<PAGE> PAGE 1
000 A000000 06/30/97
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 82
020 A000002 LEHMAN BROTHERS CO.
020 B000002 132518466
020 C000002 68
020 A000003 MERRILL LYNCH & CO.
020 B000003 135674085
020 C000003 49
020 A000004 BEAR, STEARNS & CO.
020 B000004 133299429
020 C000004 43
020 A000005 MORGAN STANLEY & CO.
020 B000005 132655998
020 C000005 39
020 A000006 MORGAN (JP) SECURITIES
020 B000006 133224016
020 C000006 35
020 A000007 FIRST BOSTON CORP.
020 B000007 135659485
020 C000007 30
020 A000008 MONTGOMERY SECURITIES
020 B000008 941701676
020 C000008 21
020 A000009 SMITH BARNEY SHEARSON
020 B000009 131912900
020 C000009 19
020 A000010 BERNSTEIN (SANFORD C)
020 B000010 132625874
<PAGE> PAGE 2
020 C000010 18
021 000000 540
022 A000001 GOLDMAN, SACHS & CO.
022 B000001 135108880
022 C000001 8016
022 D000001 5215
022 A000002 BEAR, STEARNS & CO.
022 B000002 133299429
022 C000002 6032
022 D000002 0
022 A000003 SCHRODER WERTHEIM & CO.
022 B000003 132697272
022 C000003 0
022 D000003 5465
022 A000004 FIRST BOSTON CORP.
022 B000004 135659485
022 C000004 4132
022 D000004 1325
022 A000005 SALOMON BROTHERS
022 B000005 133082694
022 C000005 0
022 D000005 4678
022 A000006 MORGAN STANLEY & CO., INC.
022 B000006 132655998
022 C000006 0
022 D000006 4334
022 A000007 ADAMS, HARKNESS & HILL
022 B000007 042149932
022 C000007 3930
022 D000007 0
022 A000008 SMITH BARNEY, SHEARSON
022 B000008 131912900
022 C000008 637
022 D000008 3041
022 A000009 LEHMAN BROTHERS
022 B000009 132518466
022 C000009 0
022 D000009 3263
022 A000010 SOUNDVIEW FINANCIAL GROUP
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022 C000010 2036
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025 B000001 132655998
025 C000001 E
025 D000001 6274
025 A000002 DELETE
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<PAGE> PAGE 3
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<PAGE> PAGE 4
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<PAGE> PAGE 5
074 I000000 0
074 J000000 6813
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074 O000000 13668
074 P000000 328
074 Q000000 0
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074 R040000 3105
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077 A000000 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 THE COLUMBIA FUNDS DATED 06/30/97, AND THE
AUDITED ANNUAL REPORT OF THE COLUMBIA FUNDS DATED 12/31/96, AND IS QUALIFIED IN
ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000876606
<NAME> COLUMBIA COMMON STOCK FUND, INC.
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-1997
<PERIOD-START> JAN-01-1997
<PERIOD-END> JUN-30-1997
<INVESTMENTS-AT-COST> 491,243,573
<INVESTMENTS-AT-VALUE> 611,938,013
<RECEIVABLES> 7,945,083
<ASSETS-OTHER> 0
<OTHER-ITEMS-ASSETS> 71,289,433
<TOTAL-ASSETS> 691,172,529
<PAYABLE-FOR-SECURITIES> 13,668,282
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 3,432,284
<TOTAL-LIABILITIES> 17,100,566
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 523,418,532
<SHARES-COMMON-STOCK> 30,249,024
<SHARES-COMMON-PRIOR> 27,863,379
<ACCUMULATED-NII-CURRENT> 1,399,513
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 28,559,478
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 120,694,440
<NET-ASSETS> 674,071,963
<DIVIDEND-INCOME> 5,658,723
<INTEREST-INCOME> 914,892
<OTHER-INCOME> 0
<EXPENSES-NET> 2,264,611
<NET-INVESTMENT-INCOME> 4,309,004
<REALIZED-GAINS-CURRENT> 28,501,091
<APPREC-INCREASE-CURRENT> 59,806,331
<NET-CHANGE-FROM-OPS> 92,616,426
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 3,810,649
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 5,252,800
<NUMBER-OF-SHARES-REDEEMED> 3,044,180
<SHARES-REINVESTED> 177,025
<NET-CHANGE-IN-ASSETS> 137,312,161
<ACCUMULATED-NII-PRIOR> 901,158
<ACCUMULATED-GAINS-PRIOR> 58,387
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 1,786,129
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 2,264,611
<AVERAGE-NET-ASSETS> 597,492,079
<PER-SHARE-NAV-BEGIN> 19.26
<PER-SHARE-NII> .14
<PER-SHARE-GAIN-APPREC> 3.01
<PER-SHARE-DIVIDEND> .13
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 22.28
<EXPENSE-RATIO> .76
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
