Casimir Catholic College
Secondary school in Marrickville, NSW
About Casimir Catholic College
Casimir Catholic College is a catholic secondary school located in Marrickville, Sydney's North Shore. The school provides Catholic education within a caring community environment for students from 7-12.
With 827 students enrolled in 2025 and an ICSEA score of 1052 (69th percentile), the school serves a community with above-average socio-educational advantage. The student-to-teacher ratio of 13:1 supports quality learning outcomes.
Contact & Location
- Location Marrickville, NSW 2204
- Website casimirmarrickville.syd.catholic.edu.au
- MySchool View Profile
School Details
- Type Catholic
- Level Secondary (7-12)
- Gender Co-educational
- Students (2025) 827 enrolled
- Teaching Staff 68 (65.1 FTE)
- Non-Teaching Staff 19 (12.9 FTE)
- ICSEAIndex of Community Socio-Educational Advantage – measures the socio-educational background of students. Based on parents' occupation, education, and school location. National average is 1000. 1052 (69th percentile)
- Indigenous Students 1%
Student Demographics
Gender
Boys: 449 (54%)
Girls: 378 (46%)
Language Background
LBOTE: 81%Language Background Other Than English – students who speak a language other than English at home.
English only: 19%
ICSEA DistributionIndex 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.
Bottom 17%
Lower 31%
Upper 32%
Top 20%
