<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM MASCO
CORPORATION'S MARCH 31, 1999 FORM 10-Q AND IS QUALIFIED IN ITS ENTIRETY BY
REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-1999
<PERIOD-START>                             JAN-01-1999
<PERIOD-END>                               MAR-31-1999
<CASH>                                         328,170
<SECURITIES>                                         0
<RECEIVABLES>                                  786,160<F1>
<ALLOWANCES>                                         0
<INVENTORY>                                    572,200
<CURRENT-ASSETS>                             1,747,570
<PP&E>                                       1,183,350<F1>
<DEPRECIATION>                                       0
<TOTAL-ASSETS>                               5,144,630
<CURRENT-LIABILITIES>                          857,480
<BONDS>                                      1,350,220
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                       338,670
<OTHER-SE>                                   2,406,870
<TOTAL-LIABILITY-AND-EQUITY>                 5,144,630
<SALES>                                      1,147,000
<TOTAL-REVENUES>                             1,147,000
<CGS>                                          730,300
<TOTAL-COSTS>                                  730,300
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                              22,800
<INCOME-PRETAX>                                197,300
<INCOME-TAX>                                    73,000
<INCOME-CONTINUING>                            124,300
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   124,300
<EPS-PRIMARY>                                      .37
<EPS-DILUTED>                                      .36
<FN>
<F1>Receivables and property and equipment are presented net of allowances for
doubtful accounts and accumulated depreciation and amortization, respectively.
</FN>