Charter School of Chicago (1999-2019) Crawford County Hutsonville High School, Hutsonville Oblong High School, Oblong Palestine High School, Palestine Robinson High School, Robinson Cumberland County Cumberland High School, Toledo Neoga Junior-Senior High School, Neoga DeKalb County DeKalb High School, DeKalb Genoa-Kingston High School, Genoa Hiawatha Jr/Sr High School, Kirkland Hinckley-Big Rock High School, Hinckley Indian Creek High School, Shabbona Sandwich Community High School, Sandwich, also serves students in Kendall and LaSalle counties Somonauk High School, Somonauk, also serves students in LaSalle County Sycamore High School, Sycamore DeWitt County Blue Ridge High School, Farmer City Clinton High School, Clinton Douglas County Arcola High School, Arcola Arthur-Lovington-Atwood-Hammond High School, Arthur Tuscola Community High School, Tuscola Villa Grove High School, Villa Grove DuPage County Addison Trail High School, Addison Bartlett High School, Bartlett Fenton High School, Bensenville Glenbard North High School, Carol Stream Hinsdale Central High School, Hinsdale Hinsdale South High School, Darien Lake Park High School, Roselle Westmont High School, Westmont Aurora Metea Valley High School Waubonsie Valley High School Downers Grove Downers Grove North High School Downers Grove South High School Elmhurst IC Catholic Prep Timothy Christian School York Community High School Glen Ellyn Glenbard South High School Glenbard West High School Lisle Benet Academy Lisle High School Lombard College Preparatory School of America Glenbard East High School Montini Catholic High School Naperville Naperville Central High School Naperville North High School Villa Park Islamic Foundation School Willowbrook High School Wheaton St. Francis High School Wheaton North High School Wheaton Warrenville South High School West Chicago West Chicago Community High School Wheaton Academy Defunct Driscoll Catholic High School, Addison (1966–2009) Indian Plains Alternative High School, Aurora (closed 2018) Midwest Military Academy, Wheaton (1931-1988) Edgar County Chrisman High School, Chrisman Kansas High School, Kansas Paris Cooperative High School, Paris Shiloh High School, Hume Edwards County Edwards County High School, Albion Effingham County Altamont High School, Altamont Beecher City Jr/Sr High School, Beecher City Dieterich Jr/Sr High School, Dieterich Teutopolis High School, Teutopolis Effingham Effingham High School St. Anthony High School Fayette County Brownstown Jr/Sr High School, Brownstown Ramsey High School, Ramsey St. Elmo Jr/Sr High School, St. Elmo Vandalia Community High School, Vandalia Ford County Gibson City-Melvin-Sibley High School, Gibson City Paxton-Buckley-Loda High School, Paxton Franklin County Benton Consolidated High School, Benton Christopher High School, Christopher Frankfort Community High School, West Frankfort Sesser-Valier High School, Sesser Thompsonville High School, Thompsonville Zeigler-Royalton High School,