* indicates monthly or quarterly data series

Population size, in millions, 2023:

The average for 2023 based on 13 countries was 3.47 million. The highest value was in Australia: 26.64 million and the lowest value was in Tuvalu: 0.01 million. The indicator is available from 1960 to 2023. Below is a chart for all countries where data are available.

Measure: million; Source: United Nations Population Division
Select indicator
* indicates monthly or quarterly data series


Countries Population size, 2023 Global rank Available data
Australia 26.64 1 1960 - 2023
Papua N.G. 10.33 2 1960 - 2023
New Zealand 5.22 3 1960 - 2023
Fiji 0.94 4 1960 - 2023
Solomon Isl. 0.74 5 1960 - 2023
Vanuatu 0.33 6 1960 - 2023
N. Caledonia 0.27 7 1960 - 2023
Samoa 0.23 8 1960 - 2023
Kiribati 0.13 9 1960 - 2023
Micronesia 0.12 10 1960 - 2023
Tonga 0.11 11 1960 - 2023
Palau 0.02 12 1960 - 2023
Tuvalu 0.01 13 1960 - 2023



Definition: Total population is based on the de facto definition of population, which counts all residents regardless of legal status or citizenship. The values shown are midyear estimates.

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