St Gregory the Great School
Updated Oct 2026 · ACARA 2025Doncaster, Victoria 3108 · Manningham LGA
#78 of 1,290 primary schools in VIC
#129 of 4,908 nationally
About St Gregory the Great School
St Gregory the Great School is a catholic primary school located in Doncaster, Victoria (3108), within the Manningham local government area. It caters for students from Prep to 6 and in 2025 enrolled 271 students (128 girls and 143 boys). The school is affiliated with Victorian Catholic Education Authority.
St Gregory the Great School has an ICSEA value of 1138, indicating very high socio-educational advantage. That places it in the 93rd percentile of Australian schools. 55% of students come from the top socio-educational quarter and 2% from the bottom quarter.
The school employs 28 teachers (22.4 full-time equivalent) and 12 non-teaching staff, giving a student-to-teacher ratio of about 12.1 to 1. Enrolments have fallen by 32% over the past five years.
On the Success Index, St Gregory the Great School scores 81.4 out of 100, placing it in the top 5% of primary schools nationally and 78th of 1,290 primary schools in VIC (3rd of 20 in the Manningham area).
Success Index breakdown
Each component is a percentile against schools of the same type across Australia.
- Socio-educational advantage (ICSEA) (50%)ICSEA 1138
- Students in the top advantage quarter (15%)55% of students
- Teacher resourcing (students per teacher) (15%)12.1 students per teacher
- Enrolment growth vs local area (5 years) (10%)-32% enrolments since 2020 (area median 0%)
- ICSEA trend (5 years) (10%)+30 ICSEA points since 2020
The Success Index summarises the academic environment of a school community using official ACARA data. It is not a measure of teaching quality or student results. Read the methodology.
Student profile
Distribution of students across socio-educational advantage (SEA) quarters, plus community characteristics.
Enrolments by year level
How St Gregory the Great School's 271 students are spread across year levels in 2025.
Enrolment trend
How enrolments at St Gregory the Great School have changed over the past decade.
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Schools near St Gregory the Great School
Closest schools by straight-line distance, with their Success Index.
Doncaster Primary School
Doncaster · Government primary · Prep-6
543 students · ICSEA 1125 · 948 m away
Doncaster Secondary College
Doncaster · Government high school · 7-12
1,157 students · ICSEA 1067 · 1.5 km away
Templestowe College
Templestowe Lower · Government high school · 7-12
1,227 students · ICSEA 1099 · 1.5 km away
Templestowe Heights Primary School
Templestowe Lower · Government primary · Prep-6
544 students · ICSEA 1132 · 1.5 km away
Birralee Primary School
Doncaster · Government primary · Prep-6
576 students · ICSEA 1163 · 1.6 km away
St Kevin's School
Templestowe Lower · Catholic primary · Prep-6
132 students · ICSEA 1096 · 2.2 km away
Doncaster Gardens Primary School
Doncaster East · Government primary · Prep-6
785 students · ICSEA 1147 · 2.2 km away
Box Hill North Primary School
Box Hill North · Government primary · Prep-6
232 students · ICSEA 1084 · 2.2 km away
Templestowe Valley Primary School
Lower Templestowe · Government primary · Prep-6
309 students · ICSEA 1092 · 2.5 km away
Koonung Secondary College
Mont Albert North · Government high school · 7-12
1,232 students · ICSEA 1108 · 2.5 km away
Similar schools
Catholic primary schools in VIC with a comparable ICSEA.
Sacred Heart School
Sandringham · Catholic primary · Prep-6
274 students · ICSEA 1138
Our Lady of Good Counsel School
Deepdene · Catholic primary · Prep-6
144 students · ICSEA 1138
St Michael's School
Ashburton · Catholic primary · Prep-6
222 students · ICSEA 1139
Stella Maris School
Beaumaris · Catholic primary · Prep-6
143 students · ICSEA 1137
St Philip's School
Blackburn North · Catholic primary · Prep-6
40 students · ICSEA 1137
St James' School
Vermont · Catholic primary · Prep-6
351 students · ICSEA 1139
Frequently asked questions
Is St Gregory the Great School a public or private school?
St Gregory the Great School is a Catholic school, which makes it a non-government (private) school affiliated with Victorian Catholic Education Authority.
What year levels does St Gregory the Great School offer?
St Gregory the Great School offers Prep to 6. It is classified by ACARA as a primary school.
How many students attend St Gregory the Great School?
In 2025, St Gregory the Great School had 271 enrolled students (128 girls, 143 boys), a change of -32% over five years.
What is the ICSEA of St Gregory the Great School?
St Gregory the Great School has an ICSEA (Index of Community Socio-Educational Advantage) of 1138. The national average is 1000, so this indicates very high socio-educational advantage. ICSEA reflects the school community, not teaching quality.
How does St Gregory the Great School rank in VIC?
St Gregory the Great School ranks 78th of 1,290 primary schools in Victoria on the Success Index (81.4/100), and 129th of 4,908 nationally.
What is the student-to-teacher ratio at St Gregory the Great School?
St Gregory the Great School has about 12.1 students per full-time-equivalent teacher, based on 2025 ACARA staffing data.
How many students start Prep at St Gregory the Great School each year?
In 2025, St Gregory the Great School had 37 students in Prep and 50 in Year 6.
Is St Gregory the Great School co-ed?
Yes. St Gregory the Great School is a co-educational school enrolling both girls and boys.
What other schools are near St Gregory the Great School?
There are 10 other schools within 15 km of St Gregory the Great School in our database. Scroll up to the "Nearby schools" section to compare them by Success Index, ICSEA and enrolments, or use the Compare tool.
Where can I get tutoring near St Gregory the Great School?
The closest Success Tutoring centre is Success Tutoring Hawthorn, about 9.4 km from the school. Success Tutoring offers a free academic assessment to identify your child's strengths and learning gaps before any sessions begin.