Holy Rosary Catholic Elementary School vs Mary Johnston Public School
A head-to-head comparison of two elementary schools in Ontario, Canada, 1.7 km apart, using official Canadian 2025 data. The better value in each row is highlighted.
Holy Rosary Catholic Elementary School
Waterloo · Catholic elementary · Grades JK-8
560 students
Mary Johnston Public School
Waterloo · Public elementary · Grades JK-6
375 students
| Measure | Holy Rosary Catholic Elementary School Waterloo, Ontario | Mary Johnston Public School Waterloo, Ontario |
|---|---|---|
| Success Index (Canada) | 43 Lower 50% | 78 Top 25% |
| Province rank | #2371 of 3,871 | #404 of 3,871 |
| National rank | #2371 of 3,871 | #404 of 3,871 |
| Sector | Catholic | Public |
| Type | Elementary | Elementary |
| Year range | Grades JK-8 | Grades JK-6 |
| Students | 560 | 375 |
| Enrolment | 560 | 375 |
| EQAO Grade 3 | 68.3% | 81% |
| EQAO Grade 6 | 78.3% | 89.3% |
| EQAO Grade 9 maths | – | – |
| OSSLT pass rate | – | – |
| Low-income households | 14% | 10% |
| Parents without a credential | 12% | 0% |
| First language not English | 38% | 20% |
| Special education | 14% | 5% |
| 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 | Waterloo | Waterloo |
| province | Ontario | Ontario |
| Website | holyrosary.wcdsb.ca | mjp.wrdsb.ca |
The verdict
- •Mary Johnston Public School scores higher on the Success Index (Canada) (77.8 vs 43.2).
- •Mary Johnston Public School does better on eqao grade 3 (reading, writing, maths) (81% vs 68.3%).
- •Mary Johnston Public School does better on eqao grade 6 (reading, writing, maths) (89.3% vs 78.3%).
- •Holy Rosary Catholic Elementary School is the larger school with 560 students compared with 375.
- •Holy Rosary Catholic Elementary School is a catholic school while Mary Johnston Public School is a public 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 Holy Rosary Catholic Elementary School better than Mary Johnston Public School?
On the Success Index (Canada), Mary Johnston Public School ranks higher (77.8 vs 43.2 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 Holy Rosary Catholic Elementary School and Mary Johnston Public School?
About 1.7 km in a straight line, between Waterloo and Waterloo in Ontario.
Which has the better Enrolment?
Holy Rosary Catholic Elementary School: 560. Mary Johnston Public School: 375. Students enrolled in the latest published year.
How do Holy Rosary Catholic Elementary School and Mary Johnston Public School rank in Ontario?
Holy Rosary Catholic Elementary School is 2371st of 3,871 and Mary Johnston Public School is 404th of 3,871 among elementary schools in Ontario on the 2025 Success Index (Canada).