Schools
| Name | Years | Students |
|---|---|---|
| Deptford Township | 8 | 11 |
| Delsea Regional | 12 | 22 |
| Delran | 16 | 35 |
| Delbarton | 13 | 28 |
| Delaware Valley Regional | 14 | 25 |
| David Brearly | 6 | 12 |
| Cumberland Regional | 16 | 35 |
| Cresskill | 30 | 63 |
| Cranford High School | 62 | 423 |
| Cranford | 1 | 5 |
| Columbia-Maplewood | 8 | 18 |
| Columbia | 38 | 105 |
| Colonia | 7 | 9 |
| Cologne | 1 | 1 |
| Collingswood | 40 | 170 |
| College Hill, Montclair | 2 | 3 |
| Closter | 1 | 4 |
| Clifton | 37 | 106 |
| Cliffside Park | 5 | 7 |
| Clifford Scott, East Orange | 9 | 21 |