<TABLE> <S> <C>
<ARTICLE> 5
<LEGEND>
Exhibit 27
This schedule contains summary financial information extracted from FactSet
Research Systems Inc. consolidated statement of financial condition,
consolidated statement of income, and consolidated statement of cash flows for
the period ending May 30, 2000, and is qualified in its entirety by reference to
such financial statements.
</LEGEND>
<CIK> 0001013237
<NAME> FactSet Research Systems Inc.
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 9-MOS
<FISCAL-YEAR-END> AUG-31-2000
<PERIOD-END> MAY-31-2000
<CASH> 42,596
<SECURITIES> 22,874
<RECEIVABLES> 18,070
<ALLOWANCES> 1,095
<INVENTORY> 0
<CURRENT-ASSETS> 92,527
<PP&E> 21,658
<DEPRECIATION> 8,705
<TOTAL-ASSETS> 118,557
<CURRENT-LIABILITIES> 22,030
<BONDS> 0
0
0
<COMMON> 329
<OTHER-SE> 96,010
<TOTAL-LIABILITY-AND-EQUITY> 118,557
<SALES> 97,064
<TOTAL-REVENUES> 97,064
<CGS> 0
<TOTAL-COSTS> 71,705
<OTHER-EXPENSES> 0
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 0
<INCOME-PRETAX> 27,704
<INCOME-TAX> 9,714
<INCOME-CONTINUING> 17,990
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 17,990
<EPS-BASIC> .56<F1>
<EPS-DILUTED> .52
<FN>
<F1> FOR PURPOSES OF THIS STATEMENT, PRIMARY MEANS BASIC.
</FN>
</TABLE>