Mosman High School — Enrolment — Mosman, NSW

Enrolment Summary

Mosman High School has 1,087 students enrolled across 6 year levels as of 2025. Total enrolment increased by 65 students (6.4%) from 2024.

Total Students1,087

Secondary1,087

YoY Change (2024→2025)+65

Enrolment by Year Level — 2025

Year 7

183+25

Year 8

166+3

Year 9

179-11

Year 10

213+37

Year 11

175-4

Year 12

171+15

20252024

Source: ACARA Enrolments by Grade (2025)

Total Enrolment Over Time

Mosman High School enrolment from 2016 to 2025.

Source: ACARA School Profile (2016–2025)

Gender Balance

Currently 514 girls (47%) and 573 boys (53%).

47%

53%

GirlsBoys

Source: ACARA School Profile (2016–2025)

Gender Breakdown by Year

YearGirlsBoysTotalGirls %

20255145731,08747%

20244825401,02247%

20234835441,02747%

20224765361,01247%

20214955671,06247%

20205075561,06348%

20195445581,10249%

20185515551,10650%

20175145561,07048%

20165135441,05749%

Year-on-Year Comparison

Year Level20242025Change

Year 7158183+25

Year 8163166+3

Year 9190179-11

Year 10176213+37

Year 11179175-4

Year 12156171+15

Total1,0221,087+65

Source: ACARA Enrolments by Grade (2024–2025)