St Mary's College Melbourne
Updated Oct 2026 · ACARA 2025St Kilda East, Victoria 3183 · Port Phillip LGA
About St Mary's College Melbourne
St Mary's College Melbourne is a catholic high school located in St Kilda East, Victoria (3183), within the Port Phillip local government area. It caters for students from 7 to 12 and in 2025 enrolled 440 students (133 girls and 307 boys). The school is affiliated with Victorian Catholic Education Authority.
St Mary's College Melbourne has an ICSEA value of 1093, indicating above-average socio-educational advantage. That places it in the 82nd percentile of Australian schools. 34% of students come from the top socio-educational quarter and 7% from the bottom quarter.
The school employs 46 teachers (42.3 full-time equivalent) and 25 non-teaching staff, giving a student-to-teacher ratio of about 10.4 to 1. Enrolments have fallen by 7% over the past five years.
On the Success Index, St Mary's College Melbourne scores 78.8 out of 100, placing it in the top 10% of secondary schools nationally and 38th of 348 secondary schools in VIC (4th of 5 in the Port Phillip area).
VCE results (2025)
Published by the Victorian Curriculum and Assessment Authority. Study scores range from 0 to 50 with a state mean of 30; a score of 40 or above is in roughly the top 9% statewide.
Success Index breakdown
Each component is a percentile against schools of the same type across Australia.
- Socio-educational advantage (ICSEA) (50%)ICSEA 1093
- Students in the top advantage quarter (15%)34% of students
- Teacher resourcing (students per teacher) (15%)10.4 students per teacher
- Enrolment growth vs local area (5 years) (10%)-7% enrolments since 2020 (area median +6%)
- ICSEA trend (5 years) (10%)+20 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 Mary's College Melbourne's 440 students are spread across year levels in 2025.
Enrolment trend
How enrolments at St Mary's College Melbourne have changed over the past decade.
Free academic assessment
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Schools near St Mary's College Melbourne
Closest schools by straight-line distance, with their Success Index.
St Mary's School
St Kilda East · Catholic primary · Prep-6
135 students · ICSEA 1111 · 64 m away
Windsor Primary School
Windsor · Government primary · Prep-6
125 students · ICSEA 1049 · 267 m away
St Michael's Grammar School
St Kilda · Independent combined · Prep-12
1,143 students · ICSEA 1180 · 462 m away
Cheder Levi Yitzchok Inc
St Kilda · Independent combined · Prep-10
169 students · ICSEA 1053 · 468 m away
Yeshivah College
St Kilda East · Independent combined · Prep-12
362 students · ICSEA 1073 · 986 m away
Prahran High School
Windsor · Government high school · 7-12
564 students · ICSEA 1080 · 996 m away
The King David School
Armadale · Independent combined · Prep-12
592 students · ICSEA 1165 · 1.2 km away
Beth Rivkah Ladies College
St Kilda East · Independent combined · Prep-12
489 students · ICSEA 1086 · 1.2 km away
Our Lady of Lourdes School
Prahran · Catholic primary · Prep-6
162 students · ICSEA 1142 · 1.3 km away
St Kilda Primary School
St Kilda · Government primary · Prep-6
437 students · ICSEA 1126 · 1.4 km away
Similar schools
Catholic secondary schools in VIC with a comparable ICSEA.
Our Lady of the Sacred Heart College
Bentleigh · Catholic high school · 7-12
732 students · ICSEA 1093
Salesian College Chadstone
Chadstone · Catholic high school · 7-12
982 students · ICSEA 1093
Mater Christi College
Belgrave · Catholic high school · 7-12
688 students · ICSEA 1093
St Bede's College
Mentone · Catholic high school · 7-12
1,882 students · ICSEA 1097
Mazenod College
Mulgrave · Catholic high school · 7-12
1,469 students · ICSEA 1089
St Bernard's College
Essendon · Catholic high school · 7-12
1,567 students · ICSEA 1100
Frequently asked questions
Is St Mary's College Melbourne a public or private school?
St Mary's College Melbourne is a Catholic school, which makes it a non-government (private) school affiliated with Victorian Catholic Education Authority.
What year levels does St Mary's College Melbourne offer?
St Mary's College Melbourne offers 7 to 12. It is classified by ACARA as a secondary school.
How many students attend St Mary's College Melbourne?
In 2025, St Mary's College Melbourne had 440 enrolled students (133 girls, 307 boys), a change of -7% over five years.
What is the ICSEA of St Mary's College Melbourne?
St Mary's College Melbourne has an ICSEA (Index of Community Socio-Educational Advantage) of 1093. The national average is 1000, so this indicates above-average socio-educational advantage. ICSEA reflects the school community, not teaching quality.
How does St Mary's College Melbourne rank in VIC?
St Mary's College Melbourne ranks 38th of 348 secondary schools in Victoria on the Success Index (78.8/100), and 88th of 1,472 nationally.
What is the student-to-teacher ratio at St Mary's College Melbourne?
St Mary's College Melbourne has about 10.4 students per full-time-equivalent teacher, based on 2025 ACARA staffing data.
What are the VCE results at St Mary's College Melbourne?
In 2025, St Mary's College Melbourne recorded a median VCE study score of 29 with 4.1% of study scores at 40 or above, from 106 students enrolled in at least one VCE study. Source: VCAA Senior Secondary Completion and Achievement Information.
How big is the Year 7 cohort at St Mary's College Melbourne?
In 2025, St Mary's College Melbourne had 71 students in Year 7 and 78 in Year 12.
Is St Mary's College Melbourne co-ed?
Yes. St Mary's College Melbourne is a co-educational school enrolling both girls and boys.
What other schools are near St Mary's College Melbourne?
There are 10 other schools within 15 km of St Mary's College Melbourne 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 Mary's College Melbourne?
The closest Success Tutoring centre is Success Tutoring Hawthorn, about 4.7 km from the school. Success Tutoring offers a free academic assessment to identify your child's strengths and learning gaps before any sessions begin.