Bishop Tonnos Catholic Secondary School
🇨🇦 Official data · 2025Ancaster, Ontario L9G5E3 · Hamilton-Wentworth CDSB
#124 of 766 secondary schools in Ontario
#124 of 766 nationally
About Bishop Tonnos Catholic Secondary School
Bishop Tonnos Catholic Secondary School is a catholic secondary located in Ancaster, in the Hamilton-Wentworth CDSB school board or district of Ontario, Canada. It caters for Grades 9-12. In 2025 it enrolled 1,320 students. Publicly funded Catholic (separate) school boards in Ontario; free to attend.
Its Success Index (Canada) is 74.4 out of 100, placing it in the top 25% of secondary schools in Canada and 124th of 766 ranked secondary schools in Ontario. Its strongest component is parent education (fewer parents without a credential) (81th percentile), and its weakest is community advantage (fewer low-income households) (66th percentile).
Other published figures: enrolment 1,320; first language not english 16%; special education 13%; identified as gifted 0%.
There are 19 schools in Ancaster; Bishop Tonnos Catholic Secondary School ranks 4th of 12 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%)69%
- OSSLT first-attempt pass rate (20%)90%
- FSA literacy score (25%)–
- FSA numeracy score (25%)–
- Community advantage (fewer low-income households) (10%)7%
- Parent education (fewer parents without a credential) (10%)1%
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 Bishop Tonnos Catholic Secondary School by the official sources.
- Enrolment
- 1,320
- Students enrolled in the latest published year.
- EQAO Grade 9 maths
- 69%
- % at or above the provincial standard in Grade 9 mathematics.
- OSSLT pass rate
- 90%
- % 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
- 1%
- % of students whose parents have no degree, diploma or certificate.
- First language not English
- 16%
- % of students whose first language is not English.
- Special education
- 13%
- % of students receiving special education services.
- Identified as gifted
- 0%
- % of students identified as gifted.
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Schools near Bishop Tonnos Catholic Secondary School
Closest schools by straight-line distance, with their Success Index (Canada).
Frank Panabaker South Senior Public School
Ancaster · Public elementary · Grades JK-8
490 students · 727 m away
Frank Panabaker North School
Ancaster · Public elementary · Grades 1-8
330 students · 883 m away
St. Joachim Catholic Elementary School
Ancaster · Catholic elementary · Grades JK-8
455 students · 931 m away
Spring Valley School
Ancaster · Public elementary · Grades JK-8
430 students · 1.7 km away
Ancaster High School
Ancaster · Public secondary · Grades 9-12
1,180 students · 1.8 km away
St. Ann (Ancaster) Catholic Elementary School
Ancaster · Catholic elementary · Grades JK-8
230 students · 2.0 km away
Immaculate Conception Catholic Elementary School
Ancaster · Catholic elementary · Grades JK-8
600 students · 3.4 km away
Rousseau Public School
Ancaster · Public elementary · Grades JK-6
260 students · 3.9 km away
Ancaster Meadow Elementary Public School
Ancaster · Public elementary · Grades JK-8
565 students · 4.1 km away
Holy Name of Mary Catholic Elementary School
Ancaster · Catholic elementary · Grades JK-8
305 students · 4.5 km away
Similar schools
Catholic secondary schools in Ontario with a comparable Enrolment.
Holy Trinity Catholic High School
Kanata · Catholic secondary · Grades 9-12
1,315 students
St Joseph's High School
Windsor · Catholic secondary · Grades 9-12
1,325 students
St Mary Catholic Secondary School
Pickering · Catholic secondary · Grades 9-12
1,310 students
St. Thomas Aquinas Catholic Secondary School
Oakville · Catholic secondary · Grades 9-12
1,310 students
Catholic Central High School
London · Catholic secondary · Grades 9-12
1,310 students
Ursuline College Chatham Catholic Secondary School
Chatham · Catholic secondary · Grades 9-12
1,335 students
Frequently asked questions
Is Bishop Tonnos Catholic Secondary School a good school?
Bishop Tonnos Catholic Secondary School has a Success Index (Canada) of 74.4 out of 100 (Top 25% of secondary schools in Canada) and ranks #124 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 Bishop Tonnos Catholic Secondary School rank in Ontario?
Bishop Tonnos Catholic Secondary School ranks #124 of 766 secondary schools in Ontario and #124 of 766 nationally on the Success Index (Canada) (2025 data).
How many students attend Bishop Tonnos Catholic Secondary School?
Bishop Tonnos Catholic Secondary School had 1,320 students in 2025.
Is Bishop Tonnos Catholic Secondary School a elementary school or a secondary school?
Bishop Tonnos Catholic Secondary School is classified as a secondary covering Grades 9-12. It is a catholic school.
What other schools are near Bishop Tonnos Catholic Secondary School?
There are 10 schools within 15 km of Bishop Tonnos Catholic Secondary School; they are listed on this page with their Success Index (Canada) and distance, and can be compared side by side.