SAFECO MONEY MARKET TRUSTS
NSAR-A, 1998-08-26
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<PAGE>      PAGE  1
000 A000000 06/30/98
000 C000000 356822
000 D000000 N
000 E000000 NF
000 F000000 Y
000 G000000 N
000 H000000 N
000 I000000 3.0
000 J000000 A
001 A000000 SAFECO MONEY MARKET TRUST
001 B000000 811-3347
001 C000000 4253768213
002 A000000 10865 NE WILLOWS ROAD
002 B000000 REDMOND
002 C000000 WA
002 D010000 98052
002 D020000 0000
003  000000 N
004  000000 N
005  000000 N
006  000000 N
007 A000000 Y
007 B000000  2
007 C010100  1
007 C020100 SAFECO MONEY MARKET FUND
007 C030100 N
007 C010200  2
007 C020200 SAFECO TAX-FREE MONEY MARKET FUND
007 C030200 N
007 C010300  3
007 C010400  4
007 C010500  5
007 C010600  6
007 C010700  7
007 C010800  8
007 C010900  9
007 C011000 10
008 A00AA01 SAFECO ASSET MANAGEMENT COMPANY
008 B00AA01 A
008 C00AA01 801-8254
008 D01AA01 SEATTLE
008 D02AA01 WA
008 D03AA01 98185
011 A00AA01 SAFECO SECURITIES, INC.
011 B00AA01 8-13470
011 C01AA01 SEATTLE
011 C02AA01 WA
011 C03AA01 98185
012 A00AA01 SAFECO SERVICES CORP.
012 B00AA01 84-00138
012 C01AA01 SEATTLE
<PAGE>      PAGE  2
012 C02AA01 WA
012 C03AA01 98185
013 A00AA01 ERNST & YOUNG, LLP
013 B01AA01 SEATTLE
013 B02AA01 WA
013 B03AA01 98104
013 B04AA01 4086
015 A00AA01 STATE STREET BANK
015 B00AA01 C
015 C01AA01 BOSTON
015 C02AA01 MA
015 C03AA01 02105
015 E01AA01 X
015 A00AA02 DELETE
018  00AA00 Y
019 A00AA00 Y
019 B00AA00   25
019 C00AA00 SAFECOFUND
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 ASSOCIATES CORP. OF NORTH AMERICA
022 B000001 74-1494554
022 C000001    556873
022 D000001         0
022 A000002 LEHMAN BROTHERS, INC.
022 B000002 13-2518466
022 C000002    125468
022 D000002     20198
022 A000003 MERRILL LYNCH, PIERCE, FENNER & SMITH, INC.
022 B000003 13-5674085
022 C000003    116224
022 D000003     14800
022 A000004 GOLDMAN, SACHS & CO.
022 B000004 13-5108880
022 C000004     64880
022 D000004         0
022 A000005 FEDERATED TAX-EXEMPT MONEY MARKET FUND, INC.
022 B000005 25-6207710
022 C000005     16459
022 D000005     16716
022 A000006 CREDIT SUISSE FIRST BOSTON CORP.
022 B000006 13-5659485
<PAGE>      PAGE  3
022 C000006     29532
022 D000006         0
022 A000007 BA SECURITIES, INC.
022 B000007 95-4035346
022 C000007     27657
022 D000007         0
022 A000008 MORGAN STANLEY & CO. INCORPORATED
022 B000008 13-2655998
022 C000008     22524
022 D000008      4480
022 A000009 FORD MOTOR CREDIT CO.
022 B000009 38-1612444
022 C000009     23949
022 D000009         0
022 A000010 HELLER FINANCIAL, INC.
022 B000010 36-1208070
022 C000010     19910
022 D000010         0
023 C000000    1198843
023 D000000      65294
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054 E00AA00 N
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054 G00AA00 Y
054 H00AA00 Y
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054 J00AA00 Y
054 K00AA00 N
054 L00AA00 Y
054 M00AA00 Y
054 N00AA00 N
054 O00AA00 Y
055 A00AA00 N
<PAGE>      PAGE  4
055 B00AA00 N
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<PAGE>      PAGE  5
086 A02AA00      0
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024  000100 Y
025 A000101 MERRILL LYNCH, PIERCE, FENNER & SMITH, INC.
025 B000101 13-5674085
025 C000101 D
025 D000101    9794
025 A000102 GOLDMAN SACHS AND COMPANY
025 B000102 13-5108880
025 C000102 D
025 D000102    8000
025 A000103 SHEARSON LEHMAN HUTTON HOLDING, INC.
025 B000103 13-2518466
025 C000103 D
025 D000103    8000
025 A000104 SALOMON SMITH BARNEY HOLDINGS, INC.
025 B000104 13-1912900
025 C000104 D
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<PAGE>      PAGE  6
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<PAGE>      PAGE  7
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070 D020100 N
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070 E020100 N
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070 F020100 N
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070 G020100 N
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070 H020100 N
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070 I020100 N
<PAGE>      PAGE  8
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<PAGE>      PAGE  9
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<PAGE>      PAGE  10
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<PAGE>      PAGE  11
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<PAGE>      PAGE  12
070 A010200 Y
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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
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070 K010200 Y
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070 L010200 N
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070 M010200 N
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<PAGE>      PAGE  14
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SIGNATURE   DAVID F. HILL                                
TITLE       PRESIDENT           
 

WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

EXPORT
<CIK> 0000356822
<NAME> SAFECO MONEY MARKET TRUST
<SERIES>
   <NUMBER> 1
   <NAME> SAFECO MONEY MARKET FUND NO-LOAD
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<S>                             <C>
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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000356822
<NAME> SAFECO MONEY MARKET TRUST
<SERIES>
   <NUMBER> 1
   <NAME> SAFECO MONEY MARKET FUND CLASS A
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<S>                             <C>
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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000356822
<NAME> SAFECO MONEY MARKET TRUST
<SERIES>
   <NUMBER> 1
   <NAME> SAFECO MONEY MARKET FUND CLASS B
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
       
<S>                             <C>
<PERIOD-TYPE>                   ANNUAL
<FISCAL-YEAR-END>                         DEC-31-1998
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<PERIOD-END>                             JUNE-30-1998
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<INVESTMENTS-AT-COST>                        186,201
<INVESTMENTS-AT-VALUE>                       186,201
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<DIVIDEND-INCOME>                                  0
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<NET-INVESTMENT-INCOME>                        4,323
<REALIZED-GAINS-CURRENT>                           0
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<NET-CHANGE-FROM-OPS>                          4,323
<EQUALIZATION>                                     0
<DISTRIBUTIONS-OF-INCOME>                     (4,323)
<DISTRIBUTIONS-OF-GAINS>                           0
<DISTRIBUTIONS-OTHER>                              0
<NUMBER-OF-SHARES-SOLD>                          931
<NUMBER-OF-SHARES-REDEEMED>                   (1,027)
<SHARES-REINVESTED>                                5
<NET-CHANGE-IN-ASSETS>                         2,081
<ACCUMULATED-NII-PRIOR>                            0
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<INTEREST-EXPENSE>                                 0
<GROSS-EXPENSE>                                  265
<AVERAGE-NET-ASSETS>                         178,731
<PER-SHARE-NAV-BEGIN>                           1.00
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<PER-SHARE-GAIN-APPREC>                         0.00
<PER-SHARE-DIVIDEND>                           (0.02)
<PER-SHARE-DISTRIBUTIONS>                       0.00
<RETURNS-OF-CAPITAL>                               0
<PER-SHARE-NAV-END>                             1.00
<EXPENSE-RATIO>                                 0.96
<AVG-DEBT-OUTSTANDING>                             0
<AVG-DEBT-PER-SHARE>                            0.00
        


</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000356822
<NAME> SAFECO MONEY MARKET TRUST
<SERIES>
   <NUMBER> 2
   <NAME> SAFECO TAX-FREE MONEY MARKET FUND
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
       
<S>                             <C>
<PERIOD-TYPE>                   SEMI-ANNUAL
<FISCAL-YEAR-END>                         DEC-31-1998
<PERIOD-START>                            JAN-01-1998
<PERIOD-END>                             JUNE-30-1998
<EXCHANGE-RATE>                                    1
<INVESTMENTS-AT-COST>                         77,113
<INVESTMENTS-AT-VALUE>                        77,113
<RECEIVABLES>                                    872
<ASSETS-OTHER>                                     0
<OTHER-ITEMS-ASSETS>                               0
<TOTAL-ASSETS>                                77,985
<PAYABLE-FOR-SECURITIES>                           0
<SENIOR-LONG-TERM-DEBT>                            0
<OTHER-ITEMS-LIABILITIES>                      2,264
<TOTAL-LIABILITIES>                            2,264
<SENIOR-EQUITY>                                    0
<PAID-IN-CAPITAL-COMMON>                      75,721
<SHARES-COMMON-STOCK>                         75,721
<SHARES-COMMON-PRIOR>                         75,437
<ACCUMULATED-NII-CURRENT>                          0
<OVERDISTRIBUTION-NII>                             0
<ACCUMULATED-NET-GAINS>                            0
<OVERDISTRIBUTION-GAINS>                           0
<ACCUM-APPREC-OR-DEPREC>                           0
<NET-ASSETS>                                  75,721
<DIVIDEND-INCOME>                                  0
<INTEREST-INCOME>                              1,422
<OTHER-INCOME>                                     0
<EXPENSES-NET>                                   241
<NET-INVESTMENT-INCOME>                        1,181
<REALIZED-GAINS-CURRENT>                           0
<APPREC-INCREASE-CURRENT>                          0
<NET-CHANGE-FROM-OPS>                          1,181
<EQUALIZATION>                                     0
<DISTRIBUTIONS-OF-INCOME>                     (1,181)
<DISTRIBUTIONS-OF-GAINS>                           0
<DISTRIBUTIONS-OTHER>                              0
<NUMBER-OF-SHARES-SOLD>                       39,768
<NUMBER-OF-SHARES-REDEEMED>                  (40,564)
<SHARES-REINVESTED>                            1,079
<NET-CHANGE-IN-ASSETS>                           284
<ACCUMULATED-NII-PRIOR>                            0
<ACCUMULATED-GAINS-PRIOR>                          0
<OVERDISTRIB-NII-PRIOR>                            0
<OVERDIST-NET-GAINS-PRIOR>                         0
<GROSS-ADVISORY-FEES>                            192
<INTEREST-EXPENSE>                                 0
<GROSS-EXPENSE>                                   49
<AVERAGE-NET-ASSETS>                          77,434
<PER-SHARE-NAV-BEGIN>                           1.00
<PER-SHARE-NII>                                 0.02
<PER-SHARE-GAIN-APPREC>                         0.00
<PER-SHARE-DIVIDEND>                           (0.02)
<PER-SHARE-DISTRIBUTIONS>                       0.00
<RETURNS-OF-CAPITAL>                               0
<PER-SHARE-NAV-END>                             1.00
<EXPENSE-RATIO>                                 0.63
<AVG-DEBT-OUTSTANDING>                             0
<AVG-DEBT-PER-SHARE>                            0.00
        


</TABLE>


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