| Ontario Rank | Board Rank | School | City | Type | Overall Score | 2023‑24 | 2022‑23 | 2021‑22 | 3‑Year Change | Website |
|---|---|---|---|---|---|---|---|---|---|---|
| 284 | 1 | St. Mary Catholic Secondary School | Cobourg | Catholic | 7.2 | 7.2 | 7.7 | 6.6 | +0.6 ↑ | Visit |
| 345 | 2 | St. Peter Catholic Secondary School | Peterborough | Catholic | 6.9 | 6.9 | 6.8 | 6.8 | +0.1 ↑ | Visit |
| 382 | 3 | Holy Cross Catholic Secondary School | Peterborough | Catholic | 6.7 | 6.7 | 6.7 | 5.9 | +0.8 ↑ | Visit |
| 388 | 4 | St. Stephen Catholic Secondary School | Bowmanville | Catholic | 6.7 | 6.7 | 6.7 | 6.5 | +0.2 ↑ | Visit |
| 466 | 5 | Holy Trinity Catholic Secondary School | Courtice | Catholic | 6.3 | 6.3 | 5.9 | 6.2 | +0.1 ↑ | Visit |
| 644 | 6 | St. Thomas Aquinas Catholic Secondary School | Lindsay | Catholic | 5.4 | 5.4 | 5.7 | 6.6 | -1.2 ↓ | Visit |
| 789 | 7 | PVNC Online Catholic School | Lindsay | Catholic | — | — | — | — | — | — |