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Independent School

Central Coast Grammar School

Combined school in Erina Heights, NSW

1,561
Students (2025)
1155
ICSEA?Index of Community Socio-Educational Advantage – measures the socio-educational background of students. Based on parents' occupation, education, and school location. National average is 1000.
12:1
Student:Teacher
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About Central Coast Grammar School

Central Coast Grammar School is a independent combined school located in Erina Heights, Sydney's North Shore. The school offers education for students from K-12.

With 1561 students enrolled in 2025 and an ICSEA score of 1155 (96th percentile), the school serves a community with above-average socio-educational advantage. The student-to-teacher ratio of 12:1 supports quality learning outcomes.

📍 Contact & Location

🎓 School Details

  • Type Independent
  • Level Combined (K-12)
  • Gender Co-educational
  • Students (2025) 1,561 enrolled
  • Teaching Staff 140 (134.8 FTE)
  • Non-Teaching Staff 69 (58.6 FTE)
  • ICSEA?Index of Community Socio-Educational Advantage – measures the socio-educational background of students. Based on parents' occupation, education, and school location. National average is 1000. 1155 (96th percentile)
  • Indigenous Students 2%

📊 Student Demographics

Gender
Boys: 802 (51%)
Girls: 759 (49%)
Language Background
LBOTE: 16%?Language Background Other Than English – students who speak a language other than English at home.
English only: 83%
ICSEA Distribution?Index of Community Socio-Educational Advantage – shows the distribution of students across socio-educational quarters. Based on parents' occupation, education, and school location. National average is 1000.
10%
26%
62%
Bottom 2% Lower 10% Upper 26% Top 62%