Cosburn Middle School
🇨🇦 Official data · 2025East York, Ontario M4J2P1 · Toronto DSB
#1662 of 3,871 elementary schools in Ontario
#1662 of 3,871 nationally
About Cosburn Middle School
Cosburn Middle School is a public elementary located in East York, in the Toronto DSB school board or district of Ontario, Canada. It caters for Grades 6-8. In 2025 it enrolled 490 students. Publicly funded schools run by public school boards or districts; free to attend.
Its Success Index (Canada) is 55.5 out of 100, placing it in the top 50% of elementary schools in Canada and 1662nd of 3,871 ranked elementary schools in Ontario. Its strongest component is community advantage (fewer low-income households) (94th percentile), and its weakest is eqao grade 6 (reading, writing, maths) (30th percentile).
Other published figures: enrolment 490; first language not english 5%; special education 25%; identified as gifted 0%.
There are 25 schools in East York; Cosburn Middle School ranks 11th of 23 scored schools there.
Success Index (Canada) breakdown
Each component is a percentile against elementary schools across Canada.
- EQAO Grade 3 (reading, writing, maths) (20%)–
- EQAO Grade 6 (reading, writing, maths) (25%)68.3%
- EQAO Grade 9 mathematics (25%)–
- OSSLT first-attempt pass rate (20%)–
- FSA literacy score (25%)–
- FSA numeracy score (25%)–
- Community advantage (fewer low-income households) (10%)0%
- Parent education (fewer parents without a credential) (10%)0%
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 Cosburn Middle School by the official sources.
- Enrolment
- 490
- Students enrolled in the latest published year.
- EQAO Grade 6
- 68.3%
- Average % at or above the provincial standard in reading, writing and mathematics.
- Low-income households
- 0%
- % of students living in low-income households.
- Parents without a credential
- 0%
- % of students whose parents have no degree, diploma or certificate.
- First language not English
- 5%
- % of students whose first language is not English.
- Special education
- 25%
- % of students receiving special education services.
- Identified as gifted
- 0%
- % of students identified as gifted.
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Schools near Cosburn Middle School
Closest schools by straight-line distance, with their Success Index (Canada).
Diefenbaker Elementary School
East York · Public elementary · Grades JK-5
300 students · 109 m away
East York Collegiate Institute
East York · Public secondary · Grades 9-12
1,090 students · 281 m away
East York Alternative Secondary School
East York · Public secondary · Grades 9-12
140 students · 458 m away
R H McGregor Elementary School
East York · Public elementary · Grades JK-5
670 students · 558 m away
École élémentaire La Mosaïque
East York · Public elementary · Grades JK-6
490 students · 785 m away
Holy Cross Catholic School
Toronto · Catholic elementary · Grades JK-8
340 students · 944 m away
Canadian Martyrs Catholic School
Toronto · Catholic elementary · Grades JK-8
355 students · 1.0 km away
Earl Beatty Junior and Senior Public School
Toronto · Public elementary · Grades JK-8
415 students · 1.2 km away
Danforth Collegiate Institute and Technical School
Toronto · Public secondary · Grades 9-12
1,500 students · 1.3 km away
Parkside Elementary School
East York · Public elementary · Grades JK-5
210 students · 1.3 km away
Similar schools
Public elementary schools in Ontario with a comparable Enrolment.
École élémentaire La Mosaïque
East York · Public elementary · Grades JK-6
490 students
Senator Gibson Public School
Beamsville · Public elementary · Grades JK-8
490 students
Ford City Public School
Windsor · Public elementary · Grades JK-8
490 students
Queen Victoria Public School
Windsor · Public elementary · Grades JK-8
490 students
Collegiate Avenue School
Stoney Creek · Public elementary · Grades JK-8
490 students
Frank Panabaker South Senior Public School
Ancaster · Public elementary · Grades JK-8
490 students
Frequently asked questions
Is Cosburn Middle School a good school?
Cosburn Middle School has a Success Index (Canada) of 55.5 out of 100 (Top 50% of elementary schools in Canada) and ranks #1662 of 3,871 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 Cosburn Middle School rank in Ontario?
Cosburn Middle School ranks #1662 of 3,871 elementary schools in Ontario and #1662 of 3,871 nationally on the Success Index (Canada) (2025 data).
How many students attend Cosburn Middle School?
Cosburn Middle School had 490 students in 2025.
Is Cosburn Middle School a elementary school or a secondary school?
Cosburn Middle School is classified as a elementary covering Grades 6-8. It is a public school.
What other schools are near Cosburn Middle School?
There are 10 schools within 15 km of Cosburn Middle School; they are listed on this page with their Success Index (Canada) and distance, and can be compared side by side.