Gosford High School
Updated Oct 2026 · ACARA 2025Gosford, New South Wales 2250 · Central Coast (NSW) LGA
About Gosford High School
Gosford High School is a public high school located in Gosford, New South Wales (2250), within the Central Coast (NSW) local government area. It caters for students from 7 to 12 and in 2025 enrolled 1,067 students (464 girls and 603 boys).
Gosford High School has an ICSEA value of 1157, indicating exceptionally high socio-educational advantage, among the most advantaged school communities in Australia. That places it in the 96th percentile of Australian schools. 60% of students come from the top socio-educational quarter and 2% from the bottom quarter.
The school employs 71 teachers (71.6 full-time equivalent) and 12 non-teaching staff, giving a student-to-teacher ratio of about 14.8 to 1. Enrolments have remained steady over the past five years.
On the Success Index, Gosford High School scores 77.0 out of 100, placing it in the top 10% of secondary schools nationally and 43rd of 539 secondary schools in NSW (1st of 21 in the Central Coast (NSW) area).
Success Index breakdown
Each component is a percentile against schools of the same type across Australia.
- Socio-educational advantage (ICSEA) (50%)ICSEA 1157
- Students in the top advantage quarter (15%)60% of students
- Teacher resourcing (students per teacher) (15%)14.8 students per teacher
- Enrolment growth vs local area (5 years) (10%)+1% enrolments since 2020 (area median -4%)
- 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 Gosford High School's 1,067 students are spread across year levels in 2025.
Enrolment trend
How enrolments at Gosford High School have changed over the past decade.
Free academic assessment
Is your child on track at Gosford 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.
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Schools near Gosford High School
Closest schools by straight-line distance, with their Success Index.
Gosford Public School
West Gosford · Government primary · K-6
545 students · ICSEA 1049 · 753 m away
Henry Kendall High School
Gosford · Government high school · 7-12
789 students · ICSEA 1030 · 755 m away
North Gosford Learning Centre
North Gosford · Government special · U
38 students · ICSEA 905 · 834 m away
ET Australia Secondary College
Gosford · Independent special · 7-12
280 students · ICSEA 976 · 911 m away
Our Lady of the Rosary Catholic Primary School
Wyoming · Catholic primary · K-6
443 students · ICSEA 1076 · 989 m away
St Philip's Christian College - Gosford
Narara · Independent combined · K-12
694 students · ICSEA 1093 · 1.3 km away
Glenvale School
Narara · Government special · U
159 students · ICSEA 963 · 1.3 km away
Rumbalara Environmental Education Centre
Gosford · Government combined
· 1.3 km away
Wyoming Public School
Wyoming · Government primary · K-6
302 students · ICSEA 940 · 1.7 km away
Narara Valley High School
Narara · Government high school · 7-12
629 students · ICSEA 974 · 2.2 km away
Similar schools
Government secondary schools in NSW with a comparable ICSEA.
Willoughby Girls High School
Willoughby · Government high school · 7-12
1,036 students · ICSEA 1152
St George Girls High School
Kogarah · Government high school · 7-12
908 students · ICSEA 1148
Killara High School
Killara · Government high school · 7-12
1,803 students · ICSEA 1147
Hurlstone Agricultural High School
Glenfield · Government high school · 7-12
934 students · ICSEA 1147
Cherrybrook Technology High School
Cherrybrook · Government high school · 7-12
2,098 students · ICSEA 1146
Caringbah High School
Caringbah · Government high school · 7-12
908 students · ICSEA 1172
Frequently asked questions
Is Gosford High School a public or private school?
Gosford High School is a public (government) school run by the New South Wales education department.
What year levels does Gosford High School offer?
Gosford High School offers 7 to 12. It is classified by ACARA as a secondary school.
How many students attend Gosford High School?
In 2025, Gosford High School had 1,067 enrolled students (464 girls, 603 boys), a change of 1% over five years.
What is the ICSEA of Gosford High School?
Gosford High School has an ICSEA (Index of Community Socio-Educational Advantage) of 1157. The national average is 1000, so this indicates exceptionally high socio-educational advantage, among the most advantaged school communities in Australia. ICSEA reflects the school community, not teaching quality.
How does Gosford High School rank in NSW?
Gosford High School ranks 43rd of 539 secondary schools in New South Wales on the Success Index (77.0/100), and 114th of 1,472 nationally.
What is the student-to-teacher ratio at Gosford High School?
Gosford High School has about 14.8 students per full-time-equivalent teacher, based on 2025 ACARA staffing data.
How big is the Year 7 cohort at Gosford High School?
In 2025, Gosford High School had 180 students in Year 7 and 166 in Year 12.
Is Gosford High School co-ed?
Yes. Gosford High School is a co-educational school enrolling both girls and boys.
What other schools are near Gosford High School?
There are 10 other schools within 15 km of Gosford 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 Gosford High School?
The closest Success Tutoring centre is Success Tutoring Dee Why, about 38 km from the school. Success Tutoring offers a free academic assessment to identify your child's strengths and learning gaps before any sessions begin.