<TABLE> <S> <C>

<PAGE>
 
<ARTICLE> 9
<LEGEND>
This schedule contains summary financial information extracted from the
consolidated condensed statement of financial condition and the
consolidated condensed statement of income and is qualified in its
entirety by reference to such financial statements.
</LEGEND>
       
<S>                             <C>
<PERIOD-TYPE>                   YEAR
<FISCAL-YEAR-END>                          DEC-31-1998
<PERIOD-START>                             JAN-01-1998
<PERIOD-END>                               DEC-31-1998
<CASH>                                       2,435,439
<INT-BEARING-DEPOSITS>                      12,201,437
<FED-FUNDS-SOLD>                                     0
<TRADING-ASSETS>                                     0
<INVESTMENTS-HELD-FOR-SALE>                 49,882,544
<INVESTMENTS-CARRYING>                               0
<INVESTMENTS-MARKET>                                 0
<LOANS>                                    254,032,497
<ALLOWANCE>                                  2,676,438
<TOTAL-ASSETS>                             336,690,139
<DEPOSITS>                                 246,690,313
<SHORT-TERM>                                11,000,000
<LIABILITIES-OTHER>                          2,960,773
<LONG-TERM>                                 27,832,239
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        40,111
<OTHER-SE>                                  48,166,703
<TOTAL-LIABILITIES-AND-EQUITY>             336,690,139
<INTEREST-LOAN>                             20,331,935
<INTEREST-INVEST>                            3,269,617
<INTEREST-OTHER>                                     0
<INTEREST-TOTAL>                            23,601,552
<INTEREST-DEPOSIT>                          10,893,081
<INTEREST-EXPENSE>                          12,868,960
<INTEREST-INCOME-NET>                       10,732,592
<LOAN-LOSSES>                                  210,000
<SECURITIES-GAINS>                              51,362
<EXPENSE-OTHER>                              7,571,826
<INCOME-PRETAX>                              6,865,465
<INCOME-PRE-EXTRAORDINARY>                   6,865,465
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                 4,384,845
<EPS-PRIMARY>                                     1.44
<EPS-DILUTED>                                     1.40
<YIELD-ACTUAL>                                    7.69
<LOANS-NON>                                    956,821
<LOANS-PAST>                                         0
<LOANS-TROUBLED>                                     0
<LOANS-PROBLEM>                                      0
<ALLOWANCE-OPEN>                             2,150,588
<CHARGE-OFFS>                                   28,422
<RECOVERIES>                                       855
<ALLOWANCE-CLOSE>                            2,676,438
<ALLOWANCE-DOMESTIC>                         2,676,438
<ALLOWANCE-FOREIGN>                                  0
<ALLOWANCE-UNALLOCATED>                              0
        

</TABLE>