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Australia

Population

27,303,936

Estimated as of Oct 22, 2026View source
Population rank
55th
Share of world
0.33%
Annual change
+253,0700.96%

Population of Australia

10M20M30M40M50M60M70M95% prediction interval202627.3M2050 projection32.5M↑ 19% from 202619601980200020202040206020802100

Source: United Nations — World Population Prospects (2024 Revision)

Current population estimate: 27,303,936. 2050 projection: 32,506,969.Use the arrow keys on the chart to inspect individual years.

Historical population estimates for Australia. Annual change is shown as a percentage.
202627,227,0960.96%55
202526,974,0260.94%55
202025,743,7911.03%55
201925,482,7141.45%55
201825,119,7061.57%54
201724,731,0381.65%54
201523,948,0021.58%54
201022,141,5811.76%56
200520,294,4901.19%53
200019,132,4711.12%52

Showing 10 of 19 years.

Population by City

Sydney is home to 4,976,762 people, 18.28% of Australia's population.

City population4M2M700K
Sydney 5.0MMelbourne 4.9MBrisbane 2.5MPerth 2.2MAdelaide 1.3MGold Coast 741.7KCanberra 523.3KNewcastle 361.9KSunshine Coast 313.8K
Largest cities by 2026 population and share of the national population.
1Sydney5.0M18.28%
2Melbourne4.9M18.10%
3Brisbane2.5M9.12%
4Perth2.2M8.15%
5Adelaide1.3M4.77%
6Gold Coast741.7K2.72%
7Canberra523.3K1.92%
8Newcastle361.9K1.33%
9Central Coast344.0K1.26%
10Sunshine Coast313.8K1.15%

Australia by the Numbers

Estimated as of Oct 22, 2026

Population
Australia is home to an estimated 27,303,936 people, the 55th largest population in the world.
Daily change
Australia has a net population change of approximately 680 people per day, driven by 831 births, 512 deaths, and net immigration of 361 people.
Share of world
Australia makes up 0.33% of the world's population and 57.78% of Oceania's.
Density
3.5 people per km² of land (9.2 per mi²), ranking 231st among countries and territories.
Urban living
87.72% of people live in urban areas.

Australia Demographics

Age & longevity

MaleFemale100+ years, male: 1,627100+ years, female: 5,08395–99 years, male: 15,99895–99 years, female: 34,72990–94 years, male: 66,40090–94 years, female: 109,85585–89 years, male: 171,48785–89 years, female: 224,99880–84 years, male: 322,95080–84 years, female: 372,60675–79 years, male: 496,09175–79 years, female: 549,26270–74 years, male: 586,70970–74 years, female: 644,63965–69 years, male: 683,32665–69 years, female: 741,95560–64 years, male: 745,30660–64 years, female: 784,24555–59 years, male: 789,24655–59 years, female: 820,75650–54 years, male: 821,64050–54 years, female: 841,79845–49 years, male: 831,98745–49 years, female: 853,40940–44 years, male: 948,73640–44 years, female: 961,54635–39 years, male: 977,32535–39 years, female: 996,66730–34 years, male: 977,68930–34 years, female: 961,81625–29 years, male: 913,31225–29 years, female: 866,55720–24 years, male: 848,59020–24 years, female: 807,23515–19 years, male: 863,27915–19 years, female: 818,35810–14 years, male: 846,71210–14 years, female: 800,8915–9 years, male: 804,7235–9 years, female: 761,9920–4 years, male: 798,0510–4 years, female: 757,519100+95–9990–9485–8980–8475–7970–7465–6960–6455–5950–5445–4940–4435–3930–3425–2920–2415–1910–145–90–4500K500K

Hover or tap an age group to see exact counts. Use the up and down arrow keys to inspect age groups.

Median age

39.5 yrs

World: 31

Life expectancy

84.3 yrs

World: 73.8

Male

49.62%

Female

50.38%

Life expectancy 82.6Life expectancy 86.1

Ethnicity

33%

English

  • English33%
  • Australian29.9%
  • Other15.8%
  • Irish9.5%
  • Scottish8.6%
  • Chinese5.5%
  • Italian4.4%
  • German4%
  • Indian3.1%
  • Australian Aboriginal2.9%
  • Greek1.7%

Reported percentages total 118.4% and are shown individually. Source note: data represent self-identified ancestry, with the option to report two ancestries

Data notes

Source estimate: 2021 est.

Religion

38.4%

None, the largest reported group

  • None38.4%
  • Roman Catholic20%
  • Protestant18.1%
  • Unspecified10.4%
  • Other Christian3.5%
  • Muslim3.2%
  • Hindu2.7%
  • Buddhist2.4%
  • Other1.3%
Data notes

Source estimate: 2021 est.

Protestant: Anglican 9.8%, Uniting Church 2.6%, Presbyterian and Reformed 1.6%, Baptist 1.4%, Pentecostal 1%, Other Protestant 1.7%

Related Pages

Sources

  1. World Population Prospects (2024 Revision) - United Nations population estimates and projections.
  2. World Population Prospects (2024 Revision) - Australia United Nations Graphs/Profiles
  3. World Bank / UN World Urbanization Prospects - 2025: Urban population (% of total population), using national definitions.
  4. Australia Bureau of Statistics - The statistical agency of Australia
  5. 2011 Australia Census