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Independent School

Avondale School

Combined school in Cooranbong, NSW

977
Students (2025)
1055
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 Avondale School

Avondale School is a independent combined school located in Cooranbong, Sydney's North Shore. The school offers education for students from K-12.

With 977 students enrolled in 2025 and an ICSEA score of 1055 (70th 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 Independent
  • Level Combined (K-12)
  • Gender Co-educational
  • Students (2025) 977 enrolled
  • Teaching Staff 74 (67.2 FTE)
  • Non-Teaching Staff 58 (44.8 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. 1055 (70th percentile)
  • Indigenous Students 5%

📊 Student Demographics

Gender
Boys: 464 (47%)
Girls: 513 (53%)
Language Background
LBOTE: 12%?Language Background Other Than English – students who speak a language other than English at home.
English only: 88%
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.
13%
29%
35%
23%
Bottom 13% Lower 29% Upper 35% Top 23%