Diamond Trail Public School vs St Mary Catholic Elementary School
A head-to-head comparison of two elementary schools in Ontario, Canada, 1.2 km apart, using official Canadian 2025 data. The better value in each row is highlighted.
Diamond Trail Public School
Welland · Public elementary · Grades JK-8
520 students
St Mary Catholic Elementary School
Welland · Catholic elementary · Grades JK-8
205 students
| Measure | Diamond Trail Public School Welland, Ontario | St Mary Catholic Elementary School Welland, Ontario |
|---|---|---|
| Success Index (Canada) | 70 Top 25% | 23 Lower 50% |
| Province rank | #796 of 3,871 | #3336 of 3,871 |
| National rank | #796 of 3,871 | #3336 of 3,871 |
| Sector | Public | Catholic |
| Type | Elementary | Elementary |
| Year range | Grades JK-8 | Grades JK-8 |
| Students | 520 | 205 |
| Enrolment | 520 | 205 |
| EQAO Grade 3 | 83.3% | 55.7% |
| EQAO Grade 6 | 93.7% | 69.3% |
| EQAO Grade 9 maths | – | – |
| OSSLT pass rate | – | – |
| Low-income households | 13% | 20% |
| Parents without a credential | 7% | 10% |
| First language not English | 7% | 10% |
| Special education | 20% | 20% |
| 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 | Welland | Welland |
| province | Ontario | Ontario |
| Website | – | portal.niagaracatholic.ca/elementary/stmary-welland/ |
The verdict
- •Diamond Trail Public School scores higher on the Success Index (Canada) (70.2 vs 22.9).
- •Diamond Trail Public School does better on eqao grade 3 (reading, writing, maths) (83.3% vs 55.7%).
- •Diamond Trail Public School does better on eqao grade 6 (reading, writing, maths) (93.7% vs 69.3%).
- •Diamond Trail Public School is the larger school with 520 students compared with 205.
- •Diamond Trail Public School is a public school while St Mary Catholic Elementary 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.
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Frequently asked questions
Is Diamond Trail Public School better than St Mary Catholic Elementary School?
On the Success Index (Canada), Diamond Trail Public School ranks higher (70.2 vs 22.9 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 Diamond Trail Public School and St Mary Catholic Elementary School?
About 1.2 km in a straight line, between Welland and Welland in Ontario.
Which has the better Enrolment?
Diamond Trail Public School: 520. St Mary Catholic Elementary School: 205. Students enrolled in the latest published year.
How do Diamond Trail Public School and St Mary Catholic Elementary School rank in Ontario?
Diamond Trail Public School is 796th of 3,871 and St Mary Catholic Elementary School is 3336th of 3,871 among elementary schools in Ontario on the 2025 Success Index (Canada).