Overview
Mosman High School is a government secondary school in Mosman, New South Wales, serving 7-12. The school has 1,087 enrolled students. Its ICSEA value is 1126 (well above average). The student-to-teacher ratio is 14.4:1. The school is located in a SEIFA IRSD decile 10 area.
Source: ACARA School Profile 2025 (2025)
Key Facts
SectorGovernment
School TypeSecondary
Year Range7-12
Governing BodyNSW Department of Education
Postcode2088
LGAMosman
RemotenessMajor Cities
ACARA ID41331
Student Background
Total Enrolments1,087
Gender Split514 girls / 573 boys
Indigenous Students0%
Language Background Other Than English43%
English Background57%
Socio-Educational Advantage Distribution
Source: ACARA School Profile (2025)
Enrolment by Year Level
1,087 students across 6 year levels (2025)
Yr 7183
Yr 8166
Yr 9179
Yr 10213
Yr 11175
Yr 12171
Source: ACARA Enrolments by Grade (2025)
Staffing
Teaching Staff66 (75.3 FTE)
Non-Teaching Staff12 (14.0 FTE)
Total Staff78
Student:Teacher Ratio14.4:1
Source: ACARA School Profile (2025)