Argentina vs Australia: Historical population data

Argentina
45.85 million Persons
in 2025
Australia
27.61 million Persons
in 2025
Argentina rank
17th
Australia rank
20th

Historical population data over time

  • Argentina
  • Australia
10.0M20.0M30.0M40.0M50.0M195019872025

How they compare

Argentina currently reports 45.85 million Persons against 27.61 million Persons in Australia, a difference of 18.24 million Persons.

That makes Argentina's figure about 1.7 times Australia's.

Across all 76 years both countries report, Argentina has been ahead every year.

Argentina ranks 17th and Australia ranks 20th of 43 countries.

Argentina has averaged higher in every one of the 8 decades both report.

Head to head by decade

Decade Argentina Australia Difference Ahead
1950s 18.54 million Persons 9.12 million Persons 9.42 million Persons Argentina
1960s 21.94 million Persons 11.25 million Persons 10.69 million Persons Argentina
1970s 25.68 million Persons 13.71 million Persons 11.97 million Persons Argentina
1980s 30.11 million Persons 15.72 million Persons 14.40 million Persons Argentina
1990s 34.81 million Persons 17.93 million Persons 16.88 million Persons Argentina
2000s 39.02 million Persons 20.18 million Persons 18.84 million Persons Argentina
2010s 43.21 million Persons 23.66 million Persons 19.55 million Persons Argentina
2020s 45.50 million Persons 26.47 million Persons 19.03 million Persons Argentina

Averages of every year both report within each decade.

Frequently asked questions

Which has higher historical population data, Argentina or Australia?
Argentina, at 45.85 million Persons against 27.61 million Persons in Australia as of 2025.
What is the difference in historical population data between Argentina and Australia?
18.24 million Persons, with Argentina ahead.
How many years of comparable data are there for Argentina and Australia?
76 years are reported by both, from 1950 to 2025.
How do Argentina and Australia rank globally for historical population data?
Argentina ranks 17th and Australia ranks 20th of 43 countries.
Where does this data come from?
Organisation for Economic Co-operation and Development, published as Historical population data. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Argentina vs Australia: Historical population data. Statizoid, drawing on Organisation for Economic Co-operation and Development. Retrieved 20 August 2026, from https://population.statizoid.com/compare/historical-population-data/argentina/australia/

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About this data

Indicator
Historical population data
Unit
Persons
Source
Organisation for Economic Co-operation and Development
Licence
OECD Terms and Conditions (attribution required)
Coverage
56 places, 4,256 data points, 1950–2025
Last refreshed

This dataset presents annual population data from 1961 by sex and five year age groups as well as the share of children, youth, the elderly, old-age and total dependency ratios. The data is available for all member countries as well as for the EU27 and G20 countries, Argentina, Brazil, China, India, Indonesia, Russia, Saudi Arabia, Singapore, South Africa and the World total. The data refer to mid-year estimates of the population. See country details in Historical population metadata.