| Thompson High School | - | Varsity | Medium | 0 | | |
| Thompson High School | - | Varsity | - | 0 | | |
| Thrall High School | - | Varsity | Medium | 0 | | |
| Timber Creek High School | - | Varsity | Medium | 0 | | |
| Timberland High School | - | Varsity | Medium | 0 | | |
| Timberland High School | - | Varsity | Medium | 0 | | |
| Timnath High School | - | Varsity | Medium | 0 | | |
| Timpanogos High School | - | Varsity | Medium | 0 | | |
| Timpview High School | - | Varsity | Medium | 0 | | |
| Timpview High School | - | - | Large | 0 | | |
| Tishomingo County High School | - | Varsity | Medium | 0 | | |
| Tishomingo County High School | - | Varsity | Medium | 0 | | |
| Tocoi Creek High School | - | Varsity | Small | 0 | | |
| Todd County Central High School | - | Varsity | Medium | 0 | | |
| Trimble County High School | - | Varsity | Small | 0 | | |
| Trimble County High School | - | Varsity | Medium | 0 | | |
| Triton Central High School | - | Varsity | Medium | 0 | | |
| Tuckahoe Union Free School District | - | Varsity | Small | 0 | | |
| Tuckahoe Union Free School District | - | Varsity | Small | 0 | | |
| Tuloso Midway High School | - | Varsity | - | 0 | | |
| Tupelo Christian Preparatory | - | Varsity | Medium | 0 | | |
| Tupelo Christian Preparatory | - | Varsity | - | 0 | | |
| Unicoi County High School | - | Varsity | Medium | 0 | | |
| Unicoi County High School | - | Varsity | Medium | 0 | | |
| Union High School | - | Varsity | Medium | 0 | | |