Markham District High School
🇨🇦 Official data · 2025Markham, Ontario L3P2M3 · York Region DSB
#100 of 766 secondary schools in Ontario
#100 of 766 nationally
About Markham District High School
Markham District High School is a public secondary located in Markham, in the York Region DSB school board or district of Ontario, Canada. It caters for Grades 9-12. In 2025 it enrolled 1,415 students. Publicly funded schools run by public school boards or districts; free to attend.
Its Success Index (Canada) is 77.2 out of 100, placing it in the top 25% of secondary schools in Canada and 100th of 766 ranked secondary schools in Ontario. Its strongest component is eqao grade 9 mathematics (90th percentile), and its weakest is parent education (fewer parents without a credential) (52th percentile).
Other published figures: enrolment 1,415; first language not english 51%; special education 17%; identified as gifted 12%.
There are 135 schools in Markham; Markham District High School ranks 17th of 60 scored schools there.
Success Index (Canada) breakdown
Each component is a percentile against secondary schools across Canada.
- EQAO Grade 3 (reading, writing, maths) (20%)–
- EQAO Grade 6 (reading, writing, maths) (25%)–
- EQAO Grade 9 mathematics (25%)77%
- OSSLT first-attempt pass rate (20%)92%
- FSA literacy score (25%)–
- FSA numeracy score (25%)–
- Community advantage (fewer low-income households) (10%)7%
- Parent education (fewer parents without a credential) (10%)4%
The Success Index (Canada) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for Markham District High School by the official sources.
- Enrolment
- 1,415
- Students enrolled in the latest published year.
- EQAO Grade 9 maths
- 77%
- % at or above the provincial standard in Grade 9 mathematics.
- OSSLT pass rate
- 92%
- % passing the Grade 10 literacy test on the first attempt.
- Low-income households
- 7%
- % of students living in low-income households.
- Parents without a credential
- 4%
- % of students whose parents have no degree, diploma or certificate.
- First language not English
- 51%
- % of students whose first language is not English.
- Special education
- 17%
- % of students receiving special education services.
- Identified as gifted
- 12%
- % of students identified as gifted.
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Schools near Markham District High School
Closest schools by straight-line distance, with their Success Index (Canada).
St Joseph Catholic Elementary School
Markham · Catholic elementary · Grades JK-8
585 students · 370 m away
Franklin Street Public School
Markham · Public elementary · Grades JK-8
485 students · 636 m away
Reesor Park Public School
Markham · Public elementary · Grades JK-8
445 students · 746 m away
William Armstrong Public School
Markham · Public elementary · Grades JK-8
220 students · 928 m away
St Kateri Tekakwitha Catholic Elementary School
Markham · Catholic elementary · Grades JK-8
275 students · 1.2 km away
E T Crowle Public School
Markham · Public elementary · Grades JK-8
265 students · 1.3 km away
James Robinson Public School
Markham · Public elementary · Grades JK-8
435 students · 1.5 km away
St Brother André Catholic High School
Markham · Catholic secondary · Grades 9-12
1,280 students · 1.6 km away
Cornell Village Public School
Markham · Public elementary · Grades JK-8
520 students · 1.7 km away
St Patrick Catholic Elementary School
Markham · Catholic elementary · Grades JK-8
250 students · 2.0 km away
Similar schools
Public secondary schools in Ontario with a comparable Enrolment.
Brooklin High School
Whitby · Public secondary · Grades 9-12
1,415 students
Jean Augustine Secondary School
Brampton · Public secondary · Grades 9-12
1,415 students
Rick Hansen Secondary School
Mississauga · Public secondary · Grades 9-12
1,415 students
Alexander MacKenzie High School
Richmond Hill · Public secondary · Grades 9-12
1,415 students
Stratford District Secondary School
Stratford · Public secondary · Grades 9-12
1,420 students
O'Neill Collegiate and Vocational Institute
Oshawa · Public secondary · Grades 9-12
1,410 students
Frequently asked questions
Is Markham District High School a good school?
Markham District High School has a Success Index (Canada) of 77.2 out of 100 (Top 25% of secondary schools in Canada) and ranks #100 of 766 in Ontario. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does Markham District High School rank in Ontario?
Markham District High School ranks #100 of 766 secondary schools in Ontario and #100 of 766 nationally on the Success Index (Canada) (2025 data).
How many students attend Markham District High School?
Markham District High School had 1,415 students in 2025.
Is Markham District High School a elementary school or a secondary school?
Markham District High School is classified as a secondary covering Grades 9-12. It is a public school.
What other schools are near Markham District High School?
There are 10 schools within 15 km of Markham District High School; they are listed on this page with their Success Index (Canada) and distance, and can be compared side by side.