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Independent School

St Andrew's Cathedral School

Combined school in Sydney, NSW

1,436
Students (2025)
1189
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.
9:1
Student:Teacher
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About St Andrew's Cathedral School

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

With 1436 students enrolled in 2025 and an ICSEA score of 1189 (99th percentile), the school serves a community with above-average socio-educational advantage. The student-to-teacher ratio of 9:1 supports quality learning outcomes.

📍 Contact & Location

🎓 School Details

  • Type Independent
  • Level Combined (K-12)
  • Gender Co-educational
  • Students (2025) 1,436 enrolled
  • Teaching Staff 176 (153.7 FTE)
  • Non-Teaching Staff 126 (93.8 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. 1189 (99th percentile)
  • Indigenous Students 1%

📊 Student Demographics

Gender
Boys: 841 (59%)
Girls: 595 (41%)
Language Background
LBOTE: 30%?Language Background Other Than English – students who speak a language other than English at home.
English only: 70%
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.
19%
76%
Bottom 1% Lower 4% Upper 19% Top 76%