Secondary Schools by EQAO Results in York CDSB (2025)
Ontario secondary schools ranked by the OSSLT first-attempt pass rate, with Grade 9 mathematics as the tiebreaker. Listed with official data; 15 schools in York CDSB, Ontario. Rank positions shown on each profile are within Canada and Ontario.
- 188St Theresa of Lisieux Catholic High SchoolRichmond Hill · Catholic SecondaryOSSLT pass: 97% · G9 maths 91%
- 282St Augustine Catholic High SchoolMarkham · Catholic SecondaryOSSLT pass: 96% · G9 maths 97%
- 384St Robert Catholic High SchoolThornhill · Catholic SecondaryOSSLT pass: 96% · G9 maths 92%
- 476St Brother André Catholic High SchoolMarkham · Catholic SecondaryOSSLT pass: 94% · G9 maths 69%
- 577Our Lady Queen of the World CA High SchoolRichmond Hill · Catholic SecondaryOSSLT pass: 93% · G9 maths 79%
- 677Cardinal Carter Catholic Secondary SchoolAurora · Catholic SecondaryOSSLT pass: 93% · G9 maths 69%
- 768St Elizabeth Catholic High SchoolThornhill · Catholic SecondaryOSSLT pass: 92% · G9 maths 59%
- 869Father Michael McGivney Catholic High SchoolMarkham · Catholic SecondaryOSSLT pass: 91% · G9 maths 82%
- 976Father Bressani Catholic High SchoolWoodbridge · Catholic SecondaryOSSLT pass: 91% · G9 maths 70%
- 1064St Maximilian Kolbe High SchoolAurora · Catholic SecondaryOSSLT pass: 87% · G9 maths 61%
- 1160Sacred Heart Catholic High SchoolNewmarket · Catholic SecondaryOSSLT pass: 85% · G9 maths 62%
- 1255St Jean de Brebeuf Catholic High SchoolWoodbridge · Catholic SecondaryOSSLT pass: 85% · G9 maths 57%
- 1355Our Lady of the Lake Catholic Academy High SchoolKeswick · Catholic SecondaryOSSLT pass: 84% · G9 maths 56%
- 1449St Joan of Arc Catholic High SchoolMaple · Catholic SecondaryOSSLT pass: 82% · G9 maths 54%
- 1560Holy Cross Catholic Academy High SchoolWoodbridge · Catholic SecondaryOSSLT pass: 79% · G9 maths 70%
| # | School | Sector | OSSLT pass | Success Index (Canada) | Key result | Students |
|---|---|---|---|---|---|---|
| 1 | St Theresa of Lisieux Catholic High School Richmond Hill · Secondary · Grades 9-12 | Catholic | 97% · G9 maths 91% | 88.0 Top 5% | 97% OSSLT pass rate | 1,590 |
| 2 | St Augustine Catholic High School Markham · Secondary · Grades 9-12 | Catholic | 96% · G9 maths 97% | 81.8 Top 10% | 96% OSSLT pass rate | 1,575 |
| 3 | St Robert Catholic High School Thornhill · Secondary · Grades 9-12 | Catholic | 96% · G9 maths 92% | 83.8 Top 10% | 96% OSSLT pass rate | 1,705 |
| 4 | St Brother André Catholic High School Markham · Secondary · Grades 9-12 | Catholic | 94% · G9 maths 69% | 76.4 Top 25% | 94% OSSLT pass rate | 1,280 |
| 5 | Our Lady Queen of the World CA High School Richmond Hill · Secondary · Grades 9-12 | Catholic | 93% · G9 maths 79% | 76.9 Top 25% | 93% OSSLT pass rate | 1,200 |
| 6 | Cardinal Carter Catholic Secondary School Aurora · Secondary · Grades 9-12 | Catholic | 93% · G9 maths 69% | 77.0 Top 25% | 93% OSSLT pass rate | 1,375 |
| 7 | St Elizabeth Catholic High School Thornhill · Secondary · Grades 9-12 | Catholic | 92% · G9 maths 59% | 68.4 Top 25% | 92% OSSLT pass rate | 1,065 |
| 8 | Father Michael McGivney Catholic High School Markham · Secondary · Grades 9-12 | Catholic | 91% · G9 maths 82% | 69.1 Top 25% | 91% OSSLT pass rate | 1,170 |
| 9 | Father Bressani Catholic High School Woodbridge · Secondary · Grades 9-12 | Catholic | 91% · G9 maths 70% | 76.2 Top 25% | 91% OSSLT pass rate | 1,405 |
| 10 | St Maximilian Kolbe High School Aurora · Secondary · Grades 9-12 | Catholic | 87% · G9 maths 61% | 64.1 Top 50% | 87% OSSLT pass rate | 1,245 |
| 11 | Sacred Heart Catholic High School Newmarket · Secondary · Grades 9-12 | Catholic | 85% · G9 maths 62% | 59.8 Top 50% | 85% OSSLT pass rate | 1,240 |
| 12 | St Jean de Brebeuf Catholic High School Woodbridge · Secondary · Grades 9-12 | Catholic | 85% · G9 maths 57% | 54.9 Top 50% | 85% OSSLT pass rate | 1,510 |
| 13 | Our Lady of the Lake Catholic Academy High School Keswick · Secondary · Grades 9-12 | Catholic | 84% · G9 maths 56% | 54.5 Top 50% | 84% OSSLT pass rate | 320 |
| 14 | St Joan of Arc Catholic High School Maple · Secondary · Grades 9-12 | Catholic | 82% · G9 maths 54% | 48.6 Lower 50% | 82% OSSLT pass rate | 975 |
| 15 | Holy Cross Catholic Academy High School Woodbridge · Secondary · Grades 9-12 | Catholic | 79% · G9 maths 70% | 60.4 Top 50% | 79% OSSLT pass rate | 1,295 |
St Theresa of Lisieux Catholic High School in Richmond Hill leads the 2025 list of secondary schools by eqao results in York CDSB with OSSLT pass 97% · G9 maths 91%. Of the 15 schools shown, 15 are catholic.
For the full picture see the wider Ontario secondary schools by eqao results rankings, every school on the York CDSB page, or the comparison tool to put a shortlist side by side.
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Frequently asked questions
What is the best eqao (secondary) school in York CDSB?
St Theresa of Lisieux Catholic High School in Richmond Hill, Ontario ranks first among secondary schools by eqao results in York CDSB with OSSLT pass 97% · G9 maths 91% (Enrolment: 1,590).
How are secondary schools by eqao results in York CDSB ranked?
Ontario secondary schools ranked by the OSSLT first-attempt pass rate, with Grade 9 mathematics as the tiebreaker. Figures are the most recent published by the national authority and matched to the school directory.
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.