Central Coast Grammar School
Updated Oct 2026 · ACARA 2025Erina Heights, New South Wales 2260 · Central Coast (NSW) LGA
#54 of 314 combined schools in NSW
#148 of 1,259 nationally
About Central Coast Grammar School
Central Coast Grammar School is an independent combined (K–12) school located in Erina Heights, New South Wales (2260), within the Central Coast (NSW) local government area. It caters for students from K to 12 and in 2025 enrolled 1,561 students (759 girls and 802 boys). The school is affiliated with Independent Schools NSW.
Central Coast Grammar School has an ICSEA value of 1155, indicating exceptionally high socio-educational advantage, among the most advantaged school communities in Australia. That places it in the 96th percentile of Australian schools. 62% of students come from the top socio-educational quarter and 2% from the bottom quarter.
The school employs 140 teachers (134.8 full-time equivalent) and 69 non-teaching staff, giving a student-to-teacher ratio of about 11.6 to 1. Enrolments have grown by 20% over the past five years.
On the Success Index, Central Coast Grammar School scores 77.3 out of 100, placing it in the top 25% of combined schools nationally and 54th of 314 combined schools in NSW (1st of 10 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 1155
- Students in the top advantage quarter (15%)62% of students
- Teacher resourcing (students per teacher) (15%)11.6 students per teacher
- Enrolment growth vs local area (5 years) (10%)+20% enrolments since 2020 (area median +18%)
- ICSEA trend (5 years) (10%)+1 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 Central Coast Grammar School's 1,561 students are spread across year levels in 2025.
Enrolment trend
How enrolments at Central Coast Grammar School have changed over the past decade.
Free academic assessment
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Schools near Central Coast Grammar School
Closest schools by straight-line distance, with their Success Index.
Erina Heights Public School
Erina Heights · Government primary · K-6
254 students · ICSEA 1094 · 1.4 km away
Central Coast Adventist School
Erina · Independent combined · K-12
1,136 students · ICSEA 1112 · 1.4 km away
Our Lady Star of The Sea Catholic Primary School
Terrigal · Catholic primary · K-6
605 students · ICSEA 1102 · 1.8 km away
Erina High School
Erina · Government high school · 7-12
781 students · ICSEA 996 · 2.3 km away
Woodport Public School
Erina · Government primary · K-6
429 students · ICSEA 1041 · 2.4 km away
Holgate Public School
Holgate · Government primary · K-6
95 students · ICSEA 1047 · 2.4 km away
Chertsey Primary School
Springfield · Government primary · K-6
125 students · ICSEA 935 · 2.8 km away
Aspect Central Coast School
Terrigal · Independent special · U
122 students · ICSEA 1030 · 3.3 km away
Terrigal High School
Terrigal · Government high school · 7-12
847 students · ICSEA 1044 · 3.4 km away
Terrigal Public School
Terrigal · Government primary · K-6
888 students · ICSEA 1078 · 4.1 km away
Similar schools
Independent combined schools in NSW with a comparable ICSEA.
Covenant Christian School
Belrose · Independent combined · K-12
884 students · ICSEA 1155
St Catherine's School
Waverley · Independent combined · K-12
1,122 students · ICSEA 1156
Oxley College
Burradoo · Independent combined · K-12
827 students · ICSEA 1153
German International School Sydney
Terrey Hills · Independent combined · K-12
380 students · ICSEA 1158
Pittwater House Schools
Collaroy · Independent combined · K-12
1,002 students · ICSEA 1158
Saint Ignatius' College
Lane Cove · Independent combined · 5-12
1,613 students · ICSEA 1159
Frequently asked questions
Is Central Coast Grammar School a public or private school?
Central Coast Grammar School is a Independent school, which makes it a non-government (private) school affiliated with Independent Schools NSW.
What year levels does Central Coast Grammar School offer?
Central Coast Grammar School offers K to 12. It is classified by ACARA as a combined school.
How many students attend Central Coast Grammar School?
In 2025, Central Coast Grammar School had 1,561 enrolled students (759 girls, 802 boys), a change of 20% over five years.
What is the ICSEA of Central Coast Grammar School?
Central Coast Grammar School has an ICSEA (Index of Community Socio-Educational Advantage) of 1155. 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 Central Coast Grammar School rank in NSW?
Central Coast Grammar School ranks 54th of 314 combined schools in New South Wales on the Success Index (77.3/100), and 148th of 1,259 nationally.
What is the student-to-teacher ratio at Central Coast Grammar School?
Central Coast Grammar School has about 11.6 students per full-time-equivalent teacher, based on 2025 ACARA staffing data.
How big is the Year 7 cohort at Central Coast Grammar School?
In 2025, Central Coast Grammar School had 170 students in Year 7 and 118 in Year 12.
Is Central Coast Grammar School co-ed?
Yes. Central Coast Grammar School is a co-educational school enrolling both girls and boys.
What other schools are near Central Coast Grammar School?
There are 10 other schools within 15 km of Central Coast Grammar 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 Central Coast Grammar 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.