<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
This schedule contains summary financial information extracted from the 2000
Harbor Fund Semi-Annual Report to Shareholders on Form N30-D (File No.
811-04676) and is qualified in its entirety by reference to such financial
statements.
</LEGEND>
<SERIES>
<NUMBER> 1
<NAME> HARBOR GROWTH FUND
<MULTIPLIER> 1000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-2000
<PERIOD-START> NOV-01-1999
<PERIOD-END> APR-30-2000
<INVESTMENTS-AT-COST> 172,697
<INVESTMENTS-AT-VALUE> 268,565
<RECEIVABLES> 1,721
<ASSETS-OTHER> 36
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 270,322
<PAYABLE-FOR-SECURITIES> 3,466
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 357
<TOTAL-LIABILITIES> 3,823
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 157,973
<SHARES-COMMON-STOCK> 11,289
<SHARES-COMMON-PRIOR> 8,290
<ACCUMULATED-NII-CURRENT> 61
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 12,598
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 95,867
<NET-ASSETS> 266,499
<DIVIDEND-INCOME> 28
<INTEREST-INCOME> 1,053
<OTHER-INCOME> 0
<EXPENSES-NET> 1,020
<NET-INVESTMENT-INCOME> 61
<REALIZED-GAINS-CURRENT> 12,598
<APPREC-INCREASE-CURRENT> 42,502
<NET-CHANGE-FROM-OPS> 55,161
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> (10,441)
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 4,270
<NUMBER-OF-SHARES-REDEEMED> (1,746)
<SHARES-REINVESTED> 475
<NET-CHANGE-IN-ASSETS> 121,250
<ACCUMULATED-NII-PRIOR> (572)
<ACCUMULATED-GAINS-PRIOR> 11,014
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 898
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 1,025
<AVERAGE-NET-ASSETS> 241,934
<PER-SHARE-NAV-BEGIN> 17.52
<PER-SHARE-NII> 0.01
<PER-SHARE-GAIN-APPREC> 7.28
<PER-SHARE-DIVIDEND> 0
<PER-SHARE-DISTRIBUTIONS> (1.20)
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 23.61
<EXPENSE-RATIO> 0.85
</TABLE>
