St Augustine Catholic High School vs St Theresa of Lisieux Catholic High School
A head-to-head comparison of two secondary schools in Ontario, Canada, 9.0 km apart, using official Canadian 2025 data. The better value in each row is highlighted.
St Augustine Catholic High School
Markham · Catholic secondary · Grades 9-12
1,575 students
St Theresa of Lisieux Catholic High School
Richmond Hill · Catholic secondary · Grades 9-12
1,590 students
| Measure | St Augustine Catholic High School Markham, Ontario | St Theresa of Lisieux Catholic High School Richmond Hill, Ontario |
|---|---|---|
| Success Index (Canada) | 82 Top 10% | 88 Top 5% |
| Province rank | #60 of 766 | #17 of 766 |
| National rank | #60 of 766 | #17 of 766 |
| Sector | Catholic | Catholic |
| Type | Secondary | Secondary |
| Year range | Grades 9-12 | Grades 9-12 |
| Students | 1,575 | 1,590 |
| Enrolment | 1,575 | 1,590 |
| EQAO Grade 3 | – | – |
| EQAO Grade 6 | – | – |
| EQAO Grade 9 maths | 97% | 91% |
| OSSLT pass rate | 96% | 97% |
| Low-income households | 11% | 9% |
| Parents without a credential | 2% | 1% |
| First language not English | 36% | 43% |
| Special education | 12% | 21% |
| Identified as gifted | 0% | 9% |
| FSA literacy score | – | – |
| FSA numeracy score | – | – |
| FSA Grade 4 literacy score | – | – |
| FSA Grade 4 numeracy score | – | – |
| FSA Grade 7 literacy score | – | – |
| FSA Grade 7 numeracy score | – | – |
| city or town | Markham | Richmond Hill |
| province | Ontario | Ontario |
| Website | stau.ycdsb.ca | stlh.ycdsb.ca/ |
The verdict
- •St Theresa of Lisieux Catholic High School scores higher on the Success Index (Canada) (88.0 vs 81.8).
- •St Augustine Catholic High School does better on eqao grade 9 mathematics (97% vs 91%).
- •St Theresa of Lisieux Catholic High School does better on osslt first-attempt pass rate (97% vs 96%).
- •St Theresa of Lisieux Catholic High School is the larger school with 1,590 students compared with 1,575.
The Success Index (Canada) summarises published results and context from official data. It does not measure teaching quality or fit. Methodology.
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Frequently asked questions
Is St Augustine Catholic High School better than St Theresa of Lisieux Catholic High School?
On the Success Index (Canada), St Theresa of Lisieux Catholic High School ranks higher (88.0 vs 81.8 out of 100). The index is built from published results and context data, not from teaching quality or fit, so visit both schools before deciding.
How far apart are St Augustine Catholic High School and St Theresa of Lisieux Catholic High School?
About 9.0 km in a straight line, between Markham and Richmond Hill in Ontario.
Which has the better Enrolment?
St Augustine Catholic High School: 1,575. St Theresa of Lisieux Catholic High School: 1,590. Students enrolled in the latest published year.
How do St Augustine Catholic High School and St Theresa of Lisieux Catholic High School rank in Ontario?
St Augustine Catholic High School is 60th of 766 and St Theresa of Lisieux Catholic High School is 17th of 766 among secondary schools in Ontario on the 2025 Success Index (Canada).