Castor Valley Elementary School vs St Mary (Gloucester) Elementary School
A head-to-head comparison of two elementary schools in Ontario, Canada, 8.2 km apart, using official Canadian 2025 data. The better value in each row is highlighted.
Castor Valley Elementary School
Greely · Public elementary · Grades JK-8
685 students
St Mary (Gloucester) Elementary School
Gloucester · Catholic elementary · Grades JK-6
370 students
| Measure | Castor Valley Elementary School Greely, Ontario | St Mary (Gloucester) Elementary School Gloucester, Ontario |
|---|---|---|
| Success Index (Canada) | 65 Top 50% | 65 Top 50% |
| Province rank | #1053 of 3,871 | #1058 of 3,871 |
| National rank | #1053 of 3,871 | #1058 of 3,871 |
| Sector | Public | Catholic |
| Type | Elementary | Elementary |
| Year range | Grades JK-8 | Grades JK-6 |
| Students | 685 | 370 |
| Enrolment | 685 | 370 |
| EQAO Grade 3 | 80.7% | 81.3% |
| EQAO Grade 6 | 74.3% | 70% |
| EQAO Grade 9 maths | – | – |
| OSSLT pass rate | – | – |
| Low-income households | 2% | 0% |
| Parents without a credential | 1% | 0% |
| First language not English | 7% | 10% |
| Special education | 9% | 10% |
| Identified as gifted | 1% | 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 | Greely | Gloucester |
| province | Ontario | Ontario |
| Website | castorvalleyes.ocdsb.ca/ | mry.ocsb.ca |
The verdict
- •Both schools have almost identical Success Index (Canada) scores (65.3 vs 65.3).
- •St Mary (Gloucester) Elementary School does better on eqao grade 3 (reading, writing, maths) (81.3% vs 80.7%).
- •Castor Valley Elementary School does better on eqao grade 6 (reading, writing, maths) (74.3% vs 70%).
- •Castor Valley Elementary School is the larger school with 685 students compared with 370.
- •Castor Valley Elementary School is a public school while St Mary (Gloucester) 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 Castor Valley Elementary School better than St Mary (Gloucester) Elementary 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 Castor Valley Elementary School and St Mary (Gloucester) Elementary School?
About 8.2 km in a straight line, between Greely and Gloucester in Ontario.
Which has the better Enrolment?
Castor Valley Elementary School: 685. St Mary (Gloucester) Elementary School: 370. Students enrolled in the latest published year.
How do Castor Valley Elementary School and St Mary (Gloucester) Elementary School rank in Ontario?
Castor Valley Elementary School is 1053rd of 3,871 and St Mary (Gloucester) Elementary School is 1058th of 3,871 among elementary schools in Ontario on the 2025 Success Index (Canada).