Map of Ionia County, Michigan
Ionia County (/aɪˈoʊnjə/ eye-OH-nyə) is a county located in the U.S. state of Michigan. As of the 2020 census, the population was 66,804. The county seat is Ionia. The Ionia County Courthouse was designed by Claire Allen, a prominent southern Michigan architect. Ionia County is part of the Grand Rapids-Kentwood metropolitan statistical area. Ionia County … Read more