Casterton Secondary College
Updated Oct 2026 · ACARA 2025Casterton, Victoria 3311 · Glenelg LGA
#288 of 348 high schools in VIC
#993 of 1,472 nationally
About Casterton Secondary College
Casterton Secondary College is a public high school located in Casterton, Victoria (3311), within the Glenelg local government area. It caters for students from 7 to 12 and in 2025 enrolled 106 students (62 girls and 44 boys).
Casterton Secondary College has an ICSEA value of 960, indicating a socio-educational profile close to the national average of 1000. That places it in the 29th percentile of Australian schools. 2% of students come from the top socio-educational quarter and 50% from the bottom quarter.
The school employs 15 teachers (13.2 full-time equivalent) and 14 non-teaching staff, giving a student-to-teacher ratio of about 8.0 to 1. Enrolments have fallen by 9% over the past five years.
On the Success Index, Casterton Secondary College scores 38.2 out of 100, placing it in the lower 50% of secondary schools nationally and 288th of 348 secondary schools in VIC (2nd of 3 in the Glenelg 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 960
- Students in the top advantage quarter (15%)2% of students
- Teacher resourcing (students per teacher) (15%)8.0 students per teacher
- Enrolment growth vs local area (5 years) (10%)-9% enrolments since 2020 (area median -16%)
- ICSEA trend (5 years) (10%)+17 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 Casterton Secondary College's 106 students are spread across year levels in 2025.
Enrolment trend
How enrolments at Casterton Secondary College have changed over the past decade.
Free academic assessment
Is your child on track at Casterton Secondary College?
Rankings tell you about a school community. A free Success Tutoring assessment tells you about your child: exactly where they are in English and Maths, where the gaps are, and a plan to close them. Small-group, Australian-curriculum tutoring with no lock-in contracts.
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Schools near Casterton Secondary College
Closest schools by straight-line distance, with their Success Index.
Similar schools
Government secondary schools in VIC with a comparable ICSEA.
Lalor North Secondary College
Epping · Government high school · 7-12
355 students · ICSEA 960
Yea High School
Yea · Government high school · 7-12
283 students · ICSEA 960
North Geelong Secondary College
North Geelong · Government high school · 7-12
989 students · ICSEA 961
Stawell Secondary College
Stawell · Government high school · 7-12
333 students · ICSEA 959
Copperfield College
Delahey · Government high school · 7-12
1,846 students · ICSEA 962
Pakenham Secondary College
Pakenham · Government high school · 7-12
1,030 students · ICSEA 962
Frequently asked questions
Is Casterton Secondary College a public or private school?
Casterton Secondary College is a public (government) school run by the Victoria education department.
What year levels does Casterton Secondary College offer?
Casterton Secondary College offers 7 to 12. It is classified by ACARA as a secondary school.
How many students attend Casterton Secondary College?
In 2025, Casterton Secondary College had 106 enrolled students (62 girls, 44 boys), a change of -9% over five years.
What is the ICSEA of Casterton Secondary College?
Casterton Secondary College has an ICSEA (Index of Community Socio-Educational Advantage) of 960. 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 Casterton Secondary College rank in VIC?
Casterton Secondary College ranks 288th of 348 secondary schools in Victoria on the Success Index (38.2/100), and 993rd of 1,472 nationally.
What is the student-to-teacher ratio at Casterton Secondary College?
Casterton Secondary College has about 8.0 students per full-time-equivalent teacher, based on 2025 ACARA staffing data.
What are the VCE results at Casterton Secondary College?
In 2025, Casterton Secondary College recorded a median VCE study score of 28 with 4.8% of study scores at 40 or above, from 11 students enrolled in at least one VCE study. Source: VCAA Senior Secondary Completion and Achievement Information.
How big is the Year 7 cohort at Casterton Secondary College?
In 2025, Casterton Secondary College had 26 students in Year 7 and 10 in Year 12.
Is Casterton Secondary College co-ed?
Yes. Casterton Secondary College is a co-educational school enrolling both girls and boys.
What other schools are near Casterton Secondary College?
There are 2 other schools within 15 km of Casterton 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 Casterton Secondary College?
The closest Success Tutoring centre is Success Tutoring South Geelong, about 268 km from the school. Success Tutoring offers a free academic assessment to identify your child's strengths and learning gaps before any sessions begin.