| Silver Creek | - | Varsity | Small | 0 | | |
| Silver Creek High School | - | Varsity | Small | 0 | | |
| Silver Creek High School | - | Varsity | Medium | 0 | | |
| Silver Creek High School | - | Varsity | Small | 0 | | |
| Silver Creek High School | - | Varsity | Small | 0 | | |
| Silverado High School | - | Varsity | Small | 0 | | |
| Simon Kenton High School | - | Varsity | Large | 0 | | |
| Simon Kenton High School | - | Varsity | Medium | 0 | | |
| Simon Kenton High School | - | Varsity | Medium | 0 | | |
| Simon Kenton High School | - | Varsity | Medium | 0 | | |
| Simon Kenton High School | - | Varsity | Small | 0 | | |
| Skutt Catholic High School | - | Varsity | Small | 0 | | |
| Skutt Catholic High School | - | Varsity | Small | 0 | | |
| Sky View High School | - | Varsity | Large | 0 | | |
| Sky View High School | - | Varsity | Medium | 0 | | |
| Sky View High School | - | Varsity | Medium | 0 | | |
| Skyline High School | - | Varsity | Large | 0 | | |
| Skyline High School | - | Varsity | Small | 0 | | |
| Skyline High School | - | Varsity | Large | 0 | | |
| Skyline High School | - | Varsity | - | 0 | | |
| Skyline High School | - | Varsity | Small | 0 | | |
| Skyridge High School | - | Varsity | Small | 0 | | |
| Skyridge High School | - | - | - | 0 | | |
| Skyridge High School | - | Varsity | Small | 0 | | |
| SLA at Beeber High School | - | Varsity | Medium | 0 | | |
| SLA at Beeber High School | - | Varsity | - | 0 | | |
| SLAM NEVADA | - | Varsity | - | 0 | | |
| Slidell High School | - | Varsity | Large | 0 | | |
| Slidell High School | - | Varsity | - | 0 | | |
| Smith County High School | - | Varsity | Medium | 0 | | |
| Smiths Station High School | - | Varsity | Medium | 0 | | |
| Smiths Station High School | - | Varsity | - | 0 | | |
| Smithson Valley High School | - | Varsity | - | 0 | | |
| Smithson Valley High School | - | Varsity | - | 0 | | |
| Smithson Valley High School | - | Junior | - | 0 | | |
| Smithson Valley High School | - | Varsity | Large | 0 | | |
| Smithson Valley High School | - | Varsity | - | 0 | | |
| Smithtown High School East | - | Varsity | Small | 0 | | |
| Smithtown High School East | - | Varsity | Small | 0 | | |
| Smithtown High School East | - | Varsity | Small | 0 | | |
| Smithtown High School East | - | Varsity | Medium | 0 | | |
| Smithtown High School West | - | Varsity | Medium | 0 | | |
| Smithtown High School West | - | Varsity | Small | 0 | | |
| Smithtown High School West | - | Varsity | Medium | 0 | | |
| Smithtown High School West | - | Varsity | - | 0 | | |
| Smithtown High School West | - | Varsity | Medium | 0 | | |
| Smithville High School | - | Varsity | Medium | 0 | | |
| Smithville High School | - | Junior | - | 0 | | |
| Smoky Hill High School | - | Varsity | Large | 0 | | |
| Smoky Hill High School | - | Varsity | Small | 0 | | |
| Smoky Hill High School | - | Varsity | Small | 0 | | |
| Smoky Hill High School | - | Varsity | Small | 0 | | |
| Smoky Hill High School | - | Varsity | Small | 0 | | |
| Smyrna High School | - | Varsity | - | 0 | | |
| Smyrna High School | - | Varsity | Small | 0 | | |
| Smyrna High School | - | Varsity | - | 0 | | |
| Smyrna High School | - | Varsity | - | 0 | | |
| Snow Canyon High School | - | Varsity | Large | 0 | | |
| Snow Canyon High School | - | Varsity | Small | 0 | | |
| Snow Canyon High School | - | Varsity | Large | 0 | | |
| Snow Canyon High School | - | Varsity | Small | 0 | | |
| Snow Canyon High School | - | Varsity | Large | 0 | | |
| Snow Canyon High School | - | - | Large | 0 | | |
| Soddy Daisy High School | - | Varsity | Small | 0 | | |
| Soddy Daisy High School | - | Varsity | - | 0 | | |
| Soddy Daisy High School | - | Varsity | - | 0 | | |
| Soddy Daisy High School | - | Varsity | Small | 0 | | |
| Somerset Academy South Homestead | - | Varsity | - | 0 | | |
| Somerset Canyons Charter School | - | Varsity | Medium | 0 | | |
| Somerset Canyons Charter School | - | Varsity | Medium | 0 | | |
| Somerset Canyons Charter School | - | Junior | - | 0 | | |
| Somerset Canyons Charter School | - | Varsity | - | 0 | | |
| Somerset High School | - | Varsity | Medium | 0 | | |
| Somerset High School | - | Varsity | Small | 0 | | |
| Somerset High School | - | Varsity | Medium | 0 | | |
| Somerset High School | - | Varsity | Small | 0 | | |
| Somerset High School | - | Varsity | - | 0 | | |
| Somerset High School | - | Varsity | Large | 0 | | |
| Sonia Sotomayor High School | - | Varsity | Medium | 0 | | |
| Sonora High School | - | Varsity | Medium | 0 | | |
| Sonora High School | - | Varsity | Medium | 0 | | |
| Sonora High School | - | Junior | Medium | 0 | | |
| Souderton High School | - | Varsity | Medium | 0 | | |
| Souderton High School | - | Varsity | Small | 0 | | |
| Souderton High School | - | Varsity | Small | 0 | | |
| Souderton High School | - | Varsity | Small | 0 | | |
| Souderton High School | - | Varsity | Medium | 0 | | |
| South Aiken High School | - | Junior | Large | 0 | | |
| South Brunswick High School | - | Varsity | Small | 0 | | |
| South Brunswick High School | - | Varsity | - | 0 | | |
| South Brunswick High School | - | Varsity | Small | 0 | | |
| South Brunswick High School | - | Varsity | - | 0 | | |
| South Brunswick High School | - | Varsity | Large | 0 | | |
| South Caldwell High School | - | Varsity | Small | 0 | | |
| South Caldwell High School | - | Varsity | Small | 0 | | |
| South Dearborn High School | - | Varsity | Medium | 0 | | |
| South Fayette Township High School | - | Varsity | Small | 0 | | |
| South Fulton High School | - | - | - | 0 | | |
| South Garland High School | - | Varsity | Medium | 0 | | |
| South Hills High School | - | Varsity | Small | 0 | | |