Schools
All schools
Only schools that competed in 2026-27
| School Name | State | Teams |
|---|---|---|
| Rolling Meadows | IL | 1 |
| Roscommon | MI | 2 |
| Roswell | GA | 1 |
| Round Rock High School | TX | 2 |
| Rouse High School | TX | 1 |
| Ruamrudee | Unknown | 1 |
| Ruamrudee International School | Unknown | 2 |
| Rucker-Stewart Middle | TN | 1 |
| Rushville | MO | 2 |
| Rushville-Industry | MO | 1 |
| Russell | KY | 2 |
| Russell Middle | CA | 1 |
| SIU-Edwardsville | KY | 1 |
| STEM Early College | Unknown | 1 |
| Saint Francis Borgia | MO | 1 |
| Saint Francis High School | CA | 1 |
| Saint Joseph | OH | 2 |
| Saint Mary | KY | 1 |
| Saint Stephen's Episcopal | FL | 2 |
| Saint Viator | IL | 2 |