| State-Sponsored Charter Schools, NV (District) |
| Staten Island Community Charter School, NY (PSA) |
| Staten Island Hebrew Cs, NY (PSA) |
| Statesville Housing Authority, NC (District) |
| Statewide, MI (ISD) |
| Staunton, VA (District) |
| Staunton CUSD 6, IL (District) |
| Ste. Genevieve Co. R-Ii, MO (District) |
| Ste. Genevieve County, MO (ISD) |
| STEAM Academy Charter School, MN (PSA) |
| STEAM Academy of Warren, OH (PSA) |
| STEAM Academy of Warrensville Heights, OH (PSA) |
| Steamboat Springs Re-2, CO (District) |
| Steaming Ahead for Success, NM (PSA) |
| Stearns County, MN (ISD) |
