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001 A000000 MAIRS AND POWER GROWTH FUND, INC.
001 B000000 811-802
001 C000000 6122228478
002 A000000 332 MINNESOTA ST., SUITE W-2062
002 B000000 ST. PAUL
002 C000000 MN
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002 D020000 1363
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019 B000000 0
020 A000001 DAIN BOSWORTH, INCORPORATED
020 B000001 41-0212020
020 C000001 154
020 A000002 PIPER JAFFRAY & HOPWOOD, INC.
020 B000002 41-0688685
020 C000002 120
020 A000003 GOLDMAN, SACHS & CO.
020 B000003 13-5108880
020 C000003 69
020 A000004 MORGAN STANLEY & CO., INCORPORATED
020 B000004 13-2655998
020 C000004 38
020 A000005 SMITH BARNEY SHEARSON
020 B000005 13-2919773
020 C000005 36
020 A000006 PRINCIPAL FINANCIAL SECURITIES, INC.
020 B000006 75-0839696
<PAGE> PAGE 2
020 C000006 35
020 A000007 PAINE WEBBER, INCORPORATED
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022 A000001 PIPER JAFFRAY & HOPWOOD, INC.
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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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SIGNATURE GEORGE A. MAIRS, III
TITLE PRESIDENT
<TABLE> <S> <C>
<PAGE>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM ANNUAL
REPORT DATED DECEMBER 31, 1997 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO
SUCH FINANCIAL STATEMENTS.
</LEGEND>
<S> <C>
<PERIOD-TYPE> 12-MOS
<FISCAL-YEAR-END> DEC-31-1997
<PERIOD-START> JAN-01-1997
<PERIOD-END> DEC-31-1997
<INVESTMENTS-AT-COST> 267757832
<INVESTMENTS-AT-VALUE> 390570546
<RECEIVABLES> 418171
<ASSETS-OTHER> 0
<OTHER-ITEMS-ASSETS> 22023359
<TOTAL-ASSETS> 413012076
<PAYABLE-FOR-SECURITIES> 161200
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 260257
<TOTAL-LIABILITIES> 421457
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 289645877
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<REALIZED-GAINS-CURRENT> 8848249
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</TABLE>
