Wethersfield High School
Earlville High School
Lena-Winslow High School
River Ridge High School
Auburn High School - Auburn
North Mac High School
Deerfield High School
Willows Academy
Plainfield South High School
Plainfield Central High School
Joliet West High School
Plainfield East High School
Minooka Community High School
Oswego High School
LaSalle-Peru High School
Ottawa Township High School
Moline High School
Sterling High School
Herscher High School
Reed-Custer High School
Harvard High School
Marengo High School
Warren Township High School
Libertyville High School
Athens High School
Routt Catholic High School
Boylan Catholic High School
Sycamore High School
Dixon High School
2026 IHSA Boys Basketball Regional Multi-team Event
Williamsville High School
Huntley High School
Rockford Auburn High School
Durand High School
Orangeville High School
Eastland High School
Byron High School
Forreston High School
Galena High School
Newman Central Catholic High School
Hinsdale South High School
Aurora Central Catholic High School
Lane Tech College Prep
Maine South High School
