Schools
| Name | Years | Students |
|---|---|---|
| St. Peters | 5 | 6 |
| Steinert | 11 | 22 |
| Steinert, Trenton | 1 | 1 |
| Sterling Regional, Somerdale | 20 | 27 |
| Stewartsville | 1 | 1 |
| Stuart County Day School | 2 | 2 |
| Summit | 58 | 222 |
| Teaneck | 26 | 99 |
| Tenafly | 43 | 143 |
| Tenafly | 1 | 2 |
| Thomas Jefferson, Elizabeth | 6 | 14 |
| Timber Creek HS | 2 | 2 |
| Timothy Christian | 2 | 2 |
| Toms River | 15 | 34 |
| Toms River East | 26 | 40 |
| Toms River North | 21 | 32 |
| Toms River South | 23 | 36 |
| Totowa Boro | 1 | 1 |
| Trenton | 1 | 2 |
| Trenton, Hamilton Twp. | 3 | 28 |