<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
FINANCIAL STATEMENTS OF COST PLUS, INC. FOR THE SIX MONTHS ENDED JULY 29, 2000
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> FEB-03-2001
<PERIOD-START> JAN-30-2000
<PERIOD-END> JUL-29-2000
<CASH> 16,964
<SECURITIES> 0
<RECEIVABLES> 0
<ALLOWANCES> 0
<INVENTORY> 95,352
<CURRENT-ASSETS> 121,909
<PP&E> 126,646
<DEPRECIATION> 56,324
<TOTAL-ASSETS> 204,418
<CURRENT-LIABILITIES> 36,230
<BONDS> 0
0
0
<COMMON> 208
<OTHER-SE> 146,590
<TOTAL-LIABILITY-AND-EQUITY> 204,418
<SALES> 185,003
<TOTAL-REVENUES> 185,003
<CGS> 121,579
<TOTAL-COSTS> 180,643
<OTHER-EXPENSES> 0
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 127
<INCOME-PRETAX> 4,233
<INCOME-TAX> 1,651
<INCOME-CONTINUING> 2,582
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 2,582
<EPS-BASIC> .13
<EPS-DILUTED> .12
</TABLE>