| Ontario Rank | Board Rank | School | City | Type | Overall Score | 2023‑24 | 2022‑23 | 2021‑22 | 3‑Year Change | Website |
|---|---|---|---|---|---|---|---|---|---|---|
| 224 | 1 | St Marys D.C. & V. I. High School | St Marys | Public | 7.5 | 7.5 | 7.2 | 6.9 | +0.6 ↑ | Visit |
| 372 | 2 | Central Huron Secondary School | Clinton | Public | 6.8 | 6.8 | 6.0 | 6.0 | +0.8 ↑ | Visit |
| 509 | 3 | Mitchell District High School | Mitchell | Public | 6.2 | 6.2 | 6.9 | 6.8 | -0.6 ↓ | Visit |
| 515 | 4 | South Huron District High School | Exeter | Public | 6.2 | 6.2 | 5.9 | 5.5 | +0.7 ↑ | Visit |
| 541 | 5 | Stratford District Secondary School | Stratford | Public | 6.0 | 6.0 | 6.2 | 6.4 | -0.4 ↓ | Visit |
| 545 | 6 | Goderich District Collegiate Institute | Goderich | Public | 6.0 | 6.0 | 6.5 | 6.9 | -0.9 ↓ | Visit |
| 566 | 7 | Listowel District Secondary School | Listowel | Public | 5.9 | 5.9 | 6.0 | 5.9 | 0.0 → | Visit |
| 627 | 8 | F E Madill Secondary School | Wingham | Public | 5.6 | 5.6 | 5.6 | 5.1 | +0.5 ↑ | Visit |
| 813 | 9 | Avon Maitland District E-learning Centre | Clinton | Public | — | — | — | — | — | Visit |