<TABLE> <S> <C>
<ARTICLE> 5
<LEGEND>
THE SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
COMPANY'S FORM 10-Q FOR THE FISCAL QUARTER ENDED JUNE 24, 2000 AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS
</LEGEND>
<CIK> 0000089439
<NAME> MUELLER INDUSTRIES, INC.
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-30-2000
<PERIOD-END> JUN-24-2000
<CASH> 136,985
<SECURITIES> 0
<RECEIVABLES> 203,396
<ALLOWANCES> 5,021
<INVENTORY> 130,224
<CURRENT-ASSETS> 476,298
<PP&E> 496,658
<DEPRECIATION> 146,223
<TOTAL-ASSETS> 946,067
<CURRENT-LIABILITIES> 161,586
<BONDS> 112,220
0
0
<COMMON> 401
<OTHER-SE> 603,153
<TOTAL-LIABILITY-AND-EQUITY> 946,067
<SALES> 630,933
<TOTAL-REVENUES> 630,933
<CGS> 474,307
<TOTAL-COSTS> 474,307
<OTHER-EXPENSES> 67,391
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 4,923
<INCOME-PRETAX> 89,267
<INCOME-TAX> 32,939
<INCOME-CONTINUING> 56,328
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 56,328
<EPS-BASIC> 1.63
<EPS-DILUTED> 1.46