DELAWARE GROUP INCOME FUNDS INC
NSAR-A, 1998-03-31
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<PAGE>      PAGE  1
000 A000000 01/31/98
000 C000000 0000027825
000 D000000 N
000 E000000 NF
000 F000000 Y
000 G000000 N
000 H000000 N
000 I000000 3.0.a
000 J000000 U
001 A000000 DELAWARE GROUP INCOME FUNDS, INC.
001 B000000 811-2071
001 C000000 2152552127
002 A000000 2005 MARKET STREET
002 B000000 PHILADELPHIA
002 C000000 PA
002 D010000 19103
002 D020000 7094
003  000000 N
004  000000 N
005  000000 N
006  000000 N
007 A000000 Y
007 B000000  3
007 C010100  1
007 C020100 DELCHESTER FUND
007 C030100 N
007 C010200  2
007 C020200 STRATEGIC INCOME FUND
007 C030200 N
007 C010300  3
007 C020300 HIGH YIELD OPPORTUNITIES 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 STARBOARD CAPITAL MARKETS, INC.
022 C000001    379014
022 D000001    359807
022 A000002 BEAR STEARNS AND CO
022 C000002     72821
022 D000002    107259
022 A000003 GRANTCHESTER
022 C000003     54077
022 D000003    115954
022 A000004 DONALDSON LUFKIN
022 C000004    105234
022 D000004     64249
<PAGE>      PAGE  2
022 A000005 CHASE-MANHATTAN BANK
022 C000005     80900
022 D000005     80318
022 A000006 PRUDENTIAL-BACHE SECURITIES
022 C000006     28031
022 D000006    113685
022 A000007 BT SECURITIES
022 C000007     86568
022 D000007     35463
022 A000008 SMITH BARNEY & COMPANY
022 C000008     69297
022 D000008     43899
022 A000009 MERRILL LYNCH PIERCE
022 C000009     83722
022 D000009     24576
022 A000010 MORGAN STANLEY AND CO INC
022 C000010     53582
022 D000010     25425
023 C000000    1641141
023 D000000    1335927
027  000000 Y
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<PAGE>      PAGE  3
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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
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<PAGE>      PAGE  10
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064 B000300 N
070 A010300 Y
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<PAGE>      PAGE  11
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SIGNATURE   DONNA D. BRYEN                               
TITLE       ASSISTANT VP        
 


<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000027825
<NAME> DELAWARE GROUP INCOME FUNDS, INC.
<SERIES>
   <NUMBER> 011
   <NAME> DELCHESTER FUND CLASS A
       
<S>                             <C>
<PERIOD-TYPE>                   			6-MOS
<FISCAL-YEAR-END>                          		JUL-31-1998
<PERIOD-END>                               			JAN-31-1998
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<INVESTMENTS-AT-VALUE>                   	1,507,298,308
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<AVG-DEBT-PER-SHARE>                                 	0
        


</TABLE>

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000027825
<NAME> DELAWARE GROUP INCOME FUNDS, INC.
<SERIES>
   <NUMBER> 012
   <NAME> DELCHESTER FUND CLASS B
       
<S>                             <C>
<PERIOD-TYPE>                   			6-MOS
<FISCAL-YEAR-END>                          		JUL-31-1998
<PERIOD-END>                               			JAN-31-1998
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<EXPENSE-RATIO>                                  		1.050
<AVG-DEBT-OUTSTANDING>                         	0
<AVG-DEBT-PER-SHARE>                                 	0
        


</TABLE>

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000027825
<NAME> DELAWARE GROUP INCOME FUNDS, INC.
<SERIES>
   <NUMBER> 013
   <NAME> DELCHESTER FUND CLASS C
       
<S>                            
<PERIOD-TYPE>                   			6-MOS
<FISCAL-YEAR-END>                          		JUL-31-1998
<PERIOD-END>                               			JAN-31-1998
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<INVESTMENTS-AT-VALUE>                   	1,507,298,308
<RECEIVABLES>                               		46,391,299
<ASSETS-OTHER>                                  		10,250
<OTHER-ITEMS-ASSETS>                                 	0
<TOTAL-ASSETS>                           		1,553,699,857
<PAYABLE-FOR-SECURITIES>                   	103,485,323
<SENIOR-LONG-TERM-DEBT>                         	0
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<SENIOR-EQUITY>                                      	0
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<OVERDISTRIBUTION-GAINS>                        	0
<ACCUM-APPREC-OR-DEPREC>                    	56,374,600
<NET-ASSETS>                             			320,937,032
<DIVIDEND-INCOME>                              		725,156
<INTEREST-INCOME>                           		67,825,223
<OTHER-INCOME>                                       	0
<EXPENSES-NET>                               		8,516,154
<NET-INVESTMENT-INCOME>                     	60,034,225
<REALIZED-GAINS-CURRENT>                    	26,149,251
<APPREC-INCREASE-CURRENT>                    	5,512,219
<NET-CHANGE-FROM-OPS>                       	91,695,695
<EQUALIZATION>                                       	0
<DISTRIBUTIONS-OF-INCOME>                   	974,148
<DISTRIBUTIONS-OF-GAINS>                             0
<DISTRIBUTIONS-OTHER>                                	0
<NUMBER-OF-SHARES-SOLD>                     	1,946,690
<NUMBER-OF-SHARES-REDEEMED>              	330,355
<SHARES-REINVESTED>                          		82,165
<NET-CHANGE-IN-ASSETS>                         	414,796
<ACCUMULATED-NII-PRIOR>                        	307,327
<ACCUMULATED-GAINS-PRIOR>                	(241,745,403)
<OVERDISTRIB-NII-PRIOR>                              	0
<OVERDIST-NET-GAINS-PRIOR>                    	0
<GROSS-ADVISORY-FEES>                        	3,953,024
<INTEREST-EXPENSE>                                   	0
<GROSS-EXPENSE>                              		8,516,154
<AVERAGE-NET-ASSETS>                     		23,394,565
<PER-SHARE-NAV-BEGIN>                             	6.57
<PER-SHARE-NII>                                   		.293
<PER-SHARE-GAIN-APPREC>                           	.150
<PER-SHARE-DIVIDEND>                                 	0
<PER-SHARE-DISTRIBUTIONS>                         	.293
<RETURNS-OF-CAPITAL>                                 	0
<PER-SHARE-NAV-END>                              	6.720
<EXPENSE-RATIO>                                  		1.050
<AVG-DEBT-OUTSTANDING>                         	0
<AVG-DEBT-PER-SHARE>                                 	0
        


</TABLE>

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000027825
<NAME> DELAWARE GROUP INCOME FUNDS, INC.
<SERIES>
   <NUMBER> 014
   <NAME> DELCHESTER FUND INSTITUTIONAL CLASS 
       
<S>
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          JUL-31-1998
<PERIOD-END>                               JAN-31-1998
<INVESTMENTS-AT-COST>                    1,438,663,432
<INVESTMENTS-AT-VALUE>                   1,507,298,308
<RECEIVABLES>                               46,391,299
<ASSETS-OTHER>                                  10,250
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                           1,553,699,857
<PAYABLE-FOR-SECURITIES>                   103,485,323
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                    5,090,039
<TOTAL-LIABILITIES>                        108,575,362
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                 1,556,837,562
<SHARES-COMMON-STOCK>                        6,185,877
<SHARES-COMMON-PRIOR>                        6,183,951
<ACCUMULATED-NII-CURRENT>                      335,666
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                  (168,423,333)
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                    56,374,600
<NET-ASSETS>                                30,945,781
<DIVIDEND-INCOME>                              725,156
<INTEREST-INCOME>                           67,825,223
<OTHER-INCOME>                                       0
<EXPENSES-NET>                               8,516,154
<NET-INVESTMENT-INCOME>                     60,034,225
<REALIZED-GAINS-CURRENT>                    26,149,251
<APPREC-INCREASE-CURRENT>                    5,512,219
<NET-CHANGE-FROM-OPS>                       91,695,695
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                    1,906,547
<DISTRIBUTIONS-OF-GAINS>                             0
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                      3,205,157
<NUMBER-OF-SHARES-REDEEMED>                  3,970,626
<SHARES-REINVESTED>                            247,235
<NET-CHANGE-IN-ASSETS>                         414,796
<ACCUMULATED-NII-PRIOR>                        307,327
<ACCUMULATED-GAINS-PRIOR>                (241,745,403)
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                        3,953,024
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                              8,516,154
<AVERAGE-NET-ASSETS>                        42,146,657
<PER-SHARE-NAV-BEGIN>                             6.57
<PER-SHARE-NII>                                   .293
<PER-SHARE-GAIN-APPREC>                           .150
<PER-SHARE-DIVIDEND>                                 0
<PER-SHARE-DISTRIBUTIONS>                         .293
<RETURNS-OF-CAPITAL>                                 0
<PER-SHARE-NAV-END>                              6.720
<EXPENSE-RATIO>                                  1.050
<AVG-DEBT-OUTSTANDING>                               0
<AVG-DEBT-PER-SHARE>                                 0
        

</TABLE>

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000027825
<NAME> DELAWARE GROUP INCOME FUNDS, INC. 
<SERIES>
   <NUMBER> 021
   <NAME> STRATEGIC INCOME FUND CLASS A
       
<S>                             <C>
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          JUL-31-1998
<PERIOD-END>                               JAN-31-1998
<INVESTMENTS-AT-COST>                       34,635,006
<INVESTMENTS-AT-VALUE>                      34,560,378
<RECEIVABLES>                                1,066,314
<ASSETS-OTHER>                                 723,976
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                              36,350,668
<PAYABLE-FOR-SECURITIES>                     2,400,150
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                      245,017
<TOTAL-LIABILITIES>                          2,645,167
<SENIOR-EQUITY>                                 60,053
<PAID-IN-CAPITAL-COMMON>                    33,639,254
<SHARES-COMMON-STOCK>                        2,556,359
<SHARES-COMMON-PRIOR>                        1,603,689
<ACCUMULATED-NII-CURRENT>                     (11,092)
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                        103,154
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                      (85,868)
<NET-ASSETS>                                14,352,178
<DIVIDEND-INCOME>                                4,216
<INTEREST-INCOME>                            1,214,706
<OTHER-INCOME>                                       0
<EXPENSES-NET>                                 184,277
<NET-INVESTMENT-INCOME>                      1,034,645
<REALIZED-GAINS-CURRENT>                       407,788
<APPREC-INCREASE-CURRENT>                    (217,694)
<NET-CHANGE-FROM-OPS>                        1,224,739
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                      454,869
<DISTRIBUTIONS-OF-GAINS>                       260,060
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                      1,102,820
<NUMBER-OF-SHARES-REDEEMED>                    244,050
<SHARES-REINVESTED>                             93,900
<NET-CHANGE-IN-ASSETS>                      12,334,433
<ACCUMULATED-NII-PRIOR>                              0
<ACCUMULATED-GAINS-PRIOR>                      307,281
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                           91,175
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                274,385
<AVERAGE-NET-ASSETS>                        11,886,708
<PER-SHARE-NAV-BEGIN>                            5.700
<PER-SHARE-NII>                                  0.231
<PER-SHARE-GAIN-APPREC>                          0.019
<PER-SHARE-DIVIDEND>                             0.220
<PER-SHARE-DISTRIBUTIONS>                        0.120
<RETURNS-OF-CAPITAL>                             0.000
<PER-SHARE-NAV-END>                              5.610
<EXPENSE-RATIO>                                  1.000
<AVG-DEBT-OUTSTANDING>                               0
<AVG-DEBT-PER-SHARE>                                 0
        


</TABLE>

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000027825
<NAME> DELAWARE GROUP INCOME FUNDS, INC. -
<SERIES>
   <NUMBER> 022
   <NAME> STRATEGIC INCOME FUND CLASS B
       
<S>                             <C>
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          JUL-31-1998
<PERIOD-END>                               JAN-31-1998
<INVESTMENTS-AT-COST>                       34,635,006
<INVESTMENTS-AT-VALUE>                      34,560,378
<RECEIVABLES>                                1,066,314
<ASSETS-OTHER>                                 723,976
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                              36,350,668
<PAYABLE-FOR-SECURITIES>                     2,400,150
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                      245,017
<TOTAL-LIABILITIES>                          2,645,167
<SENIOR-EQUITY>                                 60,053
<PAID-IN-CAPITAL-COMMON>                    33,639,254
<SHARES-COMMON-STOCK>                        2,129,810
<SHARES-COMMON-PRIOR>                        1,206,422
<ACCUMULATED-NII-CURRENT>                     (11,092)
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                        103,154
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                      (85,868)
<NET-ASSETS>                                11,951,974
<DIVIDEND-INCOME>                                4,216
<INTEREST-INCOME>                            1,214,706
<OTHER-INCOME>                                       0
<EXPENSES-NET>                                 184,277
<NET-INVESTMENT-INCOME>                      1,034,645
<REALIZED-GAINS-CURRENT>                       407,788
<APPREC-INCREASE-CURRENT>                    (217,694)
<NET-CHANGE-FROM-OPS>                        1,224,739
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                      338,730
<DISTRIBUTIONS-OF-GAINS>                       218,691
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                      1,014,103
<NUMBER-OF-SHARES-REDEEMED>                    153,334
<SHARES-REINVESTED>                             62,619
<NET-CHANGE-IN-ASSETS>                      12,334,433
<ACCUMULATED-NII-PRIOR>                              0
<ACCUMULATED-GAINS-PRIOR>                      307,281
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                           91,175
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                274,385
<AVERAGE-NET-ASSETS>                         9,695,418
<PER-SHARE-NAV-BEGIN>                            5.700
<PER-SHARE-NII>                                  0.209
<PER-SHARE-GAIN-APPREC>                          0.022
<PER-SHARE-DIVIDEND>                             0.201
<PER-SHARE-DISTRIBUTIONS>                        0.120
<RETURNS-OF-CAPITAL>                             0.000
<PER-SHARE-NAV-END>                              5.610
<EXPENSE-RATIO>                                  1.750
<AVG-DEBT-OUTSTANDING>                               0
<AVG-DEBT-PER-SHARE>                                 0
        


</TABLE>

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000027825
<NAME> DELAWARE GROUP INCOME FUNDS, INC. -
<SERIES>
   <NUMBER> 023
   <NAME> STRATEGIC INCOME FUND CLASS C
       
<S>                             <C>
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          JUL-31-1998
<PERIOD-END>                               JAN-31-1998
<INVESTMENTS-AT-COST>                       34,635,006
<INVESTMENTS-AT-VALUE>                      34,560,378
<RECEIVABLES>                                1,066,314
<ASSETS-OTHER>                                 723,976
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                              36,350,668
<PAYABLE-FOR-SECURITIES>                     2,400,150
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                      245,017
<TOTAL-LIABILITIES>                          2,645,167
<SENIOR-EQUITY>                                 60,053
<PAID-IN-CAPITAL-COMMON>                    33,639,254
<SHARES-COMMON-STOCK>                          676,328
<SHARES-COMMON-PRIOR>                          340,844
<ACCUMULATED-NII-CURRENT>                     (11,092)
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                        103,154
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                      (85,868)
<NET-ASSETS>                                 3,797,150
<DIVIDEND-INCOME>                                4,216
<INTEREST-INCOME>                            1,214,706
<OTHER-INCOME>                                       0
<EXPENSES-NET>                                 184,277
<NET-INVESTMENT-INCOME>                      1,034,645
<REALIZED-GAINS-CURRENT>                       407,788
<APPREC-INCREASE-CURRENT>                    (217,694)
<NET-CHANGE-FROM-OPS>                        1,224,739
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                      104,200
<DISTRIBUTIONS-OF-GAINS>                        67,987
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                        376,435
<NUMBER-OF-SHARES-REDEEMED>                     55,297
<SHARES-REINVESTED>                             14,346
<NET-CHANGE-IN-ASSETS>                      12,334,433
<ACCUMULATED-NII-PRIOR>                              0
<ACCUMULATED-GAINS-PRIOR>                      307,281
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                           91,175
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                274,385
<AVERAGE-NET-ASSETS>                         2,991,134
<PER-SHARE-NAV-BEGIN>                            5.700
<PER-SHARE-NII>                                  0.209
<PER-SHARE-GAIN-APPREC>                          0.022
<PER-SHARE-DIVIDEND>                             0.201
<PER-SHARE-DISTRIBUTIONS>                        0.120
<RETURNS-OF-CAPITAL>                             0.000
<PER-SHARE-NAV-END>                              5.610
<EXPENSE-RATIO>                                  1.750
<AVG-DEBT-OUTSTANDING>                               0
<AVG-DEBT-PER-SHARE>                                 0
        


</TABLE>

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000027825
<NAME> DELAWARE GROUP INCOME FUNDS, INC. 
<SERIES>
   <NUMBER> 024
   <NAME> STRATEGIC INCOME FUND CLASS
       
<S>                             <C>
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          JUL-31-1998
<PERIOD-END>                               JAN-31-1998
<INVESTMENTS-AT-COST>                       34,635,006
<INVESTMENTS-AT-VALUE>                      34,560,378
<RECEIVABLES>                                1,066,314
<ASSETS-OTHER>                                 723,976
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                              36,350,668
<PAYABLE-FOR-SECURITIES>                     2,400,150
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                      245,017
<TOTAL-LIABILITIES>                          2,645,167
<SENIOR-EQUITY>                                 60,053
<PAID-IN-CAPITAL-COMMON>                    33,639,254
<SHARES-COMMON-STOCK>                          642,808
<SHARES-COMMON-PRIOR>                          597,594
<ACCUMULATED-NII-CURRENT>                     (11,092)
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                        103,154
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                      (85,868)
<NET-ASSETS>                                 3,604,199
<DIVIDEND-INCOME>                                4,216
<INTEREST-INCOME>                            1,214,706
<OTHER-INCOME>                                       0
<EXPENSES-NET>                                 184,277
<NET-INVESTMENT-INCOME>                      1,034,645
<REALIZED-GAINS-CURRENT>                       407,788
<APPREC-INCREASE-CURRENT>                    (217,694)
<NET-CHANGE-FROM-OPS>                        1,224,739
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                      139,560
<DISTRIBUTIONS-OF-GAINS>                        73,555
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                          9,636
<NUMBER-OF-SHARES-REDEEMED>                      2,467
<SHARES-REINVESTED>                             38,045
<NET-CHANGE-IN-ASSETS>                      12,334,433
<ACCUMULATED-NII-PRIOR>                              0
<ACCUMULATED-GAINS-PRIOR>                      307,281
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                           91,175
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                274,385
<AVERAGE-NET-ASSETS>                         3,488,378
<PER-SHARE-NAV-BEGIN>                            5.700
<PER-SHARE-NII>                                  0.238
<PER-SHARE-GAIN-APPREC>                          0.021
<PER-SHARE-DIVIDEND>                             0.229
<PER-SHARE-DISTRIBUTIONS>                        0.120
<RETURNS-OF-CAPITAL>                             0.000
<PER-SHARE-NAV-END>                              5.610
<EXPENSE-RATIO>                                  0.750
<AVG-DEBT-OUTSTANDING>                               0
<AVG-DEBT-PER-SHARE>                                 0
        


</TABLE>

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000027825
<NAME> DELAWARE GROUP INCOME FUNDS, INC.
<SERIES>
   <NUMBER> 031
   <NAME> HIGH-YIELD OPPORTUNITIES FUND A CLASS
        
<S>                             <C>
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          JUL-31-1997
<PERIOD-END>                               JAN-31-1998
<INVESTMENTS-AT-COST>                       10,026,112
<INVESTMENTS-AT-VALUE>                      10,338,766
<RECEIVABLES>                                  744,246
<ASSETS-OTHER>                                  54,478
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                              11,134,490
<PAYABLE-FOR-SECURITIES>                       900,000
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                       98,189
<TOTAL-LIABILITIES>                            998,189
<SENIOR-EQUITY>                              1,741,409
<PAID-IN-CAPITAL-COMMON>                     7,967,760
<SHARES-COMMON-STOCK>                        1,119,642
<SHARES-COMMON-PRIOR>                        1,011,441
<ACCUMULATED-NII-CURRENT>                           98
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                        114,380
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                       312,654
<NET-ASSETS>                                 6,517,187
<DIVIDEND-INCOME>                                  687
<INTEREST-INCOME>                              485,111
<OTHER-INCOME>                                       0
<EXPENSES-NET>                                  36,190
<NET-INVESTMENT-INCOME>                        449,608
<REALIZED-GAINS-CURRENT>                       293,722
<APPREC-INCREASE-CURRENT>                       98,190
<NET-CHANGE-FROM-OPS>                          841,520
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                      379,160
<DISTRIBUTIONS-OF-GAINS>                       264,225
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                              0
<NUMBER-OF-SHARES-REDEEMED>                        293
<SHARES-REINVESTED>                            108,494
<NET-CHANGE-IN-ASSETS>                         816,679
<ACCUMULATED-NII-PRIOR>                        140,200
<ACCUMULATED-GAINS-PRIOR>                      231,614
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                           31,377
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                 56,189
<AVERAGE-NET-ASSETS>                         6,205,175
<PER-SHARE-NAV-BEGIN>                            5.920
<PER-SHARE-NII>                                  0.275
<PER-SHARE-GAIN-APPREC>                          0.241
<PER-SHARE-DIVIDEND>                             0.362
<PER-SHARE-DISTRIBUTIONS>                        0.254
<RETURNS-OF-CAPITAL>                             0.000
<PER-SHARE-NAV-END>                              5.820
<EXPENSE-RATIO>                                  0.740
<AVG-DEBT-OUTSTANDING>                               0
<AVG-DEBT-PER-SHARE>                                 0
        


</TABLE>

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000027825
<NAME> DELAWARE GROUP INCOME FUNDS, INC.
<SERIES>
   <NUMBER> 032
   <NAME> HIGH-YIELD OPPORTUNITIES FUND B CLASS
                             
<S>                             <C>
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          JUL-31-1997
<PERIOD-END>                               JAN-31-1998
<INVESTMENTS-AT-COST>                       10,026,112
<INVESTMENTS-AT-VALUE>                      10,338,766
<RECEIVABLES>                                  744,246
<ASSETS-OTHER>                                  54,478
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                              11,134,490
<PAYABLE-FOR-SECURITIES>                       900,000
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                       98,189
<TOTAL-LIABILITIES>                            998,189
<SENIOR-EQUITY>                              1,741,409
<PAID-IN-CAPITAL-COMMON>                     7,967,760
<SHARES-COMMON-STOCK>                                0
<SHARES-COMMON-PRIOR>                                0
<ACCUMULATED-NII-CURRENT>                           98
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                        114,380
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                       312,654
<NET-ASSETS>                                         0
<DIVIDEND-INCOME>                                  687
<INTEREST-INCOME>                              485,111
<OTHER-INCOME>                                       0
<EXPENSES-NET>                                  36,190
<NET-INVESTMENT-INCOME>                        449,608
<REALIZED-GAINS-CURRENT>                       293,722
<APPREC-INCREASE-CURRENT>                       98,190
<NET-CHANGE-FROM-OPS>                          841,520
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                            0
<DISTRIBUTIONS-OF-GAINS>                             0
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                              0
<NUMBER-OF-SHARES-REDEEMED>                          0
<SHARES-REINVESTED>                                  0
<NET-CHANGE-IN-ASSETS>                         816,679
<ACCUMULATED-NII-PRIOR>                        140,200
<ACCUMULATED-GAINS-PRIOR>                      231,614
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                           31,377
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                 56,189
<AVERAGE-NET-ASSETS>                                 0
<PER-SHARE-NAV-BEGIN>                            0.000
<PER-SHARE-NII>                                  0.000
<PER-SHARE-GAIN-APPREC>                          0.000
<PER-SHARE-DIVIDEND>                             0.000
<PER-SHARE-DISTRIBUTIONS>                        0.000
<RETURNS-OF-CAPITAL>                             0.000
<PER-SHARE-NAV-END>                              0.000
<EXPENSE-RATIO>                                  0.000
<AVG-DEBT-OUTSTANDING>                               0
<AVG-DEBT-PER-SHARE>                                 0
        


</TABLE>

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000027825
<NAME> DELAWARE GROUP INCOME FUNDS, INC.
<SERIES>
   <NUMBER> 033
   <NAME> HIGH-YIELD OPPORTUNITIES FUND CLASS C
                          
<S>                             <C>
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          JUL-31-1997
<PERIOD-END>                               JAN-31-1998
<INVESTMENTS-AT-COST>                       10,026,112
<INVESTMENTS-AT-VALUE>                      10,338,766
<RECEIVABLES>                                  744,246
<ASSETS-OTHER>                                  54,478
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                              11,134,490
<PAYABLE-FOR-SECURITIES>                       900,000
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                       98,189
<TOTAL-LIABILITIES>                            998,189
<SENIOR-EQUITY>                              1,741,409
<PAID-IN-CAPITAL-COMMON>                     7,967,760
<SHARES-COMMON-STOCK>                                0
<SHARES-COMMON-PRIOR>                                0
<ACCUMULATED-NII-CURRENT>                           98
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                        114,380
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                       312,654
<NET-ASSETS>                                         0
<DIVIDEND-INCOME>                                  687
<INTEREST-INCOME>                              485,111
<OTHER-INCOME>                                       0
<EXPENSES-NET>                                  36,190
<NET-INVESTMENT-INCOME>                        449,608
<REALIZED-GAINS-CURRENT>                       293,722
<APPREC-INCREASE-CURRENT>                       98,190
<NET-CHANGE-FROM-OPS>                          841,520
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                            0
<DISTRIBUTIONS-OF-GAINS>                             0
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                              0
<NUMBER-OF-SHARES-REDEEMED>                          0
<SHARES-REINVESTED>                                  0
<NET-CHANGE-IN-ASSETS>                         816,679
<ACCUMULATED-NII-PRIOR>                        140,200
<ACCUMULATED-GAINS-PRIOR>                      231,614
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                           31,377
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                 56,189
<AVERAGE-NET-ASSETS>                                 0
<PER-SHARE-NAV-BEGIN>                            0.000
<PER-SHARE-NII>                                  0.000
<PER-SHARE-GAIN-APPREC>                          0.000
<PER-SHARE-DIVIDEND>                             0.000
<PER-SHARE-DISTRIBUTIONS>                        0.000
<RETURNS-OF-CAPITAL>                             0.000
<PER-SHARE-NAV-END>                              0.000
<EXPENSE-RATIO>                                  0.000
<AVG-DEBT-OUTSTANDING>                               0
<AVG-DEBT-PER-SHARE>                                 0
        


</TABLE>

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000027825
<NAME> DELAWARE GROUP INCOME FUNDS, INC.
<SERIES>
   <NUMBER> 034
   <NAME> HIGH-YIELD OPPORTUNITIES FUND INSTITUTIONAL CLASS
                             
<S>                             <C>
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          JUL-31-1997
<PERIOD-END>                               JAN-31-1998
<INVESTMENTS-AT-COST>                       10,026,112
<INVESTMENTS-AT-VALUE>                      10,338,766
<RECEIVABLES>                                  744,246
<ASSETS-OTHER>                                  54,478
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                              11,134,490
<PAYABLE-FOR-SECURITIES>                       900,000
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                       98,189
<TOTAL-LIABILITIES>                            998,189
<SENIOR-EQUITY>                              1,741,409
<PAID-IN-CAPITAL-COMMON>                     7,967,760
<SHARES-COMMON-STOCK>                          621,767
<SHARES-COMMON-PRIOR>                          561,518
<ACCUMULATED-NII-CURRENT>                           98
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                        114,380
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                       312,654
<NET-ASSETS>                                 3,619,114
<DIVIDEND-INCOME>                                  687
<INTEREST-INCOME>                              485,111
<OTHER-INCOME>                                       0
<EXPENSES-NET>                                  36,190
<NET-INVESTMENT-INCOME>                        449,608
<REALIZED-GAINS-CURRENT>                       293,722
<APPREC-INCREASE-CURRENT>                       98,190
<NET-CHANGE-FROM-OPS>                          841,520
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                      210,550
<DISTRIBUTIONS-OF-GAINS>                       146,731
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                              0
<NUMBER-OF-SHARES-REDEEMED>                          0
<SHARES-REINVESTED>                             60,249
<NET-CHANGE-IN-ASSETS>                         816,679
<ACCUMULATED-NII-PRIOR>                        140,200
<ACCUMULATED-GAINS-PRIOR>                      231,614
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                           31,377
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                 56,189
<AVERAGE-NET-ASSETS>                         3,450,057
<PER-SHARE-NAV-BEGIN>                            5.920
<PER-SHARE-NII>                                  0.275
<PER-SHARE-GAIN-APPREC>                          0.241
<PER-SHARE-DIVIDEND>                             0.362
<PER-SHARE-DISTRIBUTIONS>                        0.254
<RETURNS-OF-CAPITAL>                             0.000
<PER-SHARE-NAV-END>                              5.820
<EXPENSE-RATIO>                                  0.740
<AVG-DEBT-OUTSTANDING>                               0
<AVG-DEBT-PER-SHARE>                                 0
        


</TABLE>


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