<TABLE> <S> <C>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE JUNE 30,
2000 FORM 10-Q OF JOHNS MANVILLE CORPORATION AND IS QUALIFIED IN ITS ENTIRETY BY
REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> JAN-01-2000
<PERIOD-END> JUN-30-2000
<CASH> 64,695
<SECURITIES> 144
<RECEIVABLES> 331,085
<ALLOWANCES> 2,740
<INVENTORY> 158,995
<CURRENT-ASSETS> 575,339
<PP&E> 1,811,448
<DEPRECIATION> 742,981
<TOTAL-ASSETS> 2,319,746
<CURRENT-LIABILITIES> 399,416
<BONDS> 472,484
0
0
<COMMON> 1,647
<OTHER-SE> 944,750
<TOTAL-LIABILITY-AND-EQUITY> 2,319,746
<SALES> 1,071,185
<TOTAL-REVENUES> 1,071,185
<CGS> 777,454
<TOTAL-COSTS> 777,454
<OTHER-EXPENSES> 0
<LOSS-PROVISION> 1,306
<INTEREST-EXPENSE> 14,640
<INCOME-PRETAX> 144,155
<INCOME-TAX> 54,172
<INCOME-CONTINUING> 89,983
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 89,983
<EPS-BASIC> .61
<EPS-DILUTED> .60
</TABLE>