| Cathedral City Elementary | 606 | regular | elementary |
| Cathedral City High | 1,334 | regular | high |
| Cathedral Home for Children | 12 | alternative | other |
| CATHELENE THOMAS EL | 435 | regular | elementary |
| Cather Elem School | 321 | regular | other |
| CATHERINE & COUNT BASIE MIDDLE SCHOOL 72 | 329 | regular | middle |
| Catherine A Dwyer Elementary School | 346 | regular | elementary |
| CATHERINE A. MILLER ELEMENTARY | 317 | regular | other |
| CATHERINE BELL EL | 560 | regular | other |
| Catherine E. Doyle Elementary School | 479 | regular | other |
| Catherine Everett Elementary | 428 | regular | elementary |
| Catherine Kolnaski Magnet School | 375 | regular | elementary |
| Catherine L. Zane Middle | 417 | regular | middle |
| CATHERINE M MCNAMARA ELEMENTARY SCHOOL | 494 | regular | other |
| Catherine M. McGee Middle School | 595 | regular | middle |
| Catherine T. Reed Elementary | 437 | regular | other |
| Catheryn Gates Elementary | 383 | regular | elementary |
| CATHEY MIDDLE | 827 | regular | middle |
| Catlettsburg Elementary School | 184 | regular | other |
| Catlettsburg Elementary School | 646 | regular | elementary |
| CATLIN MAGNET CENTER | 110 | regular | other |
| CATO ELEMENTARY SCHOOL | 305 | regular | other |
| Cato Middle College High School | 173 | regular | high |
| CATO-MERIDIAN ELEMENTARY SCHOOL | 463 | regular | other |
| CATO-MERIDIAN JUNIOR-SENIOR HIGH SCHOOL | 383 | regular | other |
| Catoctin Elementary | 601 | regular | other |
| Catoctin High | 823 | regular | high |
| Catoma Elementary School | 216 | regular | other |
| CATON MIDDLE | 170 | regular | middle |
| Catons Chapel Elementary | 290 | regular | other |
| Catonsville Center for Alternative Studies | 68 | alternative | high |
| Catonsville Elementary | 653 | regular | other |
| Catonsville High | 1,735 | regular | high |
| Catonsville Middle | 818 | regular | middle |
| CATOOSA HS | 542 | regular | high |
| Catskill Avenue Elementary | 419 | regular | elementary |
| CATSKILL ELEMENTARY SCHOOL | 550 | regular | other |
| CATSKILL MIDDLE SCHOOL | 264 | regular | middle |
| CATSKILL SENIOR HIGH SCHOOL | 394 | regular | high |
| CATTARAUGUS-ALLEGANY-ERIE-WYOMING BOCES | 452 | special-ed | other |
| CATTARAUGUS-LITTLE VALLEY ELEMENTARY SCHOOL | 319 | regular | other |
| CATTARAUGUS-LITTLE VALLEY HIGH SCHOOL | 256 | regular | high |
| CATTARAUGUS-LITTLE VALLEY MIDDLE SCHOOL | 234 | regular | elementary |
| Cattell Elementary School | 314 | regular | elementary |
| CAUGHLIN RANCH ELEMENTARY | 466 | regular | other |
| Caughman Road Elementary | 715 | regular | other |
| CAVALIER ELEMENTARY SCHOOL | 195 | regular | other |
| CAVALIER HIGH SCHOOL | 180 | regular | other |
| CAVANAUGH ELEMENTARY SCHOOL | 303 | regular | other |
| Cavanaugh School | 245 | regular | other |
