<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED FINANCIAL STATEMENTS OF GREATE BAY CASINO CORPORATION AND
SUBSIDIARIES AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL
STATEMENTS.
</LEGEND>
<CIK> 0000030117
<NAME> GREATE BAY CASINO CORPORATION
<MULTIPLIER> 1,000
<S> <C> <C>
<PERIOD-TYPE> 3-MOS 6-MOS
<FISCAL-YEAR-END> DEC-31-2000 DEC-31-2000
<PERIOD-START> APR-01-2000 JAN-01-2000
<PERIOD-END> JUN-30-2000 JUN-30-2000
<CASH> 4,370 4,370
<SECURITIES> 0 0
<RECEIVABLES> 1,595 1,595
<ALLOWANCES> 28 28
<INVENTORY> 648 648
<CURRENT-ASSETS> 9,294 9,294
<PP&E> 826 826
<DEPRECIATION> 530 530
<TOTAL-ASSETS> 10,319 10,319
<CURRENT-LIABILITIES> 13,439 13,439
<BONDS> 43,455 43,455
0 0
0 0
<COMMON> 519 519
<OTHER-SE> (47,094) (47,094)
<TOTAL-LIABILITY-AND-EQUITY> 10,319 10,319
<SALES> 4,148 4,865
<TOTAL-REVENUES> 4,148 4,865
<CGS> 1,820 2,090
<TOTAL-COSTS> 3,138 4,182
<OTHER-EXPENSES> 866 1,544
<LOSS-PROVISION> 0 0
<INTEREST-EXPENSE> 1,639 3,226
<INCOME-PRETAX> (1,495) (4,087)
<INCOME-TAX> 50 (17)
<INCOME-CONTINUING> (1,545) (4,070)
<DISCONTINUED> 0 0
<EXTRAORDINARY> 0 0
<CHANGES> 0 0
<NET-INCOME> (1,545) (4,070)
<EPS-BASIC> (.30) (.79)
<EPS-DILUTED> (.30) (.79)
</TABLE>