allegan county, mi population
Allegan County, Michigan. Allegan County is a county in the U.S. state of Michigan. As of 2010 census, the population was 111,408. The county seat is Allegan. The name was coined by Henry Rowe Schoolcraft to sound like a Native American word. Allegan County comprises the Holland, MI Micropolitan Statistical Area, which is included in the Grand Rapids-Wyoming-Muskegon, MI Combined Statistical Area. It is primarily an agricultural area that is rapidly becoming urbanized as the population centers of Grand Rapids on the northeast and Kalamazoo to the southeast expand into Allegan County.