Sunbury Downs Secondary College
Updated Oct 2026 · ACARA 2025Sunbury, Victoria 3429 · Hume LGA
About Sunbury Downs Secondary College
Sunbury Downs Secondary College is a public high school located in Sunbury, Victoria (3429), within the Hume local government area. It caters for students from 7 to 12 and in 2025 enrolled 789 students (372 girls and 417 boys).
Sunbury Downs Secondary College has an ICSEA value of 1005, indicating a socio-educational profile close to the national average of 1000. That places it in the 49th percentile of Australian schools. 12% of students come from the top socio-educational quarter and 33% from the bottom quarter.
The school employs 72 teachers (62.5 full-time equivalent) and 41 non-teaching staff, giving a student-to-teacher ratio of about 12.6 to 1. Enrolments have grown by 20% over the past five years.
On the Success Index, Sunbury Downs Secondary College scores 54.0 out of 100, placing it in the top 50% of secondary schools nationally and 193rd of 348 secondary schools in VIC (3rd of 12 in the Hume 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 1005
- Students in the top advantage quarter (15%)12% of students
- Teacher resourcing (students per teacher) (15%)12.6 students per teacher
- Enrolment growth vs local area (5 years) (10%)+20% enrolments since 2020 (area median -7%)
- ICSEA trend (5 years) (10%)+3 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 Sunbury Downs Secondary College's 789 students are spread across year levels in 2025.
Enrolment trend
How enrolments at Sunbury Downs Secondary College have changed over the past decade.
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Schools near Sunbury Downs Secondary College
Closest schools by straight-line distance, with their Success Index.
Holy Trinity Catholic Primary School
Sunbury · Catholic primary · Prep-6
431 students · ICSEA 1065 · 82 m away
Sunbury Heights Primary School
Sunbury · Government primary · Prep-6
495 students · ICSEA 983 · 329 m away
Sunbury West Primary School
Sunbury · Government primary · Prep-6
230 students · ICSEA 1004 · 1.2 km away
St Anne's School
Sunbury · Catholic primary · Prep-6
599 students · ICSEA 1059 · 2.0 km away
Killara Primary School
Sunbury · Government primary · Prep-6
317 students · ICSEA 1017 · 2.2 km away
Sunbury College
Sunbury · Government high school · 7-12
980 students · ICSEA 993 · 2.3 km away
Sunbury And Macedon Ranges Specialist School
Sunbury · Government special · U
283 students · ICSEA 998 · 2.5 km away
Sunbury Primary School
Sunbury · Government primary · Prep-6
400 students · ICSEA 1056 · 2.5 km away
Our Lady of Mount Carmel School
Sunbury · Catholic primary · Prep-6
299 students · ICSEA 1061 · 2.8 km away
Kismet Park Primary School
Sunbury · Government primary · Prep-6
358 students · ICSEA 1023 · 2.9 km away
Similar schools
Government secondary schools in VIC with a comparable ICSEA.
Emerald Secondary College
Emerald · Government high school · 7-12
620 students · ICSEA 1005
Tarneit Senior College
Tarneit · Government high school · 10-12
895 students · ICSEA 1005
Wollert Secondary College
Wollert · Government high school · 7-9
389 students · ICSEA 1005
Foster Secondary College
Foster · Government high school · 7-12
260 students · ICSEA 1006
Bellarine Secondary College
Drysdale · Government high school · 7-12
1,147 students · ICSEA 1006
Wellington Secondary College
Mulgrave · Government high school · 7-12
1,643 students · ICSEA 1006
Frequently asked questions
Is Sunbury Downs Secondary College a public or private school?
Sunbury Downs Secondary College is a public (government) school run by the Victoria education department.
What year levels does Sunbury Downs Secondary College offer?
Sunbury Downs Secondary College offers 7 to 12. It is classified by ACARA as a secondary school.
How many students attend Sunbury Downs Secondary College?
In 2025, Sunbury Downs Secondary College had 789 enrolled students (372 girls, 417 boys), a change of 20% over five years.
What is the ICSEA of Sunbury Downs Secondary College?
Sunbury Downs Secondary College has an ICSEA (Index of Community Socio-Educational Advantage) of 1005. The national average is 1000, so this indicates a socio-educational profile close to the national average of 1000. ICSEA reflects the school community, not teaching quality.
How does Sunbury Downs Secondary College rank in VIC?
Sunbury Downs Secondary College ranks 193rd of 348 secondary schools in Victoria on the Success Index (54.0/100), and 656th of 1,472 nationally.
What is the student-to-teacher ratio at Sunbury Downs Secondary College?
Sunbury Downs Secondary College has about 12.6 students per full-time-equivalent teacher, based on 2025 ACARA staffing data.
What are the VCE results at Sunbury Downs Secondary College?
In 2025, Sunbury Downs Secondary College recorded a median VCE study score of 27 with 1.9% of study scores at 40 or above, from 115 students enrolled in at least one VCE study. Source: VCAA Senior Secondary Completion and Achievement Information.
How big is the Year 7 cohort at Sunbury Downs Secondary College?
In 2025, Sunbury Downs Secondary College had 178 students in Year 7 and 77 in Year 12.
Is Sunbury Downs Secondary College co-ed?
Yes. Sunbury Downs Secondary College is a co-educational school enrolling both girls and boys.
What other schools are near Sunbury Downs Secondary College?
There are 10 other schools within 15 km of Sunbury Downs Secondary College 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 Sunbury Downs Secondary College?
The closest Success Tutoring centre is Success Tutoring Caroline Springs, about 17 km from the school. Success Tutoring offers a free academic assessment to identify your child's strengths and learning gaps before any sessions begin.