St Gregory School
🇨🇦 Official data · 2025Mississauga, Ontario L5V1B9 · Dufferin-Peel CDSB
#432 of 3,871 elementary schools in Ontario
#432 of 3,871 nationally
About St Gregory School
St Gregory School is a catholic elementary located in Mississauga, in the Dufferin-Peel CDSB school board or district of Ontario, Canada. It caters for Grades JK-8. In 2025 it enrolled 515 students. Publicly funded Catholic (separate) school boards in Ontario; free to attend.
Its Success Index (Canada) is 77.2 out of 100, placing it in the top 25% of elementary schools in Canada and 432nd of 3,871 ranked elementary schools in Ontario. Its strongest component is eqao grade 6 (reading, writing, maths) (89th percentile), and its weakest is parent education (fewer parents without a credential) (53th percentile).
Other published figures: enrolment 515; first language not english 24%; special education 11%; identified as gifted 1%.
There are 320 schools in Mississauga; St Gregory School ranks 20th of 206 scored schools there.
Success Index (Canada) breakdown
Each component is a percentile against elementary schools across Canada.
- EQAO Grade 3 (reading, writing, maths) (20%)82.7%
- EQAO Grade 6 (reading, writing, maths) (25%)88.3%
- 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%)7%
- Parent education (fewer parents without a credential) (10%)2%
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 Gregory School by the official sources.
- Enrolment
- 515
- Students enrolled in the latest published year.
- EQAO Grade 3
- 82.7%
- Average % at or above the provincial standard in reading, writing and mathematics.
- EQAO Grade 6
- 88.3%
- Average % at or above the provincial standard in reading, writing and mathematics.
- Low-income households
- 7%
- % of students living in low-income households.
- Parents without a credential
- 2%
- % of students whose parents have no degree, diploma or certificate.
- First language not English
- 24%
- % of students whose first language is not English.
- Special education
- 11%
- % of students receiving special education services.
- Identified as gifted
- 1%
- % of students identified as gifted.
Free academic assessment
Is your child on track for EQAO and beyond?
Success Tutoring offers personalised English and math tutoring from Kindergarten to Grade 12. Start with a free online assessment and a clear plan for the year ahead.
- Personalised learning plan mapped to the Australian Curriculum
- English & Maths from Kindergarten to Year 12
- Flexible memberships, no lock-in contracts
- Centres across NSW, VIC, QLD, WA, SA and ACT
Schools near St Gregory School
Closest schools by straight-line distance, with their Success Index (Canada).
Britannia Public School
Mississauga · Public elementary · Grades JK-8
430 students · 284 m away
Whitehorn Public School
Mississauga · Public elementary · Grades JK-6
455 students · 1.5 km away
St Raymond Elementary School
Mississauga · Catholic elementary · Grades JK-8
285 students · 1.7 km away
St Marcellinus Secondary School
Mississauga · Catholic secondary · Grades 9-12
1,715 students · 1.7 km away
St Valentine Elementary School
Mississauga · Catholic elementary · Grades JK-8
510 students · 1.7 km away
St Julia Catholic Elementary School
Mississauga · Catholic elementary · Grades JK-8
305 students · 1.8 km away
Mississauga Secondary School
Mississauga · Public secondary · Grades 9-12
1,000 students · 1.8 km away
Our Lady of Good Voyage Catholic School
Mississauga · Catholic elementary · Grades JK-8
125 students · 2.0 km away
Ray Underhill Public School
Mississauga · Public elementary · Grades JK-6
280 students · 2.1 km away
Hazel McCallion Senior Public School
Mississauga · Public elementary · Grades 6-8
610 students · 2.2 km away
Similar schools
Catholic elementary schools in Ontario with a comparable Enrolment.
St. Mark Catholic Elementary School
Stoney Creek · Catholic elementary · Grades JK-8
515 students
St Alexander Catholic Elementary School
Fonthill · Catholic elementary · Grades JK-8
515 students
St Martin Catholic Elementary School
Smithville · Catholic elementary · Grades JK-8
515 students
St Ambrose Catholic School
Toronto · Catholic elementary · Grades JK-8
515 students
St. Gabriel Catholic Catholic Elementary School
Brantford · Catholic elementary · Grades JK-8
510 students
École intermédiaire catholique Franco-Cité
Ottawa · Catholic elementary · Grades 7-8
510 students
Frequently asked questions
Is St Gregory School a good school?
St Gregory School has a Success Index (Canada) of 77.2 out of 100 (Top 25% of elementary schools in Canada) and ranks #432 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 St Gregory School rank in Ontario?
St Gregory School ranks #432 of 3,871 elementary schools in Ontario and #432 of 3,871 nationally on the Success Index (Canada) (2025 data).
How many students attend St Gregory School?
St Gregory School had 515 students in 2025.
Is St Gregory School a elementary school or a secondary school?
St Gregory School is classified as a elementary covering Grades JK-8. It is a catholic school.
What other schools are near St Gregory School?
There are 10 schools within 15 km of St Gregory School; they are listed on this page with their Success Index (Canada) and distance, and can be compared side by side.