<ARTICLE> 9
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM NATIONAL
MERCANTILE BANCORP'S SEPTEMBER 30, 2000 CONSOLIDATED FINANCIAL STATEMENTS AND
RELATED SCHEDULES.

<MULTIPLIER> 1,000

                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-2000
<PERIOD-START>                             JAN-01-2000
<PERIOD-END>                               SEP-30-2000
<CASH>                                           9,711
<INT-BEARING-DEPOSITS>                               0
<FED-FUNDS-SOLD>                                12,550
<TRADING-ASSETS>                                     0
<INVESTMENTS-HELD-FOR-SALE>                     68,599
<INVESTMENTS-CARRYING>                               0
<INVESTMENTS-MARKET>                                 0
<LOANS>                                        101,188
<ALLOWANCE>                                      2,585
<TOTAL-ASSETS>                                 191,805
<DEPOSITS>                                     137,077
<SHORT-TERM>                                    31,500
<LIABILITIES-OTHER>                              1,904
<LONG-TERM>                                      2,500
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                      6,292
<COMMON>                                        29,876
<OTHER-SE>                                    (17,344)
<TOTAL-LIABILITIES-AND-EQUITY>                 191,805
<INTEREST-LOAN>                                  6,317
<INTEREST-INVEST>                                3,628
<INTEREST-OTHER>                                   399
<INTEREST-TOTAL>                                10,344
<INTEREST-DEPOSIT>                               1,990
<INTEREST-EXPENSE>                               3,572
<INTEREST-INCOME-NET>                            6,772
<LOAN-LOSSES>                                    (576)
<SECURITIES-GAINS>                                  18
<EXPENSE-OTHER>                                  5,819
<INCOME-PRETAX>                                  2,214
<INCOME-PRE-EXTRAORDINARY>                           0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     2,169
<EPS-BASIC>                                       2.41
<EPS-DILUTED>                                     0.85
<YIELD-ACTUAL>                                    5.42
<LOANS-NON>                                        683
<LOANS-PAST>                                         0
<LOANS-TROUBLED>                                     0
<LOANS-PROBLEM>                                     52
<ALLOWANCE-OPEN>                                 1,896
<CHARGE-OFFS>                                      114
<RECOVERIES>                                     1,379
<ALLOWANCE-CLOSE>                                2,585
<ALLOWANCE-DOMESTIC>                             1,544
<ALLOWANCE-FOREIGN>                                  0
<ALLOWANCE-UNALLOCATED>                          1,041