<ARTICLE> 5
<LEGEND>
This schedule contains summary financial information extracted from CSA Income
Fund Limited Partnership IV's Statement of Financial Position as of
September 30, 2000 and Statement of Operations for the nine months then ended
and is qualified in its entirely by reference to such financial statements.
</LEGEND>

                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-2000
<PERIOD-END>                               SEP-30-2000
<CASH>                                       3,559,512
<SECURITIES>                                         0
<RECEIVABLES>                                  191,792
<ALLOWANCES>                                         0
<INVENTORY>                                          0
<CURRENT-ASSETS>                                     0<F1>
<PP&E>                                      45,259,350
<DEPRECIATION>                              34,389,583
<TOTAL-ASSETS>                              14,621,071
<CURRENT-LIABILITIES>                                0<F1>
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                             0
<OTHER-SE>                                  10,714,176
<TOTAL-LIABILITY-AND-EQUITY>                14,621,071
<SALES>                                              0
<TOTAL-REVENUES>                             8,352,380
<CGS>                                                0
<TOTAL-COSTS>                                6,843,790
<OTHER-EXPENSES>                               340,400
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                             389,443
<INCOME-PRETAX>                                778,747
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                            778,747
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   778,747
<EPS-BASIC>                                       1.52
<EPS-DILUTED>                                     1.52
<FN>
<F1>The registrant maintains an unclassified Statement of Financial Position.
</FN>