN-ASSETS> 353,183
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> (509)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 4,926
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 18,612
<AVERAGE-NET-ASSETS> 67,163
<PER-SHARE-NAV-BEGIN> 5.650
<PER-SHARE-NII> 0.109
<PER-SHARE-GAIN-APPREC> (0.360)
<PER-SHARE-DIVIDEND> 0.109
<PER-SHARE-DISTRIBUTIONS> 0.000
<RETURNS-OF-CAPITAL> 0.000
<PER-SHARE-NAV-END> 5.290
<EXPENSE-RATIO> 1.250
</TABLE>
