WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000861469
<NAME> Federated Index Trust
<SERIES>
<NUMBER> 020
<NAME> Federated Mid-Cap Fund
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> Oct-31-2000
<PERIOD-END> Apr-30-2000
<INVESTMENTS-AT-COST> 124,831,340
<INVESTMENTS-AT-VALUE> 144,268,319
<RECEIVABLES> 345,528
<ASSETS-OTHER> 0
<OTHER-ITEMS-ASSETS> 190,656
<TOTAL-ASSETS> 144,804,503
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 26,662
<TOTAL-LIABILITIES> 26,662
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 111,288,029
<SHARES-COMMON-STOCK> 7,741,168
<SHARES-COMMON-PRIOR> 6,245,461
<ACCUMULATED-NII-CURRENT> 166,980
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 13,889,966
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 19,432,866
<NET-ASSETS> 144,777,841
<DIVIDEND-INCOME> 652,841
<INTEREST-INCOME> 419,509
<OTHER-INCOME> 0
<EXPENSES-NET> (389,389)
<NET-INVESTMENT-INCOME> 682,961
<REALIZED-GAINS-CURRENT> 13,943,879
<APPREC-INCREASE-CURRENT> 8,913,277
<NET-CHANGE-FROM-OPS> 23,540,117
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (655,913)
<DISTRIBUTIONS-OF-GAINS> (15,616,630)
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 3,423,396
<NUMBER-OF-SHARES-REDEEMED> (2,606,987)
<SHARES-REINVESTED> 679,298
<NET-CHANGE-IN-ASSETS> 34,678,188
<ACCUMULATED-NII-PRIOR> 139,932
<ACCUMULATED-GAINS-PRIOR> 15,562,717
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 257,702
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 531,125
<AVERAGE-NET-ASSETS> 129,559,095
<PER-SHARE-NAV-BEGIN> 17.630
<PER-SHARE-NII> 0.080
<PER-SHARE-GAIN-APPREC> 3.290
<PER-SHARE-DIVIDEND> (0.080)
<PER-SHARE-DISTRIBUTIONS> (2.220)
<RETURNS-OF-CAPITAL> 0.000
<PER-SHARE-NAV-END> 18.700
<EXPENSE-RATIO> 0.60
[AVG-DEBT-OUTSTANDING] 0
[AVG-DEBT-PER-SHARE] 0.000
</TABLE>