 riley township elected officials township government  at the township level there are 5 republican elected officials supervisor lee r chant r 6952 s airport rd dewitt 9892247249 clerk lisa powell r 4690 w pratt road dewitt 5176698564 treasurer david j feldpausch r 4254 w jason rd dewitt 9892247618 trustee charles silm r 6322 w price rd st johns 9892243051 trustee michael martin r 9364 hopp rd st johns 5176266346 the next election for all township elected positions is in 2012 clinton county commissioners  riley township has one republican elected county commissioner  district no 4 bengal  riley  olive and watertown townships population 9425  jack enderle  r 5285 w howe road dewitt 48820 ph 517 6699355 term exps 12312010  