WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

  <ARTICLE>         6
  <LEGEND>
  This schedule contains summary financial information extracted from the
  Statement of Assets and Liabilities, the Statement of Operations, the
  Statement of Changes in Net Assets and the Per Unit Data and Ratios contained
  in the financial statements of the fund to which this schedule relates and is
  qualified in its entirety by reference to such financial statements.
  </LEGEND>
  <CIK>   0000878375
  <NAME>   ABA MEMBERS/STATE STREET COLLECTIVE TRUST
  <SERIES>
     <NUMBER> 0
     <NAME>   BALANCED FUND
         
  <S>                                          <C>
  <PERIOD-TYPE>                                3-MOS
  <FISCAL-YEAR-END>                            DEC-31-1998
  <PERIOD-START>                               JAN-1-1998
  <PERIOD-END>                                 MAR-31-1998
  <INVESTMENTS-AT-COST>                                  393,216,259
  <INVESTMENTS-AT-VALUE>                                 440,456,236
  <RECEIVABLES>                                           37,858,593
  <ASSETS-OTHER>                                              34,680
  <OTHER-ITEMS-ASSETS>                                             0
  <TOTAL-ASSETS>                                         478,349,509
  <PAYABLE-FOR-SECURITIES>                                76,205,103
  <SENIOR-LONG-TERM-DEBT>                                          0
  <OTHER-ITEMS-LIABILITIES>                                5,792,651
  <TOTAL-LIABILITIES>                                     81,997,754
  <SENIOR-EQUITY>                                                  0
  <PAID-IN-CAPITAL-COMMON>                                         0
  <SHARES-COMMON-STOCK>                                            0
  <SHARES-COMMON-PRIOR>                                            0
  <ACCUMULATED-NII-CURRENT>                                        0
  <OVERDISTRIBUTION-NII>                                           0
  <ACCUMULATED-NET-GAINS>                                          0
  <OVERDISTRIBUTION-GAINS>                                         0
  <ACCUM-APPREC-OR-DEPREC>                                         0
  <NET-ASSETS>                                           396,351,755
  <DIVIDEND-INCOME>                                          826,374
  <INTEREST-INCOME>                                        2,179,701
  <OTHER-INCOME>                                                   0
  <EXPENSES-NET>                                             682,496
  <NET-INVESTMENT-INCOME>                                  2,323,579
  <REALIZED-GAINS-CURRENT>                                 4,852,789
  <APPREC-INCREASE-CURRENT>                               31,259,428
  <NET-CHANGE-FROM-OPS>                                   38,435,796
  <EQUALIZATION>                                                   0
  <DISTRIBUTIONS-OF-INCOME>                                        0
  <DISTRIBUTIONS-OF-GAINS>                                         0
  <DISTRIBUTIONS-OTHER>                                            0
  <NUMBER-OF-SHARES-SOLD>                                    216,494
  <NUMBER-OF-SHARES-REDEEMED>                              (223,395)
  <SHARES-REINVESTED>                                              0
  <NET-CHANGE-IN-ASSETS>                                  37,848,988
  <ACCUMULATED-NII-PRIOR>                                          0
  <ACCUMULATED-GAINS-PRIOR>                                        0
  <OVERDISTRIB-NII-PRIOR>                                          0
  <OVERDIST-NET-GAINS-PRIOR>                                       0
  <GROSS-ADVISORY-FEES>                                            0
  <INTEREST-EXPENSE>                                               0
  <GROSS-EXPENSE>                                                  0
  <AVERAGE-NET-ASSETS>                                   375,924,183
  <PER-SHARE-NAV-BEGIN>                                        44.42
  <PER-SHARE-NII>                                               0.28
  <PER-SHARE-GAIN-APPREC>                                       4.45
  <PER-SHARE-DIVIDEND>                                             0
  <PER-SHARE-DISTRIBUTIONS>                                        0
  <RETURNS-OF-CAPITAL>                                             0
  <PER-SHARE-NAV-END>                                          49.15
  <EXPENSE-RATIO>                                               0.74
  <AVG-DEBT-OUTSTANDING>                                           0
  <AVG-DEBT-PER-SHARE>                                             0
          
  
</TABLE>