| Mason, OK (District) |
| Mason City Comm School District, IA (District) |
| Mason City School District, OH (District) |
| Mason Consolidated Schools (Monroe), MI (District) |
| Mason County, WA (ISD) |
| Mason County, WV (ISD) |
| Mason County, IL (ISD) |
| Mason County, TX (ISD) |
| Mason County, KY (Phantom) |
| Mason County Central Schools, MI (District) |
| Mason County Eastern Schools, MI (District) |
| Mason County Schools, KY (District) |
| Mason County Schools, WV (District) |
| Mason ISD, TX (District) |
| Mason Public Schools (Ingham), MI (District) |
