Total population by age in Australia

Australia: Total population by age was 510.57 in 2100. ▲ Rising

Latest (2100)
510.57
Change on year
up 0.3%
World rank
53rd
of 234 countries
All-time high
510.57
in 2100
All-time low
354.48
in 2037
Years of data
77
2024–2100

Total population by age in Australia, 2024–2100

0200400600202420622100

Source: UNICEF.

Analysis

Australia recorded 510.57 for total population by age in 2100. That is the highest value across all 77 years on record.

The figure is up 0.3% on the previous year and up 3.1% over ten years.

Over the whole period, total population by age in Australia peaked at 510.57 in 2100 and was at its lowest, 354.48, in 2037.

Australia ranks 53rd of 234 countries on this measure, in the top quarter.

The long-run direction has been consistently rising across the 77 years of available data.

Averages by decade

DecadeAverage LowestHighest Years
2020s 394.76 391.87 398.33 6
2030s 368.67 354.48 390.14 10
2040s 411.02 377.84 423.68 10
2050s 424.47 417.55 434.58 10
2060s 436.18 435.33 438.93 10
2070s 457.02 441.53 473.02 10
2080s 485.09 475.83 493.2 10
2090s 502.6 495.01 509.2 10
2100s 510.57 510.57 510.57 1

Countries ranked near Australia

  1. 50 Benin 552.44 compare
  2. 51 Syrian Arab Republic 544.62 compare
  3. 52 Burundi 518.04 compare
  4. 54 Zimbabwe 497.54 compare
  5. 55 Malaysia 493.76 compare
  6. 56 Colombia 475.01 compare

See the full ranking of 389 places →

More population data for Australia

All data for Australia →

Frequently asked questions

What is total population by age in Australia?
Total population by age in Australia was 510.57 in 2100, according to UNICEF.
What is the highest total population by age recorded in Australia?
The highest recorded value was 510.57 in 2100.
What is the lowest total population by age recorded in Australia?
The lowest recorded value was 354.48 in 2037.
How does Australia rank for total population by age?
Australia ranks 53rd out of 234 countries with data for 2100.
Is total population by age rising or falling in Australia?
Over the last ten years it is up 3.1%. The long-run trend across the full record is rising.
Where does this Australia data come from?
The figures come from UNICEF, published as part of Total population by age (35 years old). Statizoid updates them automatically from the source API.

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CSV · JSON — 77 observations, free to reuse under UNICEF Terms of Use (attribution required).

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Total population by age in Australia. Statizoid, drawing on UNICEF. Retrieved 21 August 2026, from https://population.statizoid.com/stat/total-population-by-age-35-years-old/australia/

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About this data

Indicator
Total population by age (35 years old)
Source
UNICEF
Licence
UNICEF Terms of Use (attribution required)
Coverage
389 places, 29,953 data points, 2024–2100
Last refreshed