Year 12 is the final year of secondary school study leading towards the Higher School Certificate (HSC). Students commenced this course in Term 4, 2023. With a focus on projects, performances and research, Year 12 students are engaged and very busy.
For the past five years, more than 90% of all Mosman High Year 12 students have received First Round University offers. The Year Advisor is supported by Head Teacher Stage 6 Mrs Fiona Ackerman. Mrs Ackerman can also be contacted regarding Disability Provision applications for the HSC.