<TABLE> <S> <C>

<ARTICLE>                          5
<LEGEND>
     This schedule contains summary financial information extracted from the
     financial statements of Realmark Property Investors Limited Partnership IV
     for the nine months ended September 30, 1998, and is qualified in its
     entirety by reference to such financial statements.
</LEGEND>
<MULTIPLIER>                       1
       
<S>                                <C>
<PERIOD-TYPE>                      9-MOS
<FISCAL-YEAR-END>                                                DEC-31-1998
<PERIOD-START>                                                    JAN-1-1998
<PERIOD-END>                                                     SEP-30-1998
<CASH>                                                                     0
<SECURITIES>                                                               0
<RECEIVABLES>                                                              0
<ALLOWANCES>                                                               0
<INVENTORY>                                                                0
<CURRENT-ASSETS>                                                     820,360
<PP&E>                                                            19,510,267
<DEPRECIATION>                                                     8,900,433
<TOTAL-ASSETS>                                                    11,713,933
<CURRENT-LIABILITIES>                                              3,810,152
<BONDS>                                                           10,749,509
<COMMON>                                                                   0
<PREFERRED-MANDATORY>                                                      0
<PREFERRED>                                                                0
<OTHER-SE>                                                                 0
<TOTAL-LIABILITY-AND-EQUITY>                                      11,713,933
<SALES>                                                                    0
<TOTAL-REVENUES>                                                   2,311,354
<CGS>                                                                      0
<TOTAL-COSTS>                                                      4,039,298
<OTHER-EXPENSES>                                                           0
<LOSS-PROVISION>                                                           0
<INTEREST-EXPENSE>                                                 1,030,599
<INCOME-PRETAX>                                                   (1,727,944)
<INCOME-TAX>                                                               0
<INCOME-CONTINUING>                                                        0
<DISCONTINUED>                                                             0
<EXTRAORDINARY>                                                    3,559,333
<CHANGES>                                                                  0
<NET-INCOME>                                                       1,831,389
<EPS-PRIMARY>                                                          76.03
<EPS-DILUTED>                                                              0
        

</TABLE>