| South Rock Creek, OK (District) |
| South Routt Re 3, CO (District) |
| South San Antonio ISD, TX (District) |
| South San Francisco Unified, CA (District) |
| South Sanpete District, UT (District) |
| South Scioto Academy, OH (PSA) |
| South Seattle Community College, WA (District) |
| South Seneca Central School District, NY (District) |
| South Shore Charter Public (District), MA (District) |
| South Shore CS, NY (PSA) |
| South Shore Regional Vocational Technical, MA (District) |
| South Shore School District, WI (District) |
| South Shore School District, SD (District) |
| South Side Area SD, PA (District) |
| South Side School District, AR (District) |
