12 schools most similar to Mosman High School 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%
Newtown High School of Performing Arts
Government Secondary Newtown, NSW
1,145 students
1127 ICSEA
15:1 ratio
99%
Parramatta High School
Government Secondary Parramatta, NSW
1,128 students
1132 ICSEA
14.7:1 ratio
99%
Northern Beaches Secondary College Balgowlah Boys Campus
Government Secondary Balgowlah, NSW
1,100 students
1115 ICSEA
14.4:1 ratio
98%
Killarney Heights High School
Government Secondary Killarney Heights, NSW
969 students
1132 ICSEA
14.6:1 ratio
98%
Turramurra High School
Government Secondary South Turramurra, NSW
987 students
1118 ICSEA
14.4:1 ratio
98%
Cammeraygal High School
Government Secondary Crows Nest, NSW
905 students
1135 ICSEA
12.4:1 ratio
98%
Northern Beaches Secondary College Mackellar Girls Campus
Government Secondary Manly Vale, NSW
1,023 students
1115 ICSEA
14.4:1 ratio
97%
Sydney Technical High School
Government Secondary Bexley, NSW
907 students
1136 ICSEA
14.1:1 ratio
96%
St Ives High School
Government Secondary St Ives, NSW
1,756 students
1125 ICSEA
13.5:1 ratio
96%
Epping Boys High School
Government Secondary Eastwood, NSW
1,493 students
1117 ICSEA
14.2:1 ratio
96%
Sydney Secondary College Balmain Campus
Government Secondary Rozelle, NSW
854 students
1112 ICSEA
13.2:1 ratio
95%
Castle Hill High School
Government Secondary Castle Hill, NSW
1,845 students
1121 ICSEA
14.8:1 ratio
Similarity calculated from ACARA School Profile (2025) data.
ICSEA 1126 1127
Enrolments 1,087 1,145
Sector Government Government
Type Secondary Secondary
Year Range 7-12 7-12
Student:Teacher 14.4:1 15:1
Location Mosman, NSW Newtown, NSW
Compare Mosman High School side-by-side with its closest matches on enrolments, ICSEA, staffing, and more.
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