<TABLE> <S> <C>

<PAGE>
<ARTICLE> 9
<MULTIPLIER> 1,000
<CURRENCY> US DOLLARS
       
<CAPTION>
<S>                                                        <C>
  <PERIOD-TYPE>                                              6-MOS
<FISCAL-YEAR-END>                                            DEC-31-1998
<PERIOD-START>                                               JAN-01-1998
<PERIOD-END>                                                 JUN-30-1998
<EXCHANGE-RATE>                                              1
<CASH>                                                       29,067
<INT-BEARING-DEPOSITS>                                       278,351
<FED-FUNDS-SOLD>                                             21,685
<TRADING-ASSETS>                                             0
<INVESTMENTS-HELD-FOR-SALE>                                  124,428
<INVESTMENTS-CARRYING>                                       27,619
<INVESTMENTS-MARKET>                                         152,432
<LOANS>                                                      207,351
<ALLOWANCE>                                                  3,598
<TOTAL-ASSETS>                                               425,354
<DEPOSITS>                                                   335,173
<SHORT-TERM>                                                 13,977
<LIABILITIES-OTHER>                                          3,890
<LONG-TERM>                                                  17,929
<COMMON>                                                     29
<PREFERRED-MANDATORY>                                        0
<PREFERRED>                                                  0
<OTHER-SE>                                                   54,356
<TOTAL-LIABILITIES-AND-EQUITY>                               425,354
<INTEREST-LOAN>                                              8,514
<INTEREST-INVEST>                                            4,354
<INTEREST-OTHER>                                             474
<INTEREST-TOTAL>                                             13,342
<INTEREST-DEPOSIT>                                           5,651
<INTEREST-EXPENSE>                                           6,150
<INTEREST-INCOME-NET>                                        7,192
<LOAN-LOSSES>                                                162
<SECURITIES-GAINS>                                           24
<EXPENSE-OTHER>                                              7,540
<INCOME-PRETAX>                                              3,998
<INCOME-PRE-EXTRAORDINARY>                                   3,998
<EXTRAORDINARY>                                              0
<CHANGES>                                                    0
<NET-INCOME>                                                 2,794
<EPS-PRIMARY>                                                0.97
<EPS-DILUTED>                                                0.97
<YIELD-ACTUAL>                                               3.20
<LOANS-NON>                                                  329
<LOANS-PAST>                                                 2,467
<LOANS-TROUBLED>                                             0
<LOANS-PROBLEM>                                              1,469
<ALLOWANCE-OPEN>                                             3,531
<CHARGE-OFFS>                                                140
<RECOVERIES>                                                 45
<ALLOWANCE-CLOSE>                                            3,598
<ALLOWANCE-DOMESTIC>                                         2,633
<ALLOWANCE-FOREIGN>                                          0
<ALLOWANCE-UNALLOCATED>                                      965
        

</TABLE>