<ARTICLE> 9
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE 1ST, 
2ND AND 3RD QUARTER 1997 10-Q, AS RESTATED FOR TCF FINANCIAL CORPORATION'S 
ADOPTION OF SFAS NO. 128, EARNINGS PER SHARE, AND IS QUALIFIED IN ITS 
ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<RESTATED> 
<MULTIPLIER> 1,000
       
                                                                       
<PERIOD-TYPE>                   3-MOS                   6-MOS                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1997             DEC-31-1997             DEC-31-1997
<PERIOD-END>                               MAR-31-1997             JUN-30-1997             SEP-30-1997
<CASH>                                         192,695                 251,388                 258,465
<INT-BEARING-DEPOSITS>                           5,730                  14,364                   9,092
<FED-FUNDS-SOLD>                                     0                       0                  21,000
<TRADING-ASSETS>                                     0                       0                       0
<INVESTMENTS-HELD-FOR-SALE>                  1,242,457               1,181,126               1,628,126
<INVESTMENTS-CARRYING>                           3,918                   3,962                   4,000
<INVESTMENTS-MARKET>                             3,918                   3,962                   4,000
<LOANS>                                      5,354,941               5,382,356               7,052,032
<ALLOWANCE>                                     72,873                  72,466                  82,039
<TOTAL-ASSETS>                               7,317,584               7,403,760               9,796,154
<DEPOSITS>                                   5,291,894               5,243,574               6,976,687
<SHORT-TERM>                                   659,285                 826,010                 746,960
<LIABILITIES-OTHER>                            125,563                 109,754                 145,070
<LONG-TERM>                                    614,126                 523,359               1,007,485
<PREFERRED-MANDATORY>                                0                       0                       0
<PREFERRED>                                          0                       0                       0
<COMMON>                                           426                     430                     463
<OTHER-SE>                                     626,290                 700,633                 919,489
<TOTAL-LIABILITIES-AND-EQUITY>               7,317,584               7,403,760               9,796,154
<INTEREST-LOAN>                                127,282                 257,674                 400,840
<INTEREST-INVEST>                               22,585                  45,756                  71,697
<INTEREST-OTHER>                                 3,513                   7,192                  11,338
<INTEREST-TOTAL>                               153,380                 310,622                 483,875
<INTEREST-DEPOSIT>                              42,158                  85,356                 135,549
<INTEREST-EXPENSE>                              63,289                 127,894                 201,293
<INTEREST-INCOME-NET>                           90,091                 182,728                 282,582
<LOAN-LOSSES>                                    1,548                   5,695                  12,086
<SECURITIES-GAINS>                               1,385                   2,478                   5,330
<EXPENSE-OTHER>                                 81,140                 165,283                 263,636
<INCOME-PRETAX>                                 54,208                 111,559                 174,123
<INCOME-PRE-EXTRAORDINARY>                      33,027                  67,962                 174,123
<EXTRAORDINARY>                                      0                       0                       0
<CHANGES>                                            0                       0                       0
<NET-INCOME>                                    33,027                  67,962                 105,172
<EPS-PRIMARY>                                      .41                     .84                    1.28
<EPS-DILUTED>                                      .40                     .82                    1.25
<YIELD-ACTUAL>                                    5.31                    5.36                    5.31
<LOANS-NON>                                     26,134                  22,598                  39,227
<LOANS-PAST>                                       167                       0                   4,146
<LOANS-TROUBLED>                                 2,964                   2,948                   2,938
<LOANS-PROBLEM>                                 17,176                  16,586                  28,659
<ALLOWANCE-OPEN>                                71,865                  71,865                  71,865
<CHARGE-OFFS>                                    5,320                  11,946                  19,236
<RECOVERIES>                                     3,127                   5,199                   6,732
<ALLOWANCE-CLOSE>                               72,873                  72,466                  82,039
<ALLOWANCE-DOMESTIC>                            49,259                  48,558                  52,881
<ALLOWANCE-FOREIGN>                                  0                       0                       0
<ALLOWANCE-UNALLOCATED>                         23,614                  23,908                  29,158