| Adams Central High School |
| Boonville High School |
| Central Noble Jr-Sr High School |
| Eastbrook High School |
| Frankton High School |
| Gibson Southern High School |
| Hanover Central High School |
| Kankakee Valley High School |
| Lapel High School |
| Maconaquah High School |
| Madison-Grant High School |
| Mater Dei High School |
| Mississinewa High School |
| North Posey High School |
| North Wood High School |
| Northfield High School |
| Northwestern High School |
| Oak Hill High School |
| South Knox Middle/High School |
| Southwood Jr/Sr High School |
| Tecumseh High School |
| Traders Point Christian Schools |
| Triton Jr/Sr High School |
| White River Valley High School |
| William Henry Harrison High School |
