<ARTICLE>        UT
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
FINANCIAL STATEMENTS OF ENERGEN CORPORATION FOR THE THREE MONTHS ENDED
DECEMBER 31, 1999, AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH
FINANCIAL STATEMENTS.
</LEGEND>
<CIK>            0000277595
<NAME>           ENERGEN CORPORATION
<MULTIPLIER>     1,000

                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>               SEP-30-2000
<PERIOD-END>                    DEC-31-1999
<BOOK-VALUE>                       PER-BOOK
<TOTAL-NET-UTILITY-PLANT>           319,551
<OTHER-PROPERTY-AND-INVEST>         542,308
<TOTAL-CURRENT-ASSETS>              153,217
<TOTAL-DEFERRED-CHARGES>             27,979
<OTHER-ASSETS>                            0
<TOTAL-ASSETS>                    1,043,055
<COMMON>                                301
<CAPITAL-SURPLUS-PAID-IN>           212,926
<RETAINED-EARNINGS>                 156,750
<TOTAL-COMMON-STOCKHOLDERS-EQ>      369,928
<PREFERRED-MANDATORY>                     0
<PREFERRED>                               0
<LONG-TERM-DEBT-NET>                367,175
<SHORT-TERM-NOTES>                  147,018
<LONG-TERM-NOTES-PAYABLE>                 0
<COMMERCIAL-PAPER-OBLIGATIONS>            0
<LONG-TERM-DEBT-CURRENT-PORT>         6,605
<PREFERRED-STOCK-CURRENT>                 0
<CAPITAL-LEASE-OBLIGATIONS>               0
<LEASES-CURRENT>                          0
<OTHER-ITEMS-CAPITAL-AND-LIAB>      152,329
<TOT-CAPITALIZATION-AND-LIAB>     1,043,055
<GROSS-OPERATING-REVENUE>           129,009
<INCOME-TAX-EXPENSE>                  1,272
<OTHER-OPERATING-EXPENSES>          109,615
<TOTAL-OPERATING-EXPENSES>          110,887
<OPERATING-INCOME-LOSS>              19,394
<OTHER-INCOME-NET>                  (8,986)
<INCOME-BEFORE-INTEREST-EXPEN>       18,574
<TOTAL-INTEREST-EXPENSE>              9,438
<NET-INCOME>                          9,136
<PREFERRED-STOCK-DIVIDENDS>               0
<EARNINGS-AVAILABLE-FOR-COMM>         9,136
<COMMON-STOCK-DIVIDENDS>              4,959
<TOTAL-INTEREST-ON-BONDS>             6,801
<CASH-FLOW-OPERATIONS>                1,081
<EPS-BASIC>                             0.3
<EPS-DILUTED>                           0.3