<ARTICLE> 9
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM SOUTHWEST
BANCORP QUARTERLY REPORT ON FORM 10-Q FOR THE QUARTER ENDED JUNE 30, 1997, AND
IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1997
<PERIOD-START>                             JAN-01-1997
<PERIOD-END>                               JUN-01-1997
<CASH>                                          31,127
<INT-BEARING-DEPOSITS>                               0
<FED-FUNDS-SOLD>                                 4,000
<TRADING-ASSETS>                                     0
<INVESTMENTS-HELD-FOR-SALE>                     91,903
<INVESTMENTS-CARRYING>                          86,780
<INVESTMENTS-MARKET>                            87,105
<LOANS>                                        711,894
<ALLOWANCE>                                      8,669
<TOTAL-ASSETS>                                 947,972
<DEPOSITS>                                     847,292
<SHORT-TERM>                                     1,500
<LIABILITIES-OTHER>                              7,968
<LONG-TERM>                                     25,013
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                        690  
<COMMON>                                         3,769
<OTHER-SE>                                      61,740
<TOTAL-LIABILITIES-AND-EQUITY>                 947,972
<INTEREST-LOAN>                                 31,807
<INTEREST-INVEST>                                4,777
<INTEREST-OTHER>                                   270
<INTEREST-TOTAL>                                36,854
<INTEREST-DEPOSIT>                              19,214
<INTEREST-EXPENSE>                              19,479
<INTEREST-INCOME-NET>                           17,375
<LOAN-LOSSES>                                    3,802 
<SECURITIES-GAINS>                                   0
<EXPENSE-OTHER>                                 12,943     
<INCOME-PRETAX>                                  3,606
<INCOME-PRE-EXTRAORDINARY>                       3,606
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     2,363    
<EPS-PRIMARY>                                     0.42
<EPS-DILUTED>                                     0.42
<YIELD-ACTUAL>                                    8.76
<LOANS-NON>                                      5,942 
<LOANS-PAST>                                     3,960
<LOANS-TROUBLED>                                   560
<LOANS-PROBLEM>                                 19,682   
<ALLOWANCE-OPEN>                                 7,139
<CHARGE-OFFS>                                    2,535
<RECOVERIES>                                       263
<ALLOWANCE-CLOSE>                                8,669  
<ALLOWANCE-DOMESTIC>                             8,669
<ALLOWANCE-FOREIGN>                                  0
<ALLOWANCE-UNALLOCATED>                            425