<ARTICLE> 5 <LEGEND> This schedule contains summary financial information extracted from Swift Energy Managed Pension Assets Partnership 1988-1, Ltd.'s balance sheet and statement of operations contained in its Form 10-K for the year ended December 31, 1996 and is qualified in its entirety by reference to such financial statements. </LEGEND> <PERIOD-TYPE> YEAR <FISCAL-YEAR-END> DEC-31-1996 <PERIOD-END> DEC-31-1996 <CASH> 6,134 <SECURITIES> 0 <RECEIVABLES> 9,297 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 15,431 <PP&E> 1,628,526 <DEPRECIATION> (1,378,177) <TOTAL-ASSETS> 265,780 <CURRENT-LIABILITIES> 983 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 264,797 <TOTAL-LIABILITY-AND-EQUITY> 265,780 <SALES> 51,910 <TOTAL-REVENUES> 52,013 <CGS> 0 <TOTAL-COSTS> 35,671<F1> <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 3,034 <INCOME-TAX> 0 <INCOME-CONTINUING> 3,034 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 3,034 <EPS-PRIMARY> 0 <EPS-DILUTED> 0 <FN> <F1>Includes lease operating expenses, production taxes and depreciation, depletion and amortization expense. Excluses general and administrative and interest expense. </FN>