<TABLE> <S> <C>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM FORRESTER
RESEARCH, INC.'S DECEMBER 31, 1999 CONSOLIDATED FINANCIAL STATEMENTS AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS CONTAINED
IN FORM 10-K.
</LEGEND>
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<CURRENCY> US DOLLARS
<S> <C>
<PERIOD-TYPE> 3-MOS
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<PERIOD-START> APR-01-2000
<PERIOD-END> JUN-30-2000
<EXCHANGE-RATE> 1
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<SECURITIES> 144,305
<RECEIVABLES> 27,769
<ALLOWANCES> 776
<INVENTORY> 0
<CURRENT-ASSETS> 210,964
<PP&E> 26,258
<DEPRECIATION> 10,697
<TOTAL-ASSETS> 238,251
<CURRENT-LIABILITIES> 101,142
<BONDS> 0
0
0
<COMMON> 211
<OTHER-SE> 238,040
<TOTAL-LIABILITY-AND-EQUITY> 238,251
<SALES> 0
<TOTAL-REVENUES> 38,280
<CGS> 0
<TOTAL-COSTS> 11,674
<OTHER-EXPENSES> 20,776
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<INCOME-TAX> 2,926
<INCOME-CONTINUING> 4,876
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<CHANGES> 0
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<EPS-BASIC> 0.23
<EPS-DILUTED> 0.20
</TABLE>