Notre Dame Catholic High School vs St Mary's Separate School
A head-to-head comparison of two schools in Ontario, Canada, 1.3 km apart, using official Canadian 2025 data. The better value in each row is highlighted.
Notre Dame Catholic High School
Carleton Place · Catholic secondary · Grades 9-12
555 students
St Mary's Separate School
Carleton Place · Catholic elementary · Grades 4-8
290 students
| Measure | Notre Dame Catholic High School Carleton Place, Ontario | St Mary's Separate School Carleton Place, Ontario |
|---|---|---|
| Success Index (Canada) | 64 Top 50% | 38 Lower 50% |
| Province rank | #235 of 766 | #2625 of 3,871 |
| National rank | #235 of 766 | #2625 of 3,871 |
| Sector | Catholic | Catholic |
| Type | Secondary | Elementary |
| Year range | Grades 9-12 | Grades 4-8 |
| Students | 555 | 290 |
| Enrolment | 555 | 290 |
| EQAO Grade 3 | – | – |
| EQAO Grade 6 | – | 61% |
| EQAO Grade 9 maths | 47% | – |
| OSSLT pass rate | 94% | – |
| Low-income households | 5% | 0% |
| Parents without a credential | 1% | 5% |
| First language not English | 4% | 0% |
| Special education | 35% | 30% |
| Identified as gifted | 0% | 0% |
| 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 | Carleton Place | Carleton Place |
| province | Ontario | Ontario |
| Website | www.notredame.cdsbeo.on.ca/ | www.stmarycp.cdsbeo.on.ca |
The verdict
- •Notre Dame Catholic High School scores higher on the Success Index (Canada) (63.9 vs 38.0).
- •Notre Dame Catholic High School is the larger school with 555 students compared with 290.
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 Notre Dame Catholic High School better than St Mary's Separate School?
On the Success Index (Canada), Notre Dame Catholic High School ranks higher (63.9 vs 38.0 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 Notre Dame Catholic High School and St Mary's Separate School?
About 1.3 km in a straight line, between Carleton Place and Carleton Place in Ontario.
Which has the better Enrolment?
Notre Dame Catholic High School: 555. St Mary's Separate School: 290. Students enrolled in the latest published year.
How do Notre Dame Catholic High School and St Mary's Separate School rank in Ontario?
Notre Dame Catholic High School is 235th of 766 and St Mary's Separate School is 2625th of 3,871 among secondary schools in Ontario on the 2025 Success Index (Canada).