Best secondary schools in Peterborough (2025)
Secondary (high) schools and combined schools. Ranked by the Success Index (Canada) from official Canadian data; 7 schools in Peterborough, Ontario. Rank positions shown on each profile are within Canada and Ontario.
- 157St. Peter Catholic Secondary SchoolPeterborough · Catholic Secondary83% OSSLT pass rate · 1,035 students
- 253Crestwood Secondary SchoolPeterborough · Public Secondary84% OSSLT pass rate · 715 students
- 348Adam Scott Collegiate and Vocational InstitutePeterborough · Public Secondary85% OSSLT pass rate · 1,055 students
- 442Thomas A Stewart Secondary SchoolPeterborough · Public Secondary76% OSSLT pass rate · 1,260 students
- 536Holy Cross Catholic Secondary SchoolPeterborough · Catholic Secondary71% OSSLT pass rate · 840 students
- 626Peterborough Collegiate and Vocational SchoolPeterborough · Public Secondary385 Enrolment · 385 students
- 710Kenner Collegiate and Vocational InstitutePeterborough · Public Secondary68% OSSLT pass rate · 525 students
| # | School | Sector | Success Index (Canada) | Key result | Students |
|---|---|---|---|---|---|
| 1 | St. Peter Catholic Secondary School Peterborough · Secondary · Grades 9-12 | Catholic | 56.9 Top 50% | 83% OSSLT pass rate | 1,035 |
| 2 | Crestwood Secondary School Peterborough · Secondary · Grades 9-12 | Public | 53.1 Top 50% | 84% OSSLT pass rate | 715 |
| 3 | Adam Scott Collegiate and Vocational Institute Peterborough · Secondary · Grades 9-12 | Public | 47.6 Lower 50% | 85% OSSLT pass rate | 1,055 |
| 4 | Thomas A Stewart Secondary School Peterborough · Secondary · Grades 9-12 | Public | 41.8 Lower 50% | 76% OSSLT pass rate | 1,260 |
| 5 | Holy Cross Catholic Secondary School Peterborough · Secondary · Grades 9-12 | Catholic | 36.4 Lower 50% | 71% OSSLT pass rate | 840 |
| 6 | Peterborough Collegiate and Vocational School Peterborough · Secondary · Grades 9-12 | Public | 25.8 Lower 50% | 385 Enrolment | 385 |
| 7 | Kenner Collegiate and Vocational Institute Peterborough · Secondary · Grades 9-12 | Public | 9.7 Lower 50% | 68% OSSLT pass rate | 525 |
St. Peter Catholic Secondary School in Peterborough leads the 2025 list of secondary schools in Peterborough with a Success Index (Canada) of 56.9. Of the 7 schools shown, 5 are public, 2 are catholic.
For the full picture see the wider Ontario secondary schools rankings, every school on the Peterborough page, or the comparison tool to put a shortlist side by side.
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Frequently asked questions
What is the best secondary school in Peterborough?
St. Peter Catholic Secondary School in Peterborough, Ontario ranks first among secondary schools in Peterborough with a Success Index (Canada) of 56.9 out of 100 (Enrolment: 1,035).
How are secondary schools in Peterborough ranked?
Each school's Success Index (Canada) combines 8 factors: eqao grade 3 (reading, writing, maths) (20%), eqao grade 6 (reading, writing, maths) (25%), eqao grade 9 mathematics (25%), osslt first-attempt pass rate (20%), fsa literacy score (25%), fsa numeracy score (25%), community advantage (fewer low-income households) (10%), parent education (fewer parents without a credential) (10%). Each factor is a percentile against schools of the same type across Canada. Schools with fewer than 60 students are excluded from rankings.
Are these 2025 rankings official?
No. They are computed by Success Tutoring from official Canadian data (Ontario – School information and student demographics; BC Data Catalogue – Foundation Skills Assessment). Provinces publish different assessments, so scores are comparable within a province, not between provinces.