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Illinois college football empire map · after Week 3 · Sep 11–13, 2025

Who owned Illinois? Illinois.

Illinois controls 45.1% of Illinois's land: 41 of its 102 counties. Maryland is next with 15.7% (16 counties, home to 1.79M people). 9 schools split the state at kickoff; 9 remain now. Northern Illinois holds none of it.

Illinois counties by owner after Week 3.

Illinois, by empire

EmpireLandCountiesPeople
Illinois45.1%412.12M
Maryland15.7%161.79M
Iowa State9.5%9328K
Missouri9.1%10442K
Tulane5.8%57.65M
Indiana5.8%8103K
Toledo4.1%7129K
Ole Miss2.6%480K
Alabama2.1%265K

Owners of Illinois land, by week

9999

Largest Illinois counties

Cook CountyDuPage CountyLake CountyWill CountyKane CountyMcHenry CountyWinnebago CountyMadison CountySt. Clair CountyChampaign CountySangamon CountyPeoria County