The league played four seasons and ceased operations following the 1907 season.
•
The Iowa State League began in 1904 as an eight-team Class D minor league in and around Iowa, United States.
Major League Baseball | National Football League | U.S. state | National Hockey League | Georgia (U.S. state) | Iowa | São Paulo (state) | Secretary of State | Washington (U.S. state) | state | UEFA Champions League | Premier League | United States Department of State | Moscow State University | Australian Football League | rugby league | United States Secretary of State | Major League Soccer | National League | League of Nations | Ohio State University | Michigan State University | University of Iowa | New York State Assembly | UEFA Europa League | State Senator | New York State Senate | American League | Canadian Football League | Rio de Janeiro (state) |