St Thomas Aquinas Catholic Secondary School
🇨🇦 Official data · 2025Tottenham, Ontario L0G1W0 · Simcoe Muskoka CDSB
#503 of 766 secondary schools in Ontario
#503 of 766 nationally
About St Thomas Aquinas Catholic Secondary School
St Thomas Aquinas Catholic Secondary School is a catholic secondary located in Tottenham, in the Simcoe Muskoka CDSB school board or district of Ontario, Canada. It caters for Grades 9-12. In 2025 it enrolled 965 students. Publicly funded Catholic (separate) school boards in Ontario; free to attend.
Its Success Index (Canada) is 38.9 out of 100, placing it in the lower 50% of secondary schools in Canada and 503rd of 766 ranked secondary schools in Ontario. Its strongest component is community advantage (fewer low-income households) (84th percentile), and its weakest is eqao grade 9 mathematics (18th percentile).
Other published figures: enrolment 965; first language not english 10%; special education 23%; identified as gifted 0%.
There are 7 schools in Tottenham; St Thomas Aquinas Catholic Secondary School ranks 4th of 5 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%)40%
- OSSLT first-attempt pass rate (20%)82%
- FSA literacy score (25%)–
- FSA numeracy score (25%)–
- Community advantage (fewer low-income households) (10%)5%
- 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 St Thomas Aquinas Catholic Secondary School by the official sources.
- Enrolment
- 965
- Students enrolled in the latest published year.
- EQAO Grade 9 maths
- 40%
- % at or above the provincial standard in Grade 9 mathematics.
- OSSLT pass rate
- 82%
- % passing the Grade 10 literacy test on the first attempt.
- Low-income households
- 5%
- % 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
- 10%
- % of students whose first language is not English.
- Special education
- 23%
- % of students receiving special education services.
- Identified as gifted
- 0%
- % of students identified as gifted.
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Schools near St Thomas Aquinas Catholic Secondary School
Closest schools by straight-line distance, with their Success Index (Canada).
Father F X O'Reilly School
Tottenham · Catholic elementary · Grades JK-8
615 students · 321 m away
Tottenham Public School
Tottenham · Public elementary · Grades JK-8
540 students · 1.7 km away
Tottenham Catholic Elementary School
Tottenham · Catholic elementary · Grades JK-8
· 2.5 km away
Tecumseth South Central Public School
Tottenham · Public elementary · Grades JK-8
230 students · 2.9 km away
St James Separate School
Tottenham · Catholic elementary · Grades JK-8
270 students · 3.3 km away
Tecumseth Beeton Elementary School
Beeton · Public elementary · Grades JK-8
410 students · 5.5 km away
Monsignor J E Ronan Catholic School
Beeton · Catholic elementary · Grades JK-8
460 students · 6.5 km away
Palgrave Public School
Palgrave · Public elementary · Grades JK-8
515 students · 10.0 km away
St Patrick Catholic Elementary School
Schomberg · Catholic elementary · Grades JK-8
345 students · 10 km away
Schomberg Public School
Schomberg · Public elementary · Grades JK-6
140 students · 11 km away
Similar schools
Catholic secondary schools in Ontario with a comparable Enrolment.
St. Michael Catholic Secondary School
Bolton · Catholic secondary · Grades 9-12
960 students
St Joseph's High School
St. Thomas · Catholic secondary · Grades 9-12
960 students
Mary Ward Catholic Secondary School
Toronto · Catholic secondary · Grades 9-12
970 students
St Joan of Arc Catholic High School
Maple · Catholic secondary · Grades 9-12
975 students
Holy Trinity Catholic High School
Simcoe · Catholic secondary · Grades 9-12
980 students
Loyola Catholic Secondary School
Mississauga · Catholic secondary · Grades 9-12
950 students
Frequently asked questions
Is St Thomas Aquinas Catholic Secondary School a good school?
St Thomas Aquinas Catholic Secondary School has a Success Index (Canada) of 38.9 out of 100 (Lower 50% of secondary schools in Canada) and ranks #503 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 St Thomas Aquinas Catholic Secondary School rank in Ontario?
St Thomas Aquinas Catholic Secondary School ranks #503 of 766 secondary schools in Ontario and #503 of 766 nationally on the Success Index (Canada) (2025 data).
How many students attend St Thomas Aquinas Catholic Secondary School?
St Thomas Aquinas Catholic Secondary School had 965 students in 2025.
Is St Thomas Aquinas Catholic Secondary School a elementary school or a secondary school?
St Thomas Aquinas Catholic Secondary School is classified as a secondary covering Grades 9-12. It is a catholic school.
What other schools are near St Thomas Aquinas Catholic Secondary School?
There are 10 schools within 15 km of St Thomas Aquinas Catholic Secondary School; they are listed on this page with their Success Index (Canada) and distance, and can be compared side by side.