Increasingly, scholars of local governments are calling attention to a new era of municipal reform and to the convergence of the mayor-council and council-manager forms of governments. A major conclusion of this literature is that these two familiar ideal types no longer adequately describe the structure of most American cities. This article contributes to this question by examining the charters of 263 Michigan cities. We use the adapted cities framework advanced by H. George Frederickson, Gary Johnson, and Curtis Wood to examine the patterns of adaptation to Michigan's mayor-council and council-manager cities. We find that the governance structure in most Michigan cities is not accurately described by either of the ideal types. Mayor-council cities are especially likely to use charter provisions that deviate significantly from conventional depictions of the form.