Dundas Valley Secondary School vs St. Mary Catholic Secondary School
A head-to-head comparison of two secondary schools in Ontario, Canada, 4.0 km apart, using official Canadian 2025 data. The better value in each row is highlighted.
Dundas Valley Secondary School
Dundas · Public secondary · Grades 9-12
810 students
St. Mary Catholic Secondary School
Hamilton · Catholic secondary · Grades 9-12
935 students
| Measure | Dundas Valley Secondary School Dundas, Ontario | St. Mary Catholic Secondary School Hamilton, Ontario |
|---|---|---|
| Success Index (Canada) | 65 Top 50% | 68 Top 50% |
| Province rank | #222 of 766 | #197 of 766 |
| National rank | #222 of 766 | #197 of 766 |
| Sector | Public | Catholic |
| Type | Secondary | Secondary |
| Year range | Grades 9-12 | Grades 9-12 |
| Students | 810 | 935 |
| Enrolment | 810 | 935 |
| EQAO Grade 3 | – | – |
| EQAO Grade 6 | – | – |
| EQAO Grade 9 maths | 58% | 69% |
| OSSLT pass rate | 86% | 86% |
| Low-income households | 4% | 7% |
| Parents without a credential | 1% | 2% |
| First language not English | 6% | 9% |
| Special education | 26% | 22% |
| Identified as gifted | 6% | 1% |
| 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 | Dundas | Hamilton |
| province | Ontario | Ontario |
| Website | schools.hwdsb.on.ca/dundasvalley | stma.hwcdsb.ca/ |
The verdict
- •St. Mary Catholic Secondary School scores higher on the Success Index (Canada) (67.7 vs 65.0).
- •St. Mary Catholic Secondary School does better on eqao grade 9 mathematics (69% vs 58%).
- •St. Mary Catholic Secondary School is the larger school with 935 students compared with 810.
- •Dundas Valley Secondary School is a public school while St. Mary Catholic Secondary School is a catholic school, so fees and admission rules differ.
The Success Index (Canada) summarises published results and context from official data. It does not measure teaching quality or fit. Methodology.
Free academic assessment
Torn between two schools? Start with your child.
Whichever you choose, a free Success Tutoring assessment shows exactly where your child is in English and Maths and how to get ahead before the next school year.
- Personalised learning plan mapped to the Australian Curriculum
- English & Maths from Kindergarten to Year 12
- Flexible memberships, no lock-in contracts
- Centres across NSW, VIC, QLD, WA, SA and ACT
Frequently asked questions
Is Dundas Valley Secondary School better than St. Mary Catholic Secondary School?
On the Success Index (Canada), St. Mary Catholic Secondary School ranks higher (67.7 vs 65.0 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 Dundas Valley Secondary School and St. Mary Catholic Secondary School?
About 4.0 km in a straight line, between Dundas and Hamilton in Ontario.
Which has the better Enrolment?
Dundas Valley Secondary School: 810. St. Mary Catholic Secondary School: 935. Students enrolled in the latest published year.
How do Dundas Valley Secondary School and St. Mary Catholic Secondary School rank in Ontario?
Dundas Valley Secondary School is 222nd of 766 and St. Mary Catholic Secondary School is 197th of 766 among secondary schools in Ontario on the 2025 Success Index (Canada).