| Ontario Rank | Board Rank | School | Board | City | Type | Overall Score | 2023‑24 | 2022‑23 | 2021‑22 | 3‑Year Change | Website |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 226 | 4 | Blessed Trinity Catholic Secondary School | Niagara CDSB | Grimsby | Catholic | 7.4 | 7.4 | 7.7 | 8.0 | -0.6 ↓ | Visit |
| 236 | 7 | Grimsby Secondary School | DSB Niagara | Grimsby | — | 7.4 | — | — | 7.4 | — | — |