| Carver-Scott Educational Coop., MN (District) |
| Cary CCSD 26, IL (District) |
| Casa Esperanza Montessori, NC (District) |
| Casa Grande Elementary District, AZ (District) |
| Casa Grande Union High School District, AZ (District) |
| Casa Richard Academy, MI (PSA) |
| Cascade, MT (District) |
| Cascade Career Prep High School, OH (PSA) |
| Cascade Career Prep High School, OH (PSA) |
| Cascade County, MT (ISD) |
| Cascade District, ID (District) |
| Cascade Elem, MT (District) |
| Cascade H S, MT (District) |
| Cascade School District, WA (District) |
| Cascade Sd 5, OR (District) |
