| Ontario Rank | Board Rank | School | Board | City | Type | Overall Score | 2023‑24 | 2022‑23 | 2021‑22 | 3‑Year Change | Website |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 271 | 8 | Thorold Secondary School | DSB Niagara | Thorold | Public | 7.3 | 7.3 | 5.7 | 5.5 | +1.8 ↑ | Visit |
| 777 | 9 | Pope Francis Catholic Secondary School | Niagara CDSB | Thorold | Catholic | — | — | — | — | — | — |
| 794 | 11 | Saint Kateri Tekakwitha Catholic Secondary School | Niagara CDSB | Thorold | Catholic | — | — | — | — | — | — |
| 798 | 12 | Niagara Catholic Online Secondary School | Niagara CDSB | Thorold | Catholic | — | — | — | — | — | — |