Population by age group in Australia

Australia: Population by age group was 4.59 million in 2023. ◆ Volatile

Latest (2023)
4.59 million
Change on year
up 2.8%
World rank
29th
of 236 countries
All-time high
4.59 million
in 2023
All-time low
667,290
in 1950
Years of data
74
1950–2023

Population by age group in Australia, 1950–2023

1.0M2.0M3.0M4.0M5.0M195019862023

Source: Our World in Data.

Analysis

Australia recorded 4.59 million for population by age group in 2023. That is the highest value across all 74 years on record.

Compared with earlier readings it is up 2.8% on the previous year and up 37.7% over ten years.

Over the whole period, population by age group in Australia peaked at 4.59 million in 2023 and was at its lowest, 667,290, in 1950.

Australia ranks 29th of 236 countries on this measure, in the top quarter.

The series is highly variable year to year, so single readings are best treated with caution.

Population by age group in Australia, year by year

Annual values for Population by age group in Australia, 1950 to 2023.
Year Value Change
1950 667,290 —
1951 686,434 +2.9%
1952 705,994 +2.8%
1953 727,305 +3.0%
1954 749,730 +3.1%
1955 772,529 +3.0%
1956 794,989 +2.9%
1957 817,153 +2.8%
1958 838,650 +2.6%
1959 857,957 +2.3%
1960 876,360 +2.1%
1961 895,416 +2.2%
1962 914,438 +2.1%
1963 932,541 +2.0%
1964 949,456 +1.8%
1965 967,263 +1.9%
1966 984,895 +1.8%
1967 1.00 million +1.6%
1968 1.01 million +1.4%
1969 1.03 million +1.4%
1970 1.05 million +2.3%
1971 1.08 million +3.1%
1972 1.12 million +3.0%
1973 1.15 million +2.7%
1974 1.18 million +2.6%
1975 1.21 million +2.8%
1976 1.25 million +3.1%
1977 1.28 million +3.0%
1978 1.32 million +3.1%
1979 1.37 million +3.2%
1980 1.41 million +3.2%
1981 1.45 million +3.1%
1982 1.49 million +2.8%
1983 1.53 million +2.5%
1984 1.57 million +2.6%
1985 1.62 million +3.0%
1986 1.67 million +3.5%
1987 1.73 million +3.5%
1988 1.79 million +3.2%
1989 1.84 million +2.9%
1990 1.89 million +2.9%
1991 1.95 million +3.0%
1992 2.00 million +2.7%
1993 2.05 million +2.5%
1994 2.10 million +2.3%
1995 2.14 million +2.2%
1996 2.19 million +2.2%
1997 2.23 million +2.0%
1998 2.27 million +1.9%
1999 2.32 million +1.8%
2000 2.36 million +1.9%
2001 2.41 million +2.1%
2002 2.46 million +2.1%
2003 2.51 million +2.0%
2004 2.56 million +2.1%
2005 2.61 million +2.1%
2006 2.67 million +2.3%
2007 2.74 million +2.5%
2008 2.81 million +2.7%
2009 2.90 million +3.0%
2010 2.99 million +3.3%
2011 3.10 million +3.5%
2012 3.22 million +3.8%
2013 3.34 million +3.7%
2014 3.45 million +3.4%
2015 3.56 million +3.3%
2016 3.68 million +3.3%
2017 3.80 million +3.2%
2018 3.93 million +3.2%
2019 4.06 million +3.4%
2020 4.20 million +3.5%
2021 4.34 million +3.3%
2022 4.47 million +2.9%
2023 4.59 million +2.8%

Australia compared with similar countries

  • Australia's 4.59 million is above the median for high income countries, which is 285,676, 16.1× the median. (85 countries reporting)
  • Australia's 4.59 million is above the median for East Asia & Pacific, which is 96,191, 47.7× the median. (37 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
1950s 761,803 667,290 857,957 10
1960s 956,252 876,360 1.03 million 10
1970s 1.20 million 1.05 million 1.37 million 10
1980s 1.61 million 1.41 million 1.84 million 10
1990s 2.11 million 1.89 million 2.32 million 10
2000s 2.60 million 2.36 million 2.90 million 10
2010s 3.51 million 2.99 million 4.06 million 10
2020s 4.40 million 4.20 million 4.59 million 4

Countries ranked near Australia

  1. 26 Egypt 5.69 million compare
  2. 27 Argentina 5.55 million compare
  3. 28 Colombia 4.90 million compare
  4. 30 Taiwan 4.27 million compare
  5. 31 South Africa 4.11 million compare
  6. 32 Ethiopia 4.08 million compare

See the full ranking of 236 places →

More population data for Australia

All data for Australia →

Frequently asked questions

What is population by age group in Australia?
Population by age group in Australia was 4.59 million in 2023, according to Our World in Data.
What is the highest population by age group recorded in Australia?
The highest recorded value was 4.59 million in 2023.
What is the lowest population by age group recorded in Australia?
The lowest recorded value was 667,290 in 1950.
How does Australia rank for population by age group?
Australia ranks 29th out of 236 countries with data for 2023.
Is population by age group rising or falling in Australia?
Over the last ten years it is up 37.7%. The long-run trend across the full record is volatile.
Where does this Australia data come from?
The figures come from Our World in Data, published as part of Population by age group. Statizoid updates them automatically from the source API.

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Population by age group in Australia. Statizoid, drawing on Our World in Data. Retrieved 11 November 2026, from https://population.statizoid.com/stat/population-by-age-group/australia/

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About this data

Indicator
Population by age group
Source
Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
236 places, 17,464 data points, 1950–2023
Last refreshed