| Schroon Lake Central School District, NY (District) |
| Schulenburg ISD, TX (District) |
| Schulter, OK (District) |
| Schuyler Co. R-I, MO (District) |
| Schuyler Community Schools, NE (District) |
| Schuyler County, MO (ISD) |
| Schuyler County, IL (ISD) |
| Schuyler County, NY (ISD) |
| Schuyler-Industry CUSD 5, IL (District) |
| Schuylerville Central School District, NY (District) |
| Schuylkill County, PA (ISD) |
| Schuylkill Haven Area SD, PA (District) |
| Schuylkill Technology Centers, PA (District) |
| Schuylkill Valley SD, PA (District) |
| Sci-Camp Hill, PA (District) |
