<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000105563
<NAME> VANGUARD WELLINGTON FUND
<MULTIPLIER> 1000
<CURRENCY> US
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> NOV-30-2000
<PERIOD-START> DEC-01-1999
<PERIOD-END> MAY-31-2000
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 18913478
<INVESTMENTS-AT-VALUE> 22946389
<RECEIVABLES> 279591
<ASSETS-OTHER> 9930
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 23235910
<PAYABLE-FOR-SECURITIES> 13002
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 593680
<TOTAL-LIABILITIES> 606682
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 17882164
<SHARES-COMMON-STOCK> 811489
<SHARES-COMMON-PRIOR> 872626
<ACCUMULATED-NII-CURRENT> 145427
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 568726
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 4032911
<NET-ASSETS> 22629228
<DIVIDEND-INCOME> 440780
<INTEREST-INCOME> 41623
<OTHER-INCOME> 2210
<EXPENSES-NET> 35418
<NET-INVESTMENT-INCOME> 449195
<REALIZED-GAINS-CURRENT> 567448
<APPREC-INCREASE-CURRENT> (744039)
<NET-CHANGE-FROM-OPS> 272604
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 547384
<DISTRIBUTIONS-OF-GAINS> 1299612
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 47498
<NUMBER-OF-SHARES-REDEEMED> 172653
<SHARES-REINVESTED> 64018
<NET-CHANGE-IN-ASSETS> (3217085)
<ACCUMULATED-NII-PRIOR> 243616
<ACCUMULATED-GAINS-PRIOR> 1300890
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 4373
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 35777
<AVERAGE-NET-ASSETS> 23615195
<PER-SHARE-NAV-BEGIN> 29.62
<PER-SHARE-NII> .54
<PER-SHARE-GAIN-APPREC> (.13)
<PER-SHARE-DIVIDEND> .64
<PER-SHARE-DISTRIBUTIONS> 1.50
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 27.89
<EXPENSE-RATIO> .30
</TABLE>
