Notre Dame Catholic School vs St Mary's High School
A head-to-head comparison of two schools in Ontario, Canada, 1.9 km apart, using official Canadian 2025 data. The better value in each row is highlighted.
Notre Dame Catholic School
Owen Sound · Catholic elementary · Grades 1-8
570 students
St Mary's High School
Owen Sound · Catholic secondary · Grades 9-12
1,035 students
| Measure | Notre Dame Catholic School Owen Sound, Ontario | St Mary's High School Owen Sound, Ontario |
|---|---|---|
| Success Index (Canada) | 29 Lower 50% | 30 Lower 50% |
| Province rank | #3064 of 3,871 | #589 of 766 |
| National rank | #3064 of 3,871 | #589 of 766 |
| Sector | Catholic | Catholic |
| Type | Elementary | Secondary |
| Year range | Grades 1-8 | Grades 9-12 |
| Students | 570 | 1,035 |
| Enrolment | 570 | 1,035 |
| EQAO Grade 3 | 53.3% | – |
| EQAO Grade 6 | 72.3% | – |
| EQAO Grade 9 maths | – | 44% |
| OSSLT pass rate | – | 80% |
| Low-income households | 12% | 10% |
| Parents without a credential | 6% | 6% |
| First language not English | 2% | 4% |
| Special education | 14% | 17% |
| 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 | Owen Sound | Owen Sound |
| province | Ontario | Ontario |
| Website | ndm.bgcdsb.org/ | smhs.bgcdsb.org/ |
The verdict
- •Both schools have almost identical Success Index (Canada) scores (28.9 vs 29.6).
- •St Mary's High School is the larger school with 1,035 students compared with 570.
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 School better than St Mary's High School?
The two schools are very close on the Success Index (Canada). Differences in sector, size, programmes and distance from home will matter more than the score.
How far apart are Notre Dame Catholic School and St Mary's High School?
About 1.9 km in a straight line, between Owen Sound and Owen Sound in Ontario.
Which has the better Enrolment?
Notre Dame Catholic School: 570. St Mary's High School: 1,035. Students enrolled in the latest published year.
How do Notre Dame Catholic School and St Mary's High School rank in Ontario?
Notre Dame Catholic School is 3064th of 3,871 and St Mary's High School is 589th of 766 among elementary schools in Ontario on the 2025 Success Index (Canada).