| 3212000 | CEDAR RIDGE SCHOOL DISTRICT | 641 |
| 1702000 | CEDARVILLE SCHOOL DISTRICT | 721 |
| 5502000 | CENTERPOINT SCHOOL DISTRICT | 934 |
| 2402000 | CHARLESTON SCHOOL DISTRICT | 851 |
| 4802000 | CLARENDON SCHOOL DISTRICT | 446 |
| 3601000 | CLARKSVILLE SCHOOL DISTRICT | 2525 |
| 1305000 | CLEVELAND COUNTY SCHOOL DISTRICT | 705 |
| 7102000 | CLINTON SCHOOL DISTRICT | 1259 |
| 1201000 | CONCORD SCHOOL DISTRICT | 373 |
| 2301000 | CONWAY SCHOOL DISTRICT | 10001 |