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Government School

Castle Hill High School

Secondary school in Castle Hill, NSW

1,845
Students (2025)
1121
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.
15:1
Student:Teacher
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About Castle Hill High School

Castle Hill High School is a government secondary school located in Castle Hill, Sydney's North Shore. As a NSW public school, it provides quality education to the local community, catering to students from 7-12.

With 1845 students enrolled in 2025 and an ICSEA score of 1121 (89th percentile), the school serves a community with above-average socio-educational advantage. The student-to-teacher ratio of 15:1 supports quality learning outcomes.

📍 Contact & Location

🎓 School Details

  • Type Government
  • Level Secondary (7-12)
  • Gender Co-educational
  • Students (2025) 1,845 enrolled
  • Teaching Staff 133 (124.1 FTE)
  • Non-Teaching Staff 21 (19.6 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. 1121 (89th percentile)
  • Indigenous Students 0%

📊 Student Demographics

Gender
Boys: 978 (53%)
Girls: 867 (47%)
Language Background
LBOTE: 68%?Language Background Other Than English – students who speak a language other than English at home.
English only: 32%
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.
15%
32%
48%
Bottom 5% Lower 15% Upper 32% Top 48%