| Ontario Rank | Board Rank | School | City | Type | Overall Score | 2023‑24 | 2022‑23 | 2021‑22 | 3‑Year Change | Website |
|---|---|---|---|---|---|---|---|---|---|---|
| 311 | 1 | Ursuline College Chatham Catholic Secondary School | Chatham | Catholic | 7.1 | 7.1 | 6.9 | 6.7 | +0.4 ↑ | Visit |
| 438 | 2 | St Patrick's Catholic High School | Sarnia | Catholic | 6.5 | 6.5 | 6.6 | 6.0 | +0.5 ↑ | Visit |