<ARTICLE>      5
<LEGEND>
This schedule contains summary financial information extracted from the
financial statements of Realmark Property Investors Limited Partnership VI B for
the year ended December 31, 1999, and is qualified in its entirety by reference
to such financial statements.
</LEGEND>


<CIK>                           0000822784
<NAME>                          REALMARK PROPERTY INVESTORS LTD PARTNERSHIP VI-B
<MULTIPLIER>                    1


                       
<PERIOD-TYPE>             12-MOS
<FISCAL-YEAR-END>                DEC-31-1999
<PERIOD-START>                   JAN-01-1999
<PERIOD-END>                     DEC-31-1999
<CASH>                             798,022
<SECURITIES>                             0
<RECEIVABLES>                      430,522
<ALLOWANCES>                        29,530
<INVENTORY>                              0
<CURRENT-ASSETS>                 1,120,044
<PP&E>                           7,066,795
<DEPRECIATION>                   2,097,343
<TOTAL-ASSETS>                   6,534,717
<CURRENT-LIABILITIES>              346,863
<BONDS>                                  0
<COMMON>                                 0
<PREFERRED-MANDATORY>                    0
<PREFERRED>                              0
<OTHER-SE>                               0
<TOTAL-LIABILITY-AND-EQUITY>     6,534,717
<SALES>                                  0
<TOTAL-REVENUES>                 1,885,431
<CGS>                                    0
<TOTAL-COSTS>                    2,276,127
<OTHER-EXPENSES>                         0
<LOSS-PROVISION>                         0
<INTEREST-EXPENSE>                 442,411
<INCOME-PRETAX>                  (444,823)
<INCOME-TAX>                             0
<INCOME-CONTINUING>                      0
<DISCONTINUED>                           0
<EXTRAORDINARY>                          0
<CHANGES>                                0
<NET-INCOME>                     (444,823)
<EPS-BASIC>                         (5.49)
<EPS-DILUTED>                            0