| Concordia Parish, LA (District) |
| Concordia Parish, LA (ISD) |
| Concordia R-Ii, MO (District) |
| Concrete School District, WA (District) |
| Conde School District, SD (District) |
| Condon Sd 25J, OR (District) |
| Conecuh County, AL (ISD) |
| Conecuh County, AL (District) |
| Conejo Valley Unified, CA (District) |
| Conejos County, CO (ISD) |
| Conemaugh Township Area SD, PA (District) |
| Conemaugh Valley SD, PA (District) |
| Conestoga Public Schools, NE (District) |
| Conestoga Valley SD, PA (District) |
| Conewago Valley SD, PA (District) |
