<PAGE> PAGE 1
000 A000000 06/30/95
000 C000000 0876606
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 COLUMBIA COMMON STOCK FUND, INC.
001 B000000 811-6341
001 C000000 5032223600
002 A000000 1301 SW FIFTH AVENUE
002 B000000 PORTLAND
002 C000000 OR
002 D010000 97201
003 000000 N
004 000000 N
005 000000 N
006 000000 N
007 A000000 N
007 B000000 0
020 A000001 GOLDMAN, SACHS & CO.
020 B000001 135108880
020 C000001 26
020 A000002 SHEARSON LEHMAN BROTHERS
020 B000002 132518466
020 C000002 23
020 A000003 MORGAN STANLEY & CO., INC.
020 B000003 132655998
020 C000003 21
020 A000004 WERTHEIM SCHRODER & CO.
020 B000004 132697272
020 C000004 18
020 A000005 SALOMON BROTHERS, INC.
020 B000005 133082694
020 C000005 15
020 A000006 FIRST BOSTON CORP. (THE)
020 B000006 135659485
020 C000006 10
020 A000007 MERRILL LYNCH, PIERCE
020 B000007 135674085
020 C000007 9
020 A000008 INSTINET CORP.
020 B000008 133443395
020 C000008 9
020 A000009 PAINE WEBBER, INC.
020 B000009 132638166
020 C000009 9
020 A000010 COUNTY NATWEST GOVERNMENT
020 B000010 133312778
<PAGE> PAGE 2
020 C000010 5
021 000000 208
022 A000001 GOLDMAN SACHS & CO.
022 B000001 135108880
022 C000001 3410
022 D000001 1251
022 A000002 JEFFERIES & CO., INC.
022 B000002 952622900
022 C000002 2289
022 D000002 0
022 A000003 FIRST BOSTON CORP. (THE)
022 B000003 135659485
022 C000003 1179
022 D000003 0
022 A000004 MORGAN STANLEY & CO., INC.
022 B000004 132655998
022 C000004 1052
022 D000004 0
022 A000005 MERRILL LYNCH, PIERCE
022 B000005 135674085
022 C000005 0
022 D000005 661
022 A000006 WEEDEN & CO.
022 B000006 133364318
022 C000006 612
022 D000006 0
022 A000007 DEAN WITTER REYNOLDS, INC.
022 B000007 941671384
022 C000007 0
022 D000007 346
022 A000008 SMITH BARNEY, SHEARSON
022 B000008 131912900
022 C000008 0
022 D000008 314
022 A000009 TROSTER SINGER
022 B000009 135515160
022 C000009 286
022 D000009 0
022 A000010 UBS SECURITIES, INC.
022 B000010 132932996
022 C000010 250
022 D000010 0
023 C000000 9271
023 D000000 2571
024 000000 N
025 A000001 DELETE
025 D000001 0
025 D000002 0
025 D000003 0
025 D000004 0
025 D000005 0
<PAGE> PAGE 3
025 D000006 0
025 D000007 0
025 D000008 0
028 A010000 7515
028 A020000 0
028 A030000 0
028 A040000 4177
028 B010000 14736
028 B020000 0
028 B030000 0
028 B040000 1538
028 C010000 16288
028 C020000 590
028 C030000 0
028 C040000 1923
028 D010000 5775
028 D020000 0
028 D030000 0
028 D040000 1540
028 E010000 7465
028 E020000 0
028 E030000 0
028 E040000 2221
028 F010000 22199
028 F020000 813
028 F030000 0
028 F040000 1926
028 G010000 73978
028 G020000 1403
028 G030000 0
028 G040000 13325
028 H000000 0
062 A000000 N
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 0.0
062 N000000 0.0
062 O000000 0.0
062 P000000 0.0
062 Q000000 0.0
062 R000000 0.0
071 A000000 89129
<PAGE> PAGE 4
071 B000000 35305
071 C000000 143787
071 D000000 25
072 A000000 6
072 B000000 564
072 C000000 1721
072 D000000 0
072 E000000 0
072 F000000 479
072 G000000 0
072 H000000 22
072 I000000 68
072 J000000 8
072 K000000 15
072 L000000 10
072 M000000 2
072 N000000 18
072 O000000 0
072 P000000 0
072 Q000000 0
072 R000000 9
072 S000000 1
072 T000000 0
072 U000000 0
072 V000000 0
072 W000000 5
072 X000000 637
072 Y000000 0
072 Z000000 1648
072AA000000 4460
072BB000000 1483
072CC010000 15432
072CC020000 0
072DD010000 1438
072DD020000 0
072EE000000 0
073 A010000 0.1300
073 A020000 0.0000
073 B000000 0.0000
073 C000000 0.0000
074 A000000 0
074 B000000 17093
074 C000000 0
074 D000000 0
074 E000000 1940
074 F000000 186211
074 G000000 0
074 H000000 0
074 I000000 0
074 J000000 0
074 K000000 0
<PAGE> PAGE 5
074 L000000 697
074 M000000 0
074 N000000 205941
074 O000000 548
074 P000000 98
074 Q000000 0
074 R010000 0
074 R020000 0
074 R030000 0
074 R040000 357
074 S000000 0
074 T000000 204938
074 U010000 12002
074 U020000 0
074 V010000 17.08
074 V020000 0.00
074 W000000 0.0000
074 X000000 12071
074 Y000000 0
075 A000000 0
075 B000000 160448
076 000000 0.00
077 A000000 N
078 000000 N
SIGNATURE GEORGE HANSETH
TITLE SR VICE PRESIDENT
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
UNAUDITED SEMI-ANNUAL REPORT OF COLUMBIA FUNDS DATED JUNE 30, 1995 AND THE
AUDITED ANNUAL REPORT OF COLUMBIA FUNDS DATED DECEMBER 31, 1994 AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-1995
<PERIOD-START> JAN-01-1995
<PERIOD-END> JUN-30-1995
<INVESTMENTS-AT-COST> 164,482,756
<INVESTMENTS-AT-VALUE> 188,151,431
<RECEIVABLES> 696,582
<ASSETS-OTHER> 0
<OTHER-ITEMS-ASSETS> 17,092,633
<TOTAL-ASSETS> 205,940,646
<PAYABLE-FOR-SECURITIES> 547,575
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 454,577
<TOTAL-LIABILITIES> 1,002,152
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 177,945,187
<SHARES-COMMON-STOCK> 12,002,258
<SHARES-COMMON-PRIOR> 8,196,264
<ACCUMULATED-NII-CURRENT> 372,833
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 2,951,799
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 23,668,675
<NET-ASSETS> 204,938,494
<DIVIDEND-INCOME> 1,721,041
<INTEREST-INCOME> 563,985
<OTHER-INCOME> 0
<EXPENSES-NET> 637,209
<NET-INVESTMENT-INCOME> 1,647,817
<REALIZED-GAINS-CURRENT> 2,976,763
<APPREC-INCREASE-CURRENT> 15,431,929
<NET-CHANGE-FROM-OPS> 20,056,509
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 1,437,626
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 4,555,025
<NUMBER-OF-SHARES-REDEEMED> 833,159
<SHARES-REINVESTED> 84,128
<NET-CHANGE-IN-ASSETS> 80,675,205
<ACCUMULATED-NII-PRIOR> 162,642
<ACCUMULATED-GAINS-PRIOR> (24,964)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 479,117
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 637,209
<AVERAGE-NET-ASSETS> 160,448,301
<PER-SHARE-NAV-BEGIN> 15.16
<PER-SHARE-NII> .14
<PER-SHARE-GAIN-APPREC> 1.91
<PER-SHARE-DIVIDEND> .13
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 17.08
<EXPENSE-RATIO> .79
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
