<TABLE> <S> <C>

<PAGE>
<ARTICLE> 9
<MULTIPLIER> 1,000
       
<S>                             <C>                     <C>
<PERIOD-TYPE>                   9-MOS                   9-MOS
<FISCAL-YEAR-END>                          JUN-30-1998             JUN-30-1997
<PERIOD-START>                             JUL-01-1997             JUL-01-1996
<PERIOD-END>                               MAR-31-1998             MAR-31-1997
<CASH>                                          11,245                  14,158
<INT-BEARING-DEPOSITS>                          11,000                  12,000
<FED-FUNDS-SOLD>                                     0                       0
<TRADING-ASSETS>                                     0                       0
<INVESTMENTS-HELD-FOR-SALE>                     92,290                  82,907
<INVESTMENTS-CARRYING>                               0                       0
<INVESTMENTS-MARKET>                                 0                       0
<LOANS>                                        438,849                 433,340
<ALLOWANCE>                                      5,539                   4,493
<TOTAL-ASSETS>                                 570,420                 561,287
<DEPOSITS>                                     436,237                 418,226
<SHORT-TERM>                                         0                       0
<LIABILITIES-OTHER>                             18,124                  17,691
<LONG-TERM>                                     60,607                  73,768
<PREFERRED-MANDATORY>                                0                       0
<PREFERRED>                                          0                       0
<COMMON>                                        14,866                  14,625
<OTHER-SE>                                      40,586                  36,977
<TOTAL-LIABILITIES-AND-EQUITY>                 570,420                 561,287
<INTEREST-LOAN>                                 30,399                  28,822
<INTEREST-INVEST>                                4,627                   4,094
<INTEREST-OTHER>                                     0                       0
<INTEREST-TOTAL>                                35,026                  32,916
<INTEREST-DEPOSIT>                              16,468                  15,192
<INTEREST-EXPENSE>                              19,335                  18,598
<INTEREST-INCOME-NET>                           15,691                  14,318
<LOAN-LOSSES>                                    2,228                     320
<SECURITIES-GAINS>                                  10                     150
<EXPENSE-OTHER>                                 14,763                  15,513
<INCOME-PRETAX>                                  7,098                   3,111
<INCOME-PRE-EXTRAORDINARY>                       7,098                   3,111
<EXTRAORDINARY>                                      0                       0
<CHANGES>                                            0                       0
<NET-INCOME>                                     4,722                   2,195
<EPS-PRIMARY>                                     1.59                    0.73
<EPS-DILUTED>                                     1.54                    0.71
<YIELD-ACTUAL>                                    8.50                    8.34
<LOANS-NON>                                      2,014                   1,999
<LOANS-PAST>                                       291                       0
<LOANS-TROUBLED>                                     0                       0
<LOANS-PROBLEM>                                      0                       0
<ALLOWANCE-OPEN>                                 4,526                   4,129
<CHARGE-OFFS>                                    1,547                     717
<RECOVERIES>                                       332                     761
<ALLOWANCE-CLOSE>                                5,539                   4,493
<ALLOWANCE-DOMESTIC>                             5,539                   4,493
<ALLOWANCE-FOREIGN>                                  0                       0
<ALLOWANCE-UNALLOCATED>                              0                       0
        

</TABLE>