| SBE - Sweetwater Secondary, CA (District) |
| SBE - The New School of San Francisco, CA (District) |
| SBE - Vista Springs Charter, CA (District) |
| SBE - Watsonville Prep, CA (District) |
| Sc Jensen Corporation Inc. Dba Intelli-School, AZ (District) |
| Sc Public Charter School District, SC (District) |
| Scales Mound CUSD 211, IL (District) |
| Scappoose Sd 1J, OR (District) |
| Scarborough School Department, ME (District) |
| Scarsdale Union Free School District, NY (District) |
| Schaller-Crestland Comm School District, IA (District) |
| Schalmont Central School District, NY (District) |
| Schaumburg CCSD 54, IL (District) |
| Schenectady City School District, NY (District) |
| Schenectady County, NY (ISD) |
