These fact sheets provide data on the current and projected future prevalence of all forms of dementia, and early onset dementia, across Australia and by state and territory. Without a significant intervention, it is expected that dementia rates will rise substantially between now and 2054. 

The linked webpage provides additional data analysis and commentary.

Key facts

• In 2025 there are 433,300 Australians living with dementia and this is expected to rise by 88% by 2054.
• In 2025 there are 25,000 Australians living with early onset dementia and this is expected to rise by 41% by 2054.
• The highest percentage increases in people living with dementia between now and 2054 are expected in Western Australia, the Australian Capital Territory and the Northern Territory.