| Ontario Rank | Board Rank | School | Board | City | Type | Overall Score | 2023‑24 | 2022‑23 | 2021‑22 | 3‑Year Change | Website |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 688 | 8 | École secondaire catholique Champlain | CSDC du Nouvel-Ontario | Chelmsford | Catholic | 4.9 | 4.9 | 5.2 | 5.8 | -0.9 ↓ | Visit |
| 704 | 8 | Chelmsford Valley District Composite School | Rainbow DSB | Chelmsford | Public | 4.8 | 4.8 | 3.9 | 3.2 | +1.6 ↑ | Visit |