Number of county commissioners based on county population.

Mich. Comp. Laws § 46.402, under APPORTIONMENT OF COUNTY BOARDS OF COMMISSIONERS.

Mich. Comp. Laws § 46.402

Sec. 2. County Population Number of Commissioners Under 5,001 Not more than 7 5,001 to 10,000 Not more than 10 10,001 to 50,000 Not more than 15 Over 50,000 Not more than 21