Historical population data in Australia
Australia: Historical population data was 27.61 million Persons in 2025. β² Rising
Historical population data in Australia, 1950β2025
Source: Organisation for Economic Co-operation and Development. Measured in Persons.
Analysis
Australia recorded 27.61 million Persons for historical population data in 2025. That is the highest value across all 76 years on record.
Compared with earlier readings it is up 1.5% on the previous year and up 15.9% over ten years.
Over the whole period, historical population data in Australia peaked at 27.61 million Persons in 2025 and was at its lowest, 8.18 million Persons, in 1950.
Australia ranks 20th of 43 countries on this measure, in the middle of the range.
The long-run direction has been consistently rising across the 76 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1950s | 9.12 million Persons | 8.18 million Persons | 10.06 million Persons | 10 |
| 1960s | 11.25 million Persons | 10.28 million Persons | 12.26 million Persons | 10 |
| 1970s | 13.71 million Persons | 12.51 million Persons | 14.52 million Persons | 10 |
| 1980s | 15.72 million Persons | 14.70 million Persons | 16.81 million Persons | 10 |
| 1990s | 17.93 million Persons | 17.07 million Persons | 18.81 million Persons | 10 |
| 2000s | 20.18 million Persons | 19.03 million Persons | 21.69 million Persons | 10 |
| 2010s | 23.66 million Persons | 22.03 million Persons | 25.33 million Persons | 10 |
| 2020s | 26.47 million Persons | 25.65 million Persons | 27.61 million Persons | 6 |
Countries ranked near Australia
More population data for Australia
- Population growth rate by level of development 0.503 (2100)
- Projected population under age 5 2.09 million (2100)
- Population density 5.61 (2100)
- Population growth rate 0.503 (2100)
- Projected population under age 5, annual growth rate 0.2773 % change on previous year (2100)
- Africa's Development Dynamics (AfDD) Table 03 - Annual population 0.8589 Percent per annum (2030)
- Africa's Development Dynamics (AfDD) Table 05 - Demographic estimates 32,193 Persons (2050)
- Africa's Development Dynamics (AfDD) Table 05 - Demographic estimates 0.859 % change on previous year (2030)
- Fertility and wanted fertility 1.48 (2024)
- Refugee population by country or territory of asylum 29,511 (2024)
Frequently asked questions
- What is historical population data in Australia?
- Historical population data in Australia was 27.61 million Persons in 2025, according to Organisation for Economic Co-operation and Development.
- What is the highest historical population data recorded in Australia?
- The highest recorded value was 27.61 million Persons in 2025.
- What is the lowest historical population data recorded in Australia?
- The lowest recorded value was 8.18 million Persons in 1950.
- How does Australia rank for historical population data?
- Australia ranks 20th out of 43 countries with data for 2025.
- Is historical population data rising or falling in Australia?
- Over the last ten years it is up 15.9%. The long-run trend across the full record is rising.
- Where does this Australia data come from?
- The figures come from Organisation for Economic Co-operation and Development, published as part of Historical population data. Statizoid updates them automatically from the source API.
Download this data
CSV Β· JSON β 76 observations, free to reuse under OECD Terms and Conditions (attribution required).
About this data
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.