Williamstown High School
Updated Oct 2026 · ACARA 2025Williamstown, Victoria 3016 · Hobsons Bay LGA
About Williamstown High School
Williamstown High School is a public high school located in Williamstown, Victoria (3016), within the Hobsons Bay local government area. It caters for students from 7 to 12 and in 2025 enrolled 1,527 students (706 girls and 821 boys).
Williamstown High School has an ICSEA value of 1112, indicating very high socio-educational advantage. That places it in the 87th percentile of Australian schools. 46% of students come from the top socio-educational quarter and 8% from the bottom quarter.
The school employs 130 teachers (113.8 full-time equivalent) and 74 non-teaching staff, giving a student-to-teacher ratio of about 13.4 to 1. Enrolments have remained steady over the past five years.
On the Success Index, Williamstown High School scores 71.5 out of 100, placing it in the top 25% of secondary schools nationally and 97th of 348 secondary schools in VIC (3rd of 3 in the Hobsons Bay 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 1112
- Students in the top advantage quarter (15%)46% of students
- Teacher resourcing (students per teacher) (15%)13.4 students per teacher
- Enrolment growth vs local area (5 years) (10%)-1% enrolments since 2020 (area median +15%)
- ICSEA trend (5 years) (10%)+10 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 Williamstown High School's 1,527 students are spread across year levels in 2025.
Enrolment trend
How enrolments at Williamstown High School have changed over the past decade.
Free academic assessment
Is your child on track at Williamstown High School?
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Schools near Williamstown High School
Closest schools by straight-line distance, with their Success Index.
Williamstown Primary School
Williamstown · Government primary · Prep-6
460 students · ICSEA 1123 · 428 m away
St Mary's School
Williamstown · Catholic primary · Prep-6
263 students · ICSEA 1107 · 513 m away
Williamstown North Primary School
Williamstown · Government primary · Prep-6
601 students · ICSEA 1135 · 817 m away
Newmark Primary
Williamstown · Independent primary · Prep-6
131 students · ICSEA 1134 · 880 m away
Bayside P-12 College
Williamstown · Government combined · Prep-12
958 students · ICSEA 1006 · 1.0 km away
Sacred Heart School
Newport · Catholic primary · Prep-6
297 students · ICSEA 1126 · 2.8 km away
Newport Lakes Primary School
Newport · Government primary · Prep-6
566 students · ICSEA 1126 · 3.1 km away
Newport Gardens Primary School
Newport · Government primary · Prep-6
516 students · ICSEA 1106 · 3.1 km away
Australian Islamic Centre College
Newport · Independent primary · Prep-6
151 students · ICSEA 1032 · 3.3 km away
Spotswood Primary School
Spotswood · Government primary · Prep-6
289 students · ICSEA 1117 · 3.8 km away
Similar schools
Government secondary schools in VIC with a comparable ICSEA.
Beaumaris Secondary College
Beaumaris · Government high school · 7-12
893 students · ICSEA 1113
Highvale Secondary College
Glen Waverley · Government high school · 7-12
1,220 students · ICSEA 1114
Kew High School
Kew East · Government high school · 7-12
1,015 students · ICSEA 1110
Koonung Secondary College
Mont Albert North · Government high school · 7-12
1,232 students · ICSEA 1108
University High School
Parkville · Government high school · 7-12
1,983 students · ICSEA 1117
Glen Eira College
Caulfield East · Government high school · 7-12
883 students · ICSEA 1117
Frequently asked questions
Is Williamstown High School a public or private school?
Williamstown High School is a public (government) school run by the Victoria education department.
What year levels does Williamstown High School offer?
Williamstown High School offers 7 to 12. It is classified by ACARA as a secondary school.
How many students attend Williamstown High School?
In 2025, Williamstown High School had 1,527 enrolled students (706 girls, 821 boys), a change of -1% over five years.
What is the ICSEA of Williamstown High School?
Williamstown High School has an ICSEA (Index of Community Socio-Educational Advantage) of 1112. The national average is 1000, so this indicates very high socio-educational advantage. ICSEA reflects the school community, not teaching quality.
How does Williamstown High School rank in VIC?
Williamstown High School ranks 97th of 348 secondary schools in Victoria on the Success Index (71.5/100), and 252nd of 1,472 nationally.
What is the student-to-teacher ratio at Williamstown High School?
Williamstown High School has about 13.4 students per full-time-equivalent teacher, based on 2025 ACARA staffing data.
What are the VCE results at Williamstown High School?
In 2025, Williamstown High School recorded a median VCE study score of 32 with 10.9% of study scores at 40 or above, from 385 students enrolled in at least one VCE study. Source: VCAA Senior Secondary Completion and Achievement Information.
How big is the Year 7 cohort at Williamstown High School?
In 2025, Williamstown High School had 264 students in Year 7 and 242 in Year 12.
Is Williamstown High School co-ed?
Yes. Williamstown High School is a co-educational school enrolling both girls and boys.
What other schools are near Williamstown High School?
There are 10 other schools within 15 km of Williamstown High 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 Williamstown High School?
The closest Success Tutoring centre is Success Tutoring Altona, about 6.6 km from the school. Success Tutoring offers a free academic assessment to identify your child's strengths and learning gaps before any sessions begin.