Sutton District High School

Public · Secondary

20798 Dalton Rd, Sutton, ON, L0E1R0

+1 (905) 722-3281

York Region District School Board

Official website

Grades 9-12470 studentsopen

School information

Grades served: 9-12
Enrollment: 470
School organization: York Region District School Board

Academic Performance

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

secondary

1.4 / 10

Grade 9 Mathematics: 16%
Grade 10 OSSLT, first attempt: 66%

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

470 students in 2024-2025 — down 32% since 2011-2012. Roll as reported by Ontario, not a projection.

11–12693
12–13673
13–14647
14–15578
15–16579
16–17543
17–18505
18–19470
19–20435
20–21440
21–22450
22–23460
23–24460
24–25470

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.