Iowa State League
The Iowa State League began in 1904 as an eight-team Class D minor league in and around Iowa, United States. The league played four seasons and ceased operations following the 1907 season. Seven of the eight 1907 Iowa State League teams formed the Central Association in 1908.
The Iowa State League reformed in 1912 as an Independent league. Estherville defeated Fort Dodge in the league playoffs to claim the championship. The league permanently folded after the season.List of 1912 teams (in alphabetical order)
