Population by State in Australia. See also Australia, Demographics.

March 2018: New South Wales: 8 million. | Victoria: 6.4 million. | Queensland: 5.0 million. | Western Australia: 2.6 million. | South Australia: 1.7 million. | Tasmania: 0.5 million. | Australian Capital Territory: 0.4 million. | Northern Territory: 0.2 million.

Source: ’The Wonder Down Under’, The Economist Special Report 27th Oct 2018, p4.