Mainly on the coast
As of February 2012, the estimated population of Australia is 22,825,857.
The population of Australia all together is about 23,581,222 people. About two thirds of this population are people that are over the age of 18.
About 450 thousand. As many Maltese actually live in Malta
According to the latest numbers available, the United States has a population of 318,303,000, and Canada has a population of 35,427,524. Australia's population is 23,542,100.
Over 80% of Australia's population live along the eastern and southeastern coasts.
In mid 2014, Australia has a population of about 23.5 million. The USA has a population of about 314 million. This means that the population of the US is just over 13 times more than that of Australia.
In 2013, the population of Queensland, Australia was about 4.5 million.
Japan has around 5.8 times the population, or roughly 105.6 million more people.
By 9000 BC, people did not live on Antarctica or Australia. Antarctica was covered in ice, making it uninhabitable, and Australia's population was believed to have arrived around 50,000 years ago.
The town of Dalby, Queensland, has a population of just under 10,000.
Well that question will never be answered as population in cities always changes. Australia though would probably have more people living in it.
About three (2.9) people per square kilometer as of July 2014.