<TABLE> <S> <C>

<PAGE>
<ARTICLE> 9
<MULTIPLIER> 1,000

<S>                             <C>                     <C>                     <C>
<PERIOD-TYPE>                   9-MOS                   9-MOS                   YEAR
<FISCAL-YEAR-END>                          SEP-30-1999             SEP-30-1998             DEC-31-1998
<PERIOD-START>                             JAN-01-1999             JAN-01-1998             JAN-01-1998
<PERIOD-END>                               SEP-30-1999             SEP-30-1998             DEC-31-1998
<CASH>                                           4,861                   5,354                   5,727
<INT-BEARING-DEPOSITS>                               0                       0                       0
<FED-FUNDS-SOLD>                                     0                   9,360                   7,520
<TRADING-ASSETS>                                     0                       0                       0
<INVESTMENTS-HELD-FOR-SALE>                     31,537                  22,462                  25,299
<INVESTMENTS-CARRYING>                               0                   2,496                   2,496
<INVESTMENTS-MARKET>                                 0                   2,525                   2,525
<LOANS>                                        108,810                  92,800                  95,103
<ALLOWANCE>                                        718                     732                     701
<TOTAL-ASSETS>                                 149,871                 135,709                 139,278
<DEPOSITS>                                     133,145                 120,806                 124,420
<SHORT-TERM>                                     1,590                       0                       0
<LIABILITIES-OTHER>                                495                     906                     799
<LONG-TERM>                                          0                       0                       0
<PREFERRED-MANDATORY>                                0                       0                       0
<PREFERRED>                                          0                       0                       0
<COMMON>                                         1,300                   1,300                   1,300
<OTHER-SE>                                      14,641                  13,997                  14,059
<TOTAL-LIABILITIES-AND-EQUITY>                 149,871                 135,709                 139,278
<INTEREST-LOAN>                                  6,336                   5,791                       0
<INTEREST-INVEST>                                1,415                     982                       0
<INTEREST-OTHER>                                   229                     567                       0
<INTEREST-TOTAL>                                 7,980                   7,340                       0
<INTEREST-DEPOSIT>                               3,228                   3,142                       0
<INTEREST-EXPENSE>                               3,228                   3,142                       0
<INTEREST-INCOME-NET>                            4,752                   4,198                       0
<LOAN-LOSSES>                                       23                      68                       0
<SECURITIES-GAINS>                                   0                       0                       0
<EXPENSE-OTHER>                                  2,751                   2,581                       0
<INCOME-PRETAX>                                  2,501                   2,374                       0
<INCOME-PRE-EXTRAORDINARY>                       1,605                   1,501                       0
<EXTRAORDINARY>                                      0                       0                       0
<CHANGES>                                            0                       0                       0
<NET-INCOME>                                     1,605                   1,501                       0
<EPS-BASIC>                                       2.24                    2.09                       0
<EPS-DILUTED>                                     2.24                    2.09                       0
<YIELD-ACTUAL>                                   4.705                   4.644                       0
<LOANS-NON>                                        474                     568                       0
<LOANS-PAST>                                     4,077                   3,125                       0
<LOANS-TROUBLED>                                   354                     327                       0
<LOANS-PROBLEM>                                    913                     843                       0
<ALLOWANCE-OPEN>                                   701                     673                       0
<CHARGE-OFFS>                                       11                       6                       0
<RECOVERIES>                                         5                       2                       0
<ALLOWANCE-CLOSE>                                  718                     732                       0
<ALLOWANCE-DOMESTIC>                               718                     732                       0
<ALLOWANCE-FOREIGN>                                  0                       0                       0
<ALLOWANCE-UNALLOCATED>                              0                       0                       0


</TABLE>