<ARTICLE> 5 <LEGEND> This schedule contains summary financial information extracted from Swift Energy Income Partners 1988-A, Ltd.'s balance sheet and statement of operations con- tained in its Form 10-Q for the quarter ended March 31, 1997 and is qualified in its entirety by reference to such financial statements. </LEGEND> <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-1997 <PERIOD-END> MAR-31-1997 <CASH> 1,000 <SECURITIES> 0 <RECEIVABLES> 215,373 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 216,373 <PP&E> 10,172,851 <DEPRECIATION> (8,430,075) <TOTAL-ASSETS> 1,968,512 <CURRENT-LIABILITIES> 230,030 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 1,702,666 <TOTAL-LIABILITY-AND-EQUITY> 1,968,512 <SALES> 225,095 <TOTAL-REVENUES> 226,127 <CGS> 0 <TOTAL-COSTS> 137,415<F1> <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 63,864 <INCOME-TAX> 0 <INCOME-CONTINUING> 63,864 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 63,864 <EPS-PRIMARY> 0 <EPS-DILUTED> 0 <FN> <F1>Includes lease operating expenses, production taxes and depreciation, depletion and amortization expense. Excludes general and administrative and interest expense. </FN>