<ARTICLE>                       5
<LEGEND>
This schedule contains summary financial information extracted from the
financial statements of Realmark Property Investors Limited Partnership VI-B for
the quarter ended September 30, 2000, and is qualified in its entirety by
reference to such financial statements.
</LEGEND>
<MULTIPLIER>                    1

                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                                 DEC-31-2000
<PERIOD-START>                                    JUL-01-2000
<PERIOD-END>                                      SEP-30-2000
<CASH>                                                851,091
<SECURITIES>                                                0
<RECEIVABLES>                                               0
<ALLOWANCES>                                                0
<INVENTORY>                                                 0
<CURRENT-ASSETS>                                            0
<PP&E>                                              7,078,885
<DEPRECIATION>                                      2,272,480
<TOTAL-ASSETS>                                      6,384,437
<CURRENT-LIABILITIES>                                       0
<BONDS>                                             5,238,743
<COMMON>                                                    0
<PREFERRED-MANDATORY>                                       0
<PREFERRED>                                                 0
<OTHER-SE>                                                  0
<TOTAL-LIABILITY-AND-EQUITY>                        6,384,437
<SALES>                                                     0
<TOTAL-REVENUES>                                      482,327
<CGS>                                                       0
<TOTAL-COSTS>                                         542,401
<OTHER-EXPENSES>                                            0
<LOSS-PROVISION>                                            0
<INTEREST-EXPENSE>                                    115,233
<INCOME-PRETAX>                                       (59,534)
<INCOME-TAX>                                                0
<INCOME-CONTINUING>                                         0
<DISCONTINUED>                                              0
<EXTRAORDINARY>                                             0
<CHANGES>                                                   0
<NET-INCOME>                                          (59,534)
<EPS-BASIC>                                                 0
<EPS-DILUTED>                                               0