<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THE GUARDIAN PARK AVENUE FUND CLASS A
This schedule contains financial information extracted from the "Semiannual
Report to Shareholders" dated June 30, 2000, and is qualified in its entirety by
reference to such financial statements.
</LEGEND>
<CIK> 0000837910
<NAME> THE PARK AVENUE PORTFOLIO
<SERIES>
<NUMBER> 011
<NAME> THE GUARDIAN PARK AVENUE FUND CLASS A
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-END> JUN-30-2000
<INVESTMENTS-AT-COST> 2,645,755
<INVESTMENTS-AT-VALUE> 3,937,927
<RECEIVABLES> 74,195
<ASSETS-OTHER> 5
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 4,012,127
<PAYABLE-FOR-SECURITIES> 45,235
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 14,402
<TOTAL-LIABILITIES> 59,637
<SENIOR-EQUITY> 648
<PAID-IN-CAPITAL-COMMON> 2,319,185
<SHARES-COMMON-STOCK> 55,661<F1>
<SHARES-COMMON-PRIOR> 56,122<F1>
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 6,050
<ACCUMULATED-NET-GAINS> 346,535
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 1,292,172
<NET-ASSETS> 3,402,685<F1>
<DIVIDEND-INCOME> 6,103
<INTEREST-INCOME> 5,040
<OTHER-INCOME> 0
<EXPENSES-NET> 17,462
<NET-INVESTMENT-INCOME> (6,319)
<REALIZED-GAINS-CURRENT> 210,295
<APPREC-INCREASE-CURRENT> (92,123)
<NET-CHANGE-FROM-OPS> 118,173
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 11,052<F1>
<NUMBER-OF-SHARES-REDEEMED> (11,513)<F1>
<SHARES-REINVESTED> 0
<NET-CHANGE-IN-ASSETS> 110,004
<ACCUMULATED-NII-PRIOR> 269
<ACCUMULATED-GAINS-PRIOR> 136,239
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 9,763
<INTEREST-EXPENSE> 4
<GROSS-EXPENSE> 17,462
<AVERAGE-NET-ASSETS> 3,394,978<F1>
<PER-SHARE-NAV-BEGIN> 59.42<F1>
<PER-SHARE-NII> (0.06)<F1>
<PER-SHARE-GAIN-APPREC> 1.77<F1>
<PER-SHARE-DIVIDEND> 0
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 61.13<F1>
<EXPENSE-RATIO> 0.78<F1>
<FN>
<F1>Class A only. All other data are on a fund level.
</FN>
</TABLE>
