Iowa–South Dakota League
| Classification | Class D (1902–1903) |
|---|---|
| Sport | Minor League Baseball |
| First season | 1902 |
| Ceased | 1903 |
| President | W.E. Lockhart (1902) J. U. Sammism (1903) |
| No. of teams | 8 |
| Country | United States of America |
| Most titles | 1 Sioux Falls Canaries (1902) Le Mars Blackbirds (1903) |
| Related competitions | Iowa State League |
The Iowa–South Dakota League was a minor league baseball circuit that operated from 1902 to 1903 in the states of Iowa and South Dakota. The league was a Class D level league in both seasons. The Sioux Falls Canaries (1902) and Le Mars Blackbirds (1903) won the league championships.