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Australia’s Population Map Infographic - featured image

Australia’s Population Map Infographic

key takeaways

Key takeaways

Australia's total population is 25.9 million people

Our median age is 38

There are 10 million households in Australia, with an average size of 2.5 people per household

Sydney is home to most Australians, followed by Melbourne, Brisbane, Perth and Adelaide

Australia is a diverse and vibrant country, with a population of over 25.9 million people.

It is known for its unique wildlife, beautiful beaches, and vibrant culture.


In this article, we bring you a visualised overview of Australia’s Population to help break down the demographics.

Australia has increased its population by 1.7 times in the last 40 years.

From 14.5 million in 1981 to 25.9 million currently.


  • The largest cities in Australia include Sydney (5.3million), Melbourne (5m), and Brisbane (2.6m).
  • With Perth not too far behind (2.3M).
  • An interesting aspect of Australia is the density of its population towards the coast.
  • Having the desert outback in the centre, the cooler climates, and the proximity to water lead its population to occupy these more liveable areas.
  • Australia is made up of 6 generations, ranging from the Builders (born 1939-1945) to Generation Alpha (born 2010-2024).
  • With Millenials overtaking Boomers to be Australia’s largest generation.

About Mark McCrindle is principal of McCrindle and a social researcher, a demographer, futurist and social researcher with an international following. His passions lie in tracking emerging issues and researching social trends analysing customer segments. Find out more about McCrindle
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