| Andrew High School | Tinley Park | Northeast | 2022 |
| Belvidere North High School | Belvidere | North Central | 2022 |
| Brother Rice High School | Chicago | Chicago | 2022 |
| Coal City High School | Coal City | Prairie 8 | 2022 |
| Dunlap High School | Dunlap | Hopewell | 2022 |
| Fisher High School | Fisher | Kickapoo | 2022 |
| Galatia High School | Galatia | Little Egypt | 2022 |
| Goreville High School | Goreville | Little Egypt | 2022 |
| Grayslake North High School | Grayslake | Northeast | 2022 |
| H.D. Jacobs High School | Algonquin | North Central | 2022 |
| Hardin County High School | Elizabethtown | Little Egypt | 2022 |
| Holy Trinity High School | Chicago | Chicago | 2022 |
| Horizon Science Academy - McKinley | Chicago | Chicago | 2022 |
| Islamic Foundation School | Villa Park | Northeast | 2022 |
| Lawrenceville High School | Lawrenceville | Eastern | 2022 |
| Leo High School | Chicago | Chicago | 2022 |
| Libertyville High School | Libertyville | Northeast | 2022 |
| Loyola Academy | Wilmette | Northeast | 2022 |
| Marengo High School | Marengo | North Central | 2022 |
| Martinsville High School | Martinsville | Eastern | 2022 |
| Meridian High School | Mounds | Hopewell | 2022 |
| North Lawndale College Prep High School | Chicago | Chicago | 2022 |
| Pinckneyville High School | Pinckneyville | Little Egypt | 2022 |
| Plano High School | Plano | Prairie 8 | 2022 |
| Quest Charter Academy | Peoria | Hopewell | 2022 |
| Red Bud High School | Red Bud | Kaskaskia | 2022 |
| St. Ignatius College Prep | Chicago | Chicago | 2022 |
| Timothy Christian High School | Elmhurst | Northeast | 2022 |
| Tinley Park High School | Tinley Park | Northeast | 2022 |
| Tuscola High School | Tuscola | Kickapoo | 2022 |
| United Township High School | East Moline | Blackhawk | 2022 |
| Warrensburg-Latham High School | Warrensburg | Cenois | 2022 |
| Wauconda High School | Wauconda | Northeast | 2022 |
| Wheaton North High School | Wheaton | Northeast | 2022 |
| Willowbrook High School | Villa Park | Northeast | 2022 |