<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONDENSED STATEMENT OF OPERATIONS, CONDENSED BALANCE SHEETS AND CONDENSED
STATEMENTS OF CASH FLOWS INCLUDED IN AES RED OAK, L.L.C.'S FORM 10-Q FOR
THE FISCAL QUARTER ENDING JUNE 30, 2000, AND IS QUALIFIED IN ITS ENTIRETY
BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> OTHER
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> MAR-15-2000
<PERIOD-END> JUN-30-2000
<CASH> 43
<SECURITIES> 0
<RECEIVABLES> 0
<ALLOWANCES> 0
<INVENTORY> 0
<CURRENT-ASSETS> 5,402
<PP&E> 324,505
<DEPRECIATION> 0
<TOTAL-ASSETS> 388,733
<CURRENT-LIABILITIES> 5,358
<BONDS> 384,000
0
0
<COMMON> 0
<OTHER-SE> 0
<TOTAL-LIABILITY-AND-EQUITY> 388,733
<SALES> 0
<TOTAL-REVENUES> 0
<CGS> 0
<TOTAL-COSTS> 0
<OTHER-EXPENSES> 0
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 1,207
<INCOME-PRETAX> 0
<INCOME-TAX> 0
<INCOME-CONTINUING> 0
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> (625)
<EPS-BASIC> 0
<EPS-DILUTED> 0
</TABLE>