Cronulla High School
Updated Oct 2026 · ACARA 2025Cronulla, New South Wales 2230 · Sutherland LGA
About Cronulla High School
Cronulla High School is a public high school located in Cronulla, New South Wales (2230), within the Sutherland local government area. It caters for students from 7 to 12 and in 2025 enrolled 1,205 students (605 girls and 600 boys).
Cronulla High School has an ICSEA value of 1050, indicating above-average socio-educational advantage. That places it in the 68th percentile of Australian schools. 20% of students come from the top socio-educational quarter and 15% from the bottom quarter.
The school employs 80 teachers (80.5 full-time equivalent) and 23 non-teaching staff, giving a student-to-teacher ratio of about 15.0 to 1. Enrolments have fallen by 6% over the past five years.
On the Success Index, Cronulla High School scores 56.7 out of 100, placing it in the top 50% of secondary schools nationally and 228th of 539 secondary schools in NSW (16th of 18 in the Sutherland area).
Success Index breakdown
Each component is a percentile against schools of the same type across Australia.
- Socio-educational advantage (ICSEA) (50%)ICSEA 1050
- Students in the top advantage quarter (15%)20% of students
- Teacher resourcing (students per teacher) (15%)15.0 students per teacher
- Enrolment growth vs local area (5 years) (10%)-6% enrolments since 2020 (area median -3%)
- 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 Cronulla High School's 1,205 students are spread across year levels in 2025.
Enrolment trend
How enrolments at Cronulla High School have changed over the past decade.
Free academic assessment
Is your child on track at Cronulla High School?
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.
- Personalised learning plan mapped to the Australian Curriculum
- English & Maths from Kindergarten to Year 12
- Flexible memberships, no lock-in contracts
- Your nearest centre: Success Tutoring Hurstville
Schools near Cronulla High School
Closest schools by straight-line distance, with their Success Index.
Woolooware High School
Woolooware · Government high school · 7-12
788 students · ICSEA 1063 · 1.1 km away
Woolooware Public School
Cronulla · Government primary · K-6
462 students · ICSEA 1086 · 1.2 km away
Cronulla Public School
Cronulla · Government primary · K-6
516 students · ICSEA 1064 · 1.8 km away
St Francis de Sales Catholic Primary School
Woolooware · Catholic primary · K-6
175 students · ICSEA 1124 · 2.0 km away
St Aloysius Catholic Primary School
Cronulla · Catholic primary · K-6
178 students · ICSEA 1123 · 2.0 km away
St Aloysius College Cronulla
Cronulla · Catholic high school · 7-12
482 students · ICSEA 1089 · 2.2 km away
Burraneer Bay Public School
Cronulla · Government primary · K-6
573 students · ICSEA 1101 · 2.6 km away
Our Lady of Mercy Catholic College Burraneer
Cronulla · Catholic high school · 7-12
421 students · ICSEA 1086 · 2.6 km away
Cronulla South Public School
Cronulla · Government primary · K-6
261 students · ICSEA 1093 · 3.0 km away
Caringbah North Public School
Caringbah · Government primary · K-6
538 students · ICSEA 1086 · 3.2 km away
Similar schools
Government secondary schools in NSW with a comparable ICSEA.
Port Hacking High School
Miranda · Government high school · 7-12
950 students · ICSEA 1050
Marsden High School
Meadowbank · Government high school · 6-12
1,298 students · ICSEA 1050
Byron Bay High School
Byron Bay · Government high school · 7-12
820 students · ICSEA 1050
Engadine High School
Engadine · Government high school · 7-12
1,063 students · ICSEA 1051
The Jannali High School
Jannali · Government high school · 7-12
925 students · ICSEA 1051
St Marys Senior High School
St Marys · Government high school · 11-12
926 students · ICSEA 1052
Frequently asked questions
Is Cronulla High School a public or private school?
Cronulla High School is a public (government) school run by the New South Wales education department.
What year levels does Cronulla High School offer?
Cronulla High School offers 7 to 12. It is classified by ACARA as a secondary school.
How many students attend Cronulla High School?
In 2025, Cronulla High School had 1,205 enrolled students (605 girls, 600 boys), a change of -6% over five years.
What is the ICSEA of Cronulla High School?
Cronulla High School has an ICSEA (Index of Community Socio-Educational Advantage) of 1050. The national average is 1000, so this indicates above-average socio-educational advantage. ICSEA reflects the school community, not teaching quality.
How does Cronulla High School rank in NSW?
Cronulla High School ranks 228th of 539 secondary schools in New South Wales on the Success Index (56.7/100), and 588th of 1,472 nationally.
What is the student-to-teacher ratio at Cronulla High School?
Cronulla High School has about 15.0 students per full-time-equivalent teacher, based on 2025 ACARA staffing data.
How big is the Year 7 cohort at Cronulla High School?
In 2025, Cronulla High School had 203 students in Year 7 and 200 in Year 12.
Is Cronulla High School co-ed?
Yes. Cronulla High School is a co-educational school enrolling both girls and boys.
What other schools are near Cronulla High School?
There are 10 other schools within 15 km of Cronulla 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 Cronulla High School?
The closest Success Tutoring centre is Success Tutoring Hurstville, about 9.4 km from the school. Success Tutoring offers a free academic assessment to identify your child's strengths and learning gaps before any sessions begin.