<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THE GUARDIAN CASH MANAGEMENT FUND CLASS B
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> 062
<NAME> THE GUARDIAN CASH MANAGEMENT FUND CLASS B
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-END> JUN-30-2000
<INVESTMENTS-AT-COST> 390,418
<INVESTMENTS-AT-VALUE> 390,418
<RECEIVABLES> 6,012
<ASSETS-OTHER> 82
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 396,512
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 11,752
<TOTAL-LIABILITIES> 11,752
<SENIOR-EQUITY> 3,848
<PAID-IN-CAPITAL-COMMON> 380,912
<SHARES-COMMON-STOCK> 10,283<F1>
<SHARES-COMMON-PRIOR> 13,782<F1>
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 0
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 0
<NET-ASSETS> 10,283<F1>
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 11,863
<OTHER-INCOME> 0
<EXPENSES-NET> 1,647
<NET-INVESTMENT-INCOME> 10,216
<REALIZED-GAINS-CURRENT> 0
<APPREC-INCREASE-CURRENT> 0
<NET-CHANGE-FROM-OPS> 10,216
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 288<F1>
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 5,641<F1>
<NUMBER-OF-SHARES-REDEEMED> (9,400)<F1>
<SHARES-REINVESTED> 260<F1>
<NET-CHANGE-IN-ASSETS> (19,128)
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 966
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 1,792
<AVERAGE-NET-ASSETS> 377,378<F1>
<PER-SHARE-NAV-BEGIN> 10.00<F1>
<PER-SHARE-NII> 0.03<F1>
<PER-SHARE-GAIN-APPREC> 0
<PER-SHARE-DIVIDEND> (0.03)<F1>
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 10.00<F1>
<EXPENSE-RATIO> 0.85<F1>
<FN>
<F1>Class B only. All other data are on a fund level.
</FN>
</TABLE>
