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Government School

St Clair High School

Secondary school in St Clair, NSW

718
Students (2025)
956
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.
11:1
Student:Teacher
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About St Clair High School

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

With 718 students enrolled in 2025 and an ICSEA score of 956 (27th percentile), the school serves a community with above-average socio-educational advantage. The student-to-teacher ratio of 11:1 supports quality learning outcomes.

📍 Contact & Location

🎓 School Details

  • Type Government
  • Level Secondary (7-12)
  • Gender Co-educational
  • Students (2025) 718 enrolled
  • Teaching Staff 53 (63.7 FTE)
  • Non-Teaching Staff 21 (18.3 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. 956 (27th percentile)
  • Indigenous Students 9%

📊 Student Demographics

Gender
Boys: 394 (55%)
Girls: 324 (45%)
Language Background
LBOTE: 37%?Language Background Other Than English – students who speak a language other than English at home.
English only: 63%
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.
50%
30%
15%
Bottom 50% Lower 30% Upper 15% Top 5%