The Northwoods League is a collegiate summer baseball league comprising teams of the top college players from North America and beyond. All players in the league must have NCAA eligibility remaining in order to participate. Players are not paid so as to maintain their college eligibility. The teams are located in the Northwoods region of the Upper Midwestern United States and Southern Canada, mostly in the U.S. states of Minnesota (with 7 teams) and Wisconsin (with 6 teams), also with one team each in Iowa, Michigan and Ontario.