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                    CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS



We consent to the incorporation by reference in Registration Statement No.
333-75521 of Mercantile Bank Corporation on Form S-8 of our report dated April
11, 2001, included in this Annual Report on Form 11-K of Mercantile Bank of West
Michigan 401(k) Plan for the year ended December 31, 2000.





                                              /s/ Crowe, Chizek and Company LLP




Grand Rapids, Michigan
June 27, 2001