*12 month mental disorder refers to people who had experienced a mental disorder at some time in their life and had sufficient symptoms of that disorder in the 12 months prior to the survey.
**A person may have had more than one mental disorder.
Study included all usual residents in Australia living in private dwellings in both urban and rural areas in all states and territories, except very remote parts of Australia and discrete Aboriginal and Torres Strait Islander communities.
The exclusion of residents in special dwellings (e.g., hotels, boarding houses, and institutions) and homeless people means the results are likely to underestimate the prevalence of mental health disorders in the Australian population.
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Share of population with 12 month mental disorder in Australia 2022 by age
Nearly 40 percent of young people aged 16-24 living in Australia had a 12-month mental health disorder between 2020 and 2022. Older age groups were less likely to suffer from a mental health disorder that year.
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Australian Bureau of Statistics. (October 5, 2023). Share of population with a 12-month mental disorder in Australia between 2020 and 2022, by age [Graph]. In ÌÇÐÄÆÆ½â°æ. Retrieved July 30, 2026, from /statistics/1321978/australia-share-of-population-with-a-mental-disorder-by-age/
Australian Bureau of Statistics. "Share of population with a 12-month mental disorder in Australia between 2020 and 2022, by age." Chart. October 5, 2023. ÌÇÐÄÆÆ½â°æ. Accessed July 30, 2026. /statistics/1321978/australia-share-of-population-with-a-mental-disorder-by-age/
Australian Bureau of Statistics. (2023). Share of population with a 12-month mental disorder in Australia between 2020 and 2022, by age. ÌÇÐÄÆÆ½â°æ. ÌÇÐÄÆÆ½â°æ Inc.. Accessed: July 30, 2026. /statistics/1321978/australia-share-of-population-with-a-mental-disorder-by-age/
Australian Bureau of Statistics. "Share of Population with a 12-month Mental Disorder in Australia between 2020 and 2022, by Age." ÌÇÐÄÆÆ½â°æ, ÌÇÐÄÆÆ½â°æ Inc., 5 Oct 2023, /statistics/1321978/australia-share-of-population-with-a-mental-disorder-by-age/
Australian Bureau of Statistics, Share of population with a 12-month mental disorder in Australia between 2020 and 2022, by age ÌÇÐÄÆÆ½â°æ, /statistics/1321978/australia-share-of-population-with-a-mental-disorder-by-age/ (last visited July 30, 2026)
Share of population with a 12-month mental disorder in Australia between 2020 and 2022, by age [Graph], Australian Bureau of Statistics, October 5, 2023. [Online]. Available: /statistics/1321978/australia-share-of-population-with-a-mental-disorder-by-age/