John McGregor Secondary School

Public · Secondary

300 Cecile Ave, Chatham, ON, N7M2C6

+1 (519) 354-1740

Lambton Kent District School Board

Official website

Grades 9-12560 studentsopen

School information

Grades served: 9-12
Enrollment: 560
School organization: Lambton Kent District School Board

Academic Performance

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

secondary

1.7 / 10

Grade 9 Mathematics: 33%
Grade 10 OSSLT, first attempt: 65%

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

Secondary

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

560 students in 2024-2025 — down 33% since 2011-2012. Roll as reported by Ontario, not a projection.

11–12832
12–13823
13–14730
14–15651
15–16650
16–17601
17–18608
18–19630
19–20635
20–21540
21–22590
22–23600
23–24600
24–25560

Some years are published as rounded or banded counts.

Programmes

Programmes Ontario lists for this school in 2025-2026. 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.