The size of Mosman is approximately 8.7 square kilometres. It has 45 parks covering nearly 29.6% of total area. The population of Mosman in 2016 was 28475 people. By 2021 the population was 28329 showing a population decline of 0.5% in the area during that time. The predominant age group in Mosman is 50-59 years. Households in Mosman are primarily couples with children and are likely to be repaying over $4000 per month on mortgage repayments. In general, people in Mosman work in a professional occupation.In 2021, 64.10% of the homes in Mosman were owner-occupied compared with 62.80% in 2016..
Mosman has 16,019 properties. Over the last 5 years, Houses in Mosman have seen a 57.39% increase in median value, while Units have seen a 26.57% increase. As at 31 May 2025:
154 Spit Rd, Mosman is in the school catchment zone for Beauty Point Public School and Mosman High School.
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Population 28,329
0-9
10%
10-19
12%
20-29
9%
30-39
12%
40-49
14%
50-59
14%
60-69
12%
70-79
10%
80-89
5%
90-99
1%
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