<ARTICLE> 5
<LEGEND>
This schedule contains summary financial information extracted from Swift
Energy Income Partners 1986-A, LTD.'s balance sheet and statement of
operations contained in its Form 10-K for the year ended December 31, 1995
and is qualified in its entirety by reference to such financial statements.
</LEGEND>
       
                             
<PERIOD-TYPE>                   YEAR
<FISCAL-YEAR-END>                          DEC-31-1995
<PERIOD-END>                               DEC-31-1995
<CASH>                                           1,497
<SECURITIES>                                         0
<RECEIVABLES>                                   22,981
<ALLOWANCES>                                         0
<INVENTORY>                                          0
<CURRENT-ASSETS>                                24,478
<PP&E>                                       3,653,807
<DEPRECIATION>                             (3,497,004)
<TOTAL-ASSETS>                                 181,356
<CURRENT-LIABILITIES>                           74,443
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                             0
<OTHER-SE>                                     102,556
<TOTAL-LIABILITY-AND-EQUITY>                   181,356
<SALES>                                        112,253
<TOTAL-REVENUES>                               112,345
<CGS>                                                0
<TOTAL-COSTS>                                  134,652<F1>
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               4,912
<INCOME-PRETAX>                               (47,341)
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                           (47,341)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                  (47,341)
<EPS-PRIMARY>                                        0
<EPS-DILUTED>                                        0
<FN>
<F1>Includes lease operating expense, production taxes, and depreciation,
depletion and amortization expense.  Excludes general and administrative
and interest expense.
</FN>