<TABLE> <S> <C>
<ARTICLE> 6
<RESTATED>
<CIK> 0000106444
<NAME> VANGUARD FIXED INCOME SECURITIES FUNDS
<SERIES>
<NUMBER> 06
<NAME> VANGUARD SHORT-TERM FEDERAL FUND
<MULTIPLIER> 1,000
<CURRENCY> US
<S> <C>
<PERIOD-TYPE> 6-MOS
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<PERIOD-END> JUL-31-2000
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<NUMBER-OF-SHARES-REDEEMED> 26513
<SHARES-REINVESTED> 3793
<NET-CHANGE-IN-ASSETS> (36908)
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</TABLE>
