St Justin Martyr Catholic Elementary School

Public · Elementary

140 Hollingham Rd, Unionville, ON, L3R8K4

+1 (905) 474-0284

York Catholic District School Board

Official website

Grades JK-8675 studentsopen

School information

Grades served: JK-8
Enrollment: 675
School organization: York Catholic District School Board

Academic Performance

Scores compare similar schools only within Ontario, never across Canada.

elementary

10.0 / 10

Grade 6 Mathematics: 94%
Grade 6 Reading: 99%
Grade 6 Writing: 100%
Grade 3 Mathematics: 98%
Grade 3 Reading: 98%
Grade 3 Writing: 98%

How Ontario assesses schools

EQAO, run by Education Quality and Accountability Office.

Ontario publishes provincial assessment results for individual schools.

Grades tested: 3, 6, 9, 10
Subjects: Reading, Writing, Mathematics, Literacy
Most recent year: 2024-2025

Results for this school

Elementary

Results published

A school without a score is not a school with a low score. Scores are only ever compared within Ontario and within the same stage — never between provinces, which use different tests.

Education Quality and Accountability Office

Enrolment over time

675 students in 2024-2025 — up 16% since 2011-2012. Roll as reported by Ontario, not a projection.

11–12580
12–13578
13–14578
14–15597
15–16633
16–17647
17–18649
18–19650
19–20665
20–21675
21–22595
22–23675
23–24660
24–25675

Some years are published as rounded or banded counts.

Programmes

Programmes Ontario lists for this school in 2023-2024. Only programmes the province publishes a register for can appear here, so this is not a full list of everything the school offers — and an absent programme does not mean it is not taught.