Barrenjoey High School
Updated Oct 2026 · ACARA 2025Avalon Beach, New South Wales 2107 · Northern Beaches LGA
About Barrenjoey High School
Barrenjoey High School is a public high school located in Avalon Beach, New South Wales (2107), within the Northern Beaches local government area. It caters for students from 7 to 12 and in 2025 enrolled 865 students (408 girls and 457 boys).
Barrenjoey High School has an ICSEA value of 1081, indicating above-average socio-educational advantage. That places it in the 79th percentile of Australian schools. 31% of students come from the top socio-educational quarter and 9% from the bottom quarter.
The school employs 64 teachers (62.7 full-time equivalent) and 18 non-teaching staff, giving a student-to-teacher ratio of about 13.7 to 1. Enrolments have grown by 7% over the past five years.
On the Success Index, Barrenjoey High School scores 69.6 out of 100, placing it in the top 25% of secondary schools nationally and 115th of 539 secondary schools in NSW (9th of 14 in the Northern Beaches area).
Success Index breakdown
Each component is a percentile against schools of the same type across Australia.
- Socio-educational advantage (ICSEA) (50%)ICSEA 1081
- Students in the top advantage quarter (15%)31% of students
- Teacher resourcing (students per teacher) (15%)13.7 students per teacher
- Enrolment growth vs local area (5 years) (10%)+7% enrolments since 2020 (area median -1%)
- ICSEA trend (5 years) (10%)+4 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 Barrenjoey High School's 865 students are spread across year levels in 2025.
Enrolment trend
How enrolments at Barrenjoey High School have changed over the past decade.
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Schools near Barrenjoey High School
Closest schools by straight-line distance, with their Success Index.
Barrenjoey Montessori School
Avalon · Independent primary · K-6
50 students · ICSEA 1115 · 10 m away
Maria Regina Catholic Primary School
Avalon Beach · Catholic primary · K-6
154 students · ICSEA 1102 · 406 m away
Avalon Public School
Avalon Beach · Government primary · K-6
666 students · ICSEA 1094 · 1.1 km away
Bilgola Plateau Public School
Bilgola Plateau · Government primary · K-6
344 students · ICSEA 1121 · 2.4 km away
Newport Public School
Newport · Government primary · K-6
556 students · ICSEA 1093 · 3.8 km away
Pittwater High School
Mona Vale · Government high school · 7-12
881 students · ICSEA 1071 · 5.0 km away
Sacred Heart Catholic Primary School
Mona Vale · Catholic primary · K-6
417 students · ICSEA 1104 · 5.8 km away
Mona Vale Public School
Mona Vale · Government primary · K-6
671 students · ICSEA 1096 · 6.0 km away
Mater Maria Catholic College
Warriewood · Catholic high school · 7-12
1,098 students · ICSEA 1085 · 7.3 km away
Narrabeen North Public School
North Narrabeen · Government primary · K-6
580 students · ICSEA 1076 · 8.3 km away
Similar schools
Government secondary schools in NSW with a comparable ICSEA.
Macquarie Fields High School
Macquarie Fields · Government high school · 7-12
1,091 students · ICSEA 1081
Asquith High School
Asquith · Government high school · 7-12
669 students · ICSEA 1082
Muirfield High School
North Rocks · Government high school · 7-12
836 students · ICSEA 1082
Strathfield Girls High School
Strathfield · Government high school · 7-12
1,063 students · ICSEA 1077
Burwood Girls High School
Croydon · Government high school · 7-12
1,084 students · ICSEA 1086
Kellyville High School
Kellyville · Government high school · 7-12
869 students · ICSEA 1086
Frequently asked questions
Is Barrenjoey High School a public or private school?
Barrenjoey High School is a public (government) school run by the New South Wales education department.
What year levels does Barrenjoey High School offer?
Barrenjoey High School offers 7 to 12. It is classified by ACARA as a secondary school.
How many students attend Barrenjoey High School?
In 2025, Barrenjoey High School had 865 enrolled students (408 girls, 457 boys), a change of 7% over five years.
What is the ICSEA of Barrenjoey High School?
Barrenjoey High School has an ICSEA (Index of Community Socio-Educational Advantage) of 1081. The national average is 1000, so this indicates above-average socio-educational advantage. ICSEA reflects the school community, not teaching quality.
How does Barrenjoey High School rank in NSW?
Barrenjoey High School ranks 115th of 539 secondary schools in New South Wales on the Success Index (69.6/100), and 295th of 1,472 nationally.
What is the student-to-teacher ratio at Barrenjoey High School?
Barrenjoey High School has about 13.7 students per full-time-equivalent teacher, based on 2025 ACARA staffing data.
How big is the Year 7 cohort at Barrenjoey High School?
In 2025, Barrenjoey High School had 145 students in Year 7 and 129 in Year 12.
Is Barrenjoey High School co-ed?
Yes. Barrenjoey High School is a co-educational school enrolling both girls and boys.
What other schools are near Barrenjoey High School?
There are 10 other schools within 15 km of Barrenjoey 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 Barrenjoey High School?
The closest Success Tutoring centre is Success Tutoring Dee Why, about 14 km from the school. Success Tutoring offers a free academic assessment to identify your child's strengths and learning gaps before any sessions begin.