<ARTICLE>                     5
<LEGEND>
This schedule contains summary financial information extracted from Swift Energy
Pension  Partners  1991-c,  Ltd,s  Balance  Sheet and  Statement  of  Operations
contained in its Form 10-Q for the quarter ended September 30, 1996.
</LEGEND>
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                              DEC-31-1996
<PERIOD-END>                                   SEP-30-1996
<CASH>                                         1,243
<SECURITIES>                                   0
<RECEIVABLES>                                  42,642
<ALLOWANCES>                                   0
<INVENTORY>                                    0
<CURRENT-ASSETS>                               43,885
<PP&E>                                         3,347,646
<DEPRECIATION>                                 (2,323,707)
<TOTAL-ASSETS>                                 1,067,824
<CURRENT-LIABILITIES>                          558,560
<BONDS>                                        0
<PREFERRED-MANDATORY>                          0
<PREFERRED>                                    0
<COMMON>                                       0
<OTHER-SE>                                     509,264
<TOTAL-LIABILITY-AND-EQUITY>                   1,067,824
<SALES>                                        189,954
<TOTAL-REVENUES>                               189,990
<CGS>                                          0
<TOTAL-COSTS>                                  100,712<F1>
<OTHER-EXPENSES>                               0
<LOSS-PROVISION>                               0
<INTEREST-EXPENSE>                             0
<INCOME-PRETAX>                                62,425
<INCOME-TAX>                                   0
<INCOME-CONTINUING>                            62,425
<DISCONTINUED>                                 0
<EXTRAORDINARY>                                0
<CHANGES>                                      0
<NET-INCOME>                                   62,425
<EPS-PRIMARY>                                  0
<EPS-DILUTED>                                  0
<FN>
<F1>Includes lease operating expenses, production taxes and depretion deple-
tion and amortization expense.  Excludes general and administrative and interest
expense.
</FN>