Souterhn Michigan Association was a Class D , 1913 and Class C 1914-1915.
1913 Adrian MI, Battle Creek MI, Bay City MI, Flint MI, Jackson MI, Kalamazoo MI, Lansing MI, Saginaw MI.
1914 South Bend, IN and Toledo, OH entered the league; during the season, the Lansing franchise moved to Mt Clemens, MI.
1915 Adrian, Kalamazoo, Mt Clemens, and Toledo left the league.