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Independent School

St Luke's Grammar School

Combined school in Dee Why, NSW

1,481
Students (2025)
1178
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 St Luke's Grammar School

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

With 1481 students enrolled in 2025 and an ICSEA score of 1178 (98th 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) 1,481 enrolled
  • Teaching Staff 137 (122.1 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. 1178 (98th percentile)
  • Indigenous Students 0%

📊 Student Demographics

Gender
Boys: 762 (51%)
Girls: 719 (49%)
Language Background
LBOTE: 14%?Language Background Other Than English – students who speak a language other than English at home.
English only: 86%
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.
6%
22%
71%
Bottom 1% Lower 6% Upper 22% Top 71%