By 1901, Australia had developed six states that were unified with a constitution. A census taken in 1828 found that half the population of NSW were Convicts, and that former Convicts made up nearly half of the free population. However Australia is Word’s 6th largest country with size of 7,686,850 kilometer. The top give most populated state capital cities in Australia are as follows: Melbourne – Melbourne is the capital city of Victoria with a population of over 4.5 million which accounts for 19.05% of national population.

The Northern Territory has an estimated 244,600 residents, making it the least densely populated part of Australia and one of the least densely populated areas in the world.

63.9% of the population is Christian while 6.5 % has other religions: Buddhism (2.5% of the population), Islam (2.2%), Hinduism (1.3%) and Judaism (0.5%).

Australia’s population is about 25.5 million as of 2020 and is projected to grow to 42.68 million people by 2099. It's population went up from 1,512,105 in 2006 to 1,728,867 in 2011, a growth rate of 14.3% in just five years.

Most of Australia's population is concentrated on or around the more hospitable coastal areas, as you can see in the density map further down the page. The 2011 census revealed its population to be 4,391,674, an increase of 6.6% over the 2006 numbers. Based on our research South Australia population will reach 1.731 million by the June 2019.

At the moment, every 1 minute and 44 seconds, one new baby born, every 3 minutes and 24 seconds one person dies, every 2 minutes and 39 seconds, a new immigrants come to Australia.

Australia’s population growth rate has eased back to a rate last seen almost 10 years prior, as indicated by the Australian Bureau of Statistics (ABS). Mining industry also plays an important part in the population growth. The Australian Capital Territory and the Northern Territory almost function as states, as each of the territory’s legislative assemblies can be overridden federally. Brisbane, capital of Queensland, had a population of 2,065,996 on the day of the 2011 census.

Sydney is Australia’s most populated city with an estimated population of over 4.4 million people. Melbourne is Victoria’s business, administrative, cultural and recreational hub of the state. Its capital city, Perth, is home to 2 million of WA's 2.5 million residents.

The calculation is based on the average growth rate of 1.64% over last 9 years since 2011.

Its largest city is Darwin, where more than half of the Territory's residents make their homes. Only a slight difference exists between metropolitan and non-metropolitan residents.

On an average day around 854,000 people use the city, and each year Melbourne hosts over a million international visitors… Read more about Melbourne population 2020.
We are surprised to see NT is on top of the list. New South Wales is Australia’s largest state, home to an estimated 7,618,200 people in 2016. Mongolia, Western Sahara and Suriname have fewer people per square kilometer than Australia.

Australia has 19 listed World Heritage properties, including world renowned Sydney Opera House.

South Australia’s density is 1.62 people per kilometer, which is ranking 6th most populated state in Australia… Read more about South Australia population 2020. The reasons contribute to the population growth is fertility rate and interstate migration.

We believe using the recent years’ figures (see the table below) will make the estimation more accurate.

We use end of June each year due to Australia Bureau of Statistics always follow Australia financial year when pushed the data. Adelaide – Adelaide recorded a very high population growth thanks to immigration policies which encourage people come to Adelaide. The most common immigration sources in Australia are the United Kingdom, New Zealand, China, India, and Vietnam. The Northern Territory recorded the lowest growth rate at 0.4%.

Queensland's largest city is Brisbane.

Melbourne, Australia's second city and a great rival of Sydney, is the capital of Victoria. We use end of June each year due to Australia Bureau Statistics ABS always follow Australia financial year when pushed the data. Australia’s population density is 3.14 people per square kilometer.

NSW is located in south-eastern Australia. Of the Local Government Areas within the Greater Adelaide Planning Region, Onkaparinga had the highest population, followed by Salisbury and Port Adelaide Enfield.

English is the official language of Australia and is spoken by the vast majority of the population. Population of Australian Capital Territory 2020. Overseas migration also plays a big part in Queensland’s population growth. See also the number of migrants for this country.

After 2012, average Australian life expectance is greater than 82 years. South Australia – South Australia has population of over 1.7 million, which accounts for 7.14% of Australia population.

In the Northern Territory, every square kilometer holds just 0.2 people. Other figures included Irish at 7.5%, Scottish at 6.4% and Italian at 3.3%. WA is one of the least densely populated states in the world… Read more about Western Australia population 2020.

World Population Australia Global Rank; 2020: 25,499,884: 1.18 %: 296,686: 158,246: 37.9: 1.83: 3: 85.9 %: 21,903,705: 0.33 %: 7,794,798,739: 55: 2019: 25,203,198: 1.23 %: 305,046: 158,246: 37.3: 1.87: 3: 85.7 %: 21,607,414: 0.33 %: 7,713,468,100: 55: 2018: 24,898,152: 1.28 %: 313,532: 158,246: 37.3: 1.87: 3: 85.6 %: 21,307,040: 0.33 %: 7,631,091,040: 55: 2017: 24,584,620: 1.33 %: 321,908: 158,246: 37.3: 1.87: 3: 85.4 …
As the 6th largest nation in the world, Australia has a very low population density of just 3 people per square kilometer, or 7 per square mile. Perth – Perth is Western Australia’s state capital city. Home to Australia's capital city Canberra, 390,800 people live in the ACT.

Adelaide, capital of South Australia, is home to 1,316,779 people.

There are six Australian states, ranging in population from 0.5 million to 7.6 million in population.

Two of these territories, Ashmore and Cartier Islands and Heard Island and McDonald Islands, are uninhabited. Queensland is Australia's third largest state. If Australia continues with the current average population growth rate (1.5%), by 2050, Australia population will reach 40 million and by 2100 it will reach 53 million, which means Australia population will double in 2100.