| Classification | Class D (1906–1910) Class C (1911) Class D (1912–1913) Class C (1914–1915) |
|---|---|
| Sport | Minor League Baseball |
| First season | 1906 |
| Ceased | 1915 |
| President | Joseph S. Jackson (1906–1909) James P. Bowen (1910–1912) James Frank (1913–1915) |
| No. of teams | 12 |
| Country | United States of America |
| Most titles | 2 Kalamazoo Kazoos/Celery Pickers (1908–1909) Saginaw Wa-was (1910–1911) |
| Related competitions | Michigan State League |
The Southern Michigan League was a Minor League Baseball circuit which operated between 1906 and 1912. It was classified as a Class D league from 1906 to 1910 and as a Class C league from 1911 to 1912. After that, the league was known as the Southern Michigan Association between 1913 and 1915.
The Southern Michigan Association held a Class D status in 1913 and was given Class C recognition in 1914 and 1915. The Association closed up after the 1915 season.