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Western Australia: population, jobs, health, schools, living costs and state government finances

Western Australia is a state of Australia, number 4 of 8 by population. The Australian Bureau of Statistics estimates the resident population of Western Australia at 3,044,382 people on 30 June 2025, which is 11.0% of Australia (4th largest of 8 states and territories by population).

In depth

How fast is the population of Western Australia growing?

The population of Western Australia grew by 2.2% in the year to 30 June 2025 (from 2,978,147); its growth rate was fastest of 8 among the states and territories.

Source: Australian Bureau of Statistics · saved copy

What is the median age in Western Australia?

The median age of people in Western Australia was 38.0 years at 30 June 2024 (4th youngest of 8 states and territories).

Source: Australian Bureau of Statistics · saved copy

How many migrants arrived in Western Australia?

Net overseas migration added 41,057 people to the population of Western Australia in the year to 30 June 2025.

Source: Australian Bureau of Statistics · saved copy

How many people in Western Australia are Aboriginal or Torres Strait Islander?

At the 2021 Census 3.3% of people in Western Australia identified as Aboriginal and/or Torres Strait Islander, and 32.2% were born overseas.

Source: Australian Bureau of Statistics · saved copy

How states are governed in Australia

States (6) and self-governing territories (2). Elected parliaments; premier or chief minister from the majority. Create, merge and supervise local councils through their own Local Government Acts.

Every tier of government in Australia

Other states of Australia

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Sources

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