12 schools most similar to St John XXIII Catholic College (Secondary) in NSW, based on socio-educational profile, enrolment size, sector, and school type.
Similarity is calculated using ICSEA score (weighted ×3), enrolment size (×2), sector match (×2), and school type (×1.5). Higher match % means a more comparable school.
99%
Gilroy Catholic College
Catholic Secondary Castle Hill, NSW
1,307 students
1096 ICSEA
14.2:1 ratio
99%
St Ursula's College
Catholic Secondary Kingsgrove, NSW
1,110 students
1095 ICSEA
13.5:1 ratio
99%
St Patrick's College Sutherland
Catholic Secondary Sutherland, NSW
1,227 students
1093 ICSEA
13.7:1 ratio
99%
St Columba's Catholic College
Catholic Secondary Springwood, NSW
1,112 students
1088 ICSEA
13:1 ratio
99%
Catherine McAuley Westmead
Catholic Secondary Westmead, NSW
1,210 students
1087 ICSEA
14.5:1 ratio
98%
St Francis Xavier's College
Catholic Secondary Hamilton, NSW
959 students
1096 ICSEA
10.5:1 ratio
98%
Marcellin College
Catholic Secondary Randwick, NSW
964 students
1100 ICSEA
13.5:1 ratio
98%
Marist Sisters' College Woolwich
Catholic Secondary Woolwich, NSW
937 students
1101 ICSEA
13.4:1 ratio
98%
Marist Catholic College Penshurst
Catholic Secondary Mortdale, NSW
1,343 students
1090 ICSEA
13.9:1 ratio
98%
St Patrick's Marist College
Catholic Secondary Dundas, NSW
1,070 students
1089 ICSEA
14.6:1 ratio
97%
Domremy Catholic College
Catholic Secondary Five Dock, NSW
858 students
1091 ICSEA
14.1:1 ratio
97%
Trinity Catholic College
Catholic Secondary Adamstown, NSW
849 students
1090 ICSEA
11.6:1 ratio
Similarity calculated from ACARA School Profile (2025) data.
ICSEA 1097 1096
Enrolments 1,166 1,307
Sector Catholic Catholic
Type Secondary Secondary
Year Range 7-12 7-12
Student:Teacher 14:1 14.2:1
Location Stanhope Gardens, NSW Castle Hill, NSW
Compare St John XXIII Catholic College (Secondary) side-by-side with its closest matches on enrolments, ICSEA, staffing, and more.
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