<TABLE> <S> <C>
<ARTICLE> UT
<CIK> 0000079732
<NAME> POTOMAC ELECTRIC POWER COMPANY
<SUBSIDIARY>
<NUMBER> 1
<NAME> PEPCO HOLDINGS, INC.
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-END> JUN-30-2000
<BOOK-VALUE> PER-BOOK
<TOTAL-NET-UTILITY-PLANT> 4,536,400
<OTHER-PROPERTY-AND-INVEST> 0
<TOTAL-CURRENT-ASSETS> 959,000
<TOTAL-DEFERRED-CHARGES> 853,700<F1>
<OTHER-ASSETS> 712,800
<TOTAL-ASSETS> 7,061,900
<COMMON> 118,500
<CAPITAL-SURPLUS-PAID-IN> 883,900<F2>
<RETAINED-EARNINGS> 743,300
<TOTAL-COMMON-STOCKHOLDERS-EQ> 1,745,700
49,500
44,500
<LONG-TERM-DEBT-NET> 2,671,100
<SHORT-TERM-NOTES> 0
<LONG-TERM-NOTES-PAYABLE> 0
<COMMERCIAL-PAPER-OBLIGATIONS> 541,800
<LONG-TERM-DEBT-CURRENT-PORT> 67,500
0
<CAPITAL-LEASE-OBLIGATIONS> 152,900
<LEASES-CURRENT> 20,800
<OTHER-ITEMS-CAPITAL-AND-LIAB> 1,768,100<F3>
<TOT-CAPITALIZATION-AND-LIAB> 7,061,900
<GROSS-OPERATING-REVENUE> 1,182,300
<INCOME-TAX-EXPENSE> 41,400
<OTHER-OPERATING-EXPENSES> 964,900<F4>
<TOTAL-OPERATING-EXPENSES> 1,006,300
<OPERATING-INCOME-LOSS> 176,000
<OTHER-INCOME-NET> 0
<INCOME-BEFORE-INTEREST-EXPEN> 176,000
<TOTAL-INTEREST-EXPENSE> 108,300
<NET-INCOME> 67,700
2,800
<EARNINGS-AVAILABLE-FOR-COMM> 64,900
<COMMON-STOCK-DIVIDENDS> 98,300
<TOTAL-INTEREST-ON-BONDS> 195,700<F5>
<CASH-FLOW-OPERATIONS> 33,400
<EPS-BASIC> $0.55
<EPS-DILUTED> $0.55
<FN>
<F1>Includes $428,700 for Regulatory Assets and $425,000 for Other
Deferred Charges.
<F2>Includes $129,700 reduction for cost of shares of common stock
held in treasury.
<F3>Includes manditorily redeemable preferred securities of subsidiary
trust.
<F4>Includes Loss from Equity Investments of $8,000.
<F5>Total annualized interest costs for all long-term debt and
manditorily redeemable preferred securities of subsidiary trust
outstanding at June 30, 2000.
</FN>
</TABLE>
