<PAGE> PAGE 1
000 A000000 06/30/97
000 C000000 0000779131
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 DREYFUS 100% U.S. TREASURY INTRMDT. TERM FUND
001 B000000 811-4428
001 C000000 2129226822
002 A000000 200 PARK AVENUE
002 B000000 NEW YORK
002 C000000 NY
002 D010000 10166
003 000000 N
004 000000 N
005 000000 N
006 000000 N
007 A000000 N
007 B000000 0
018 000000 Y
019 A000000 Y
019 B000000 148
019 C000000 DREYFUSFAM
020 C000001 0
020 C000002 0
020 C000003 0
020 C000004 0
020 C000005 0
020 C000006 0
020 C000007 0
020 C000008 0
020 C000009 0
020 C000010 0
021 000000 0
022 A000001 MERRILL LYNCH, PIERCE, FENNER & SMITH INC.
022 B000001 13-5674085
022 C000001 327814
022 D000001 253521
022 A000002 GOLDMAN, SACHS & CO.
022 B000002 13-5108880
022 C000002 122189
022 D000002 217479
022 A000003 G.X. CLARKE & CO.
022 B000003 13-2969143
022 C000003 78938
022 D000003 77162
022 A000004 MORGAN STANLEY & CO. INCORPORATED
022 B000004 13-2655998
<PAGE> PAGE 2
022 C000004 79836
022 D000004 48427
022 A000005 GREENWICH PARTNERS, INC.
022 B000005 13-3176013
022 C000005 14782
022 D000005 75681
022 A000006 DAIWA SECURITIES AMERICA INC.
022 B000006 13-5680329
022 C000006 17773
022 D000006 19181
022 A000007 BEAR, STEARNS & CO. INC.
022 B000007 13-3299429
022 C000007 24099
022 D000007 6430
022 A000008 SALOMON BROTHERS INC.
022 B000008 13-3082694
022 C000008 17860
022 D000008 2952
022 A000009 BARRINGTON TRADING COMPANY
022 B000009 36-2942713
022 C000009 9739
022 D000009 9739
022 A000010 DEUTSCHE BANK SECURITIES CORPORATION
022 B000010 13-2730828
022 C000010 16258
022 D000010 0
023 C000000 711630
023 D000000 738093
028 A010000 3219
028 A020000 729
028 A030000 0
028 A040000 5062
028 B010000 2004
028 B020000 675
028 B030000 0
028 B040000 4311
028 C010000 1930
028 C020000 764
028 C030000 0
028 C040000 5349
028 D010000 4839
028 D020000 737
028 D030000 0
028 D040000 6304
028 E010000 1813
028 E020000 688
028 E030000 0
028 E040000 3460
028 F010000 2625
028 F020000 757
028 F030000 0
<PAGE> PAGE 3
028 F040000 3958
028 G010000 16430
028 G020000 4350
028 G030000 0
028 G040000 28444
028 H000000 0
055 A000000 Y
055 B000000 Y
056 000000 N
057 000000 N
061 000000 0
062 A000000 Y
062 B000000 0.0
062 C000000 0.0
062 D000000 0.0
062 E000000 0.0
062 F000000 0.0
062 G000000 0.0
062 H000000 0.0
062 I000000 0.0
062 J000000 0.0
062 K000000 0.0
062 L000000 0.0
062 M000000 97.7
062 N000000 0.0
062 O000000 0.0
062 P000000 0.0
062 Q000000 0.0
062 R000000 0.0
063 A000000 0
063 B000000 6.4
064 A000000 N
066 A000000 N
067 000000 N
068 A000000 N
068 B000000 N
069 000000 N
071 A000000 632691
071 B000000 660931
071 C000000 190484
071 D000000 332
072 A000000 6
072 B000000 7319
072 C000000 0
072 D000000 0
072 E000000 0
072 F000000 549
072 G000000 0
072 H000000 0
072 I000000 281
072 J000000 10
<PAGE> PAGE 4
072 K000000 0
072 L000000 9
072 M000000 19
072 N000000 22
072 O000000 0
072 P000000 1
072 Q000000 0
072 R000000 14
072 S000000 9
072 T000000 0
072 U000000 0
072 V000000 0
072 W000000 2
072 X000000 916
072 Y000000 183
072 Z000000 6586
072AA000000 1147
072BB000000 4353
072CC010000 0
072CC020000 691
072DD010000 6586
072DD020000 0
072EE000000 0
073 A010000 0.4451
073 A020000 0.0000
073 B000000 0.0000
073 C000000 0.0000
074 A000000 364
074 B000000 0
074 C000000 0
074 D000000 176659
074 E000000 0
074 F000000 0
074 G000000 0
074 H000000 0
074 I000000 0
074 J000000 0
074 K000000 0
074 L000000 3944
074 M000000 16
074 N000000 180983
074 O000000 0
074 P000000 46
074 Q000000 0
074 R010000 0
074 R020000 0
074 R030000 0
074 R040000 201
074 S000000 0
074 T000000 180736
074 U010000 14543
<PAGE> PAGE 5
074 U020000 0
074 V010000 12.43
074 V020000 0.00
074 W000000 0.0000
074 X000000 5813
074 Y000000 0
075 A000000 0
075 B000000 184631
076 000000 0.00
077 A000000 N
SIGNATURE MICHAEL PETRUCELLI
TITLE ASSISTANT TREASURER
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000779131
<NAME> DREYFUS 100% U.S. TREASURY INTERMEDIATE TERM FUND
<MULTIPLIER> 1000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-1996
<PERIOD-END> JUN-30-1997
<INVESTMENTS-AT-COST> 178633
<INVESTMENTS-AT-VALUE> 176659
<RECEIVABLES> 3944
<ASSETS-OTHER> 380
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 180983
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 247
<TOTAL-LIABILITIES> 247
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 203666
<SHARES-COMMON-STOCK> 14543
<SHARES-COMMON-PRIOR> 15157
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (20956)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> (1974)
<NET-ASSETS> 180736
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 7319
<OTHER-INCOME> 0
<EXPENSES-NET> 733
<NET-INVESTMENT-INCOME> 6586
<REALIZED-GAINS-CURRENT> (3206)
<APPREC-INCREASE-CURRENT> (691)
<NET-CHANGE-FROM-OPS> 2689
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (6586)
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 1318
<NUMBER-OF-SHARES-REDEEMED> (2281)
<SHARES-REINVESTED> 349
<NET-CHANGE-IN-ASSETS> (11561)
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> (17750)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 549
<INTEREST-EXPENSE> 1
<GROSS-EXPENSE> 916
<AVERAGE-NET-ASSETS> 184631
<PER-SHARE-NAV-BEGIN> 12.69
<PER-SHARE-NII> .45
<PER-SHARE-GAIN-APPREC> (.26)
<PER-SHARE-DIVIDEND> (.45)
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 12.43
<EXPENSE-RATIO> .008
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>