Population in Oceania

19 countries in Oceania, 2025. Unit: people. World ranking →

First in the ranking
27,614,411
Australia
Median country
168,999
half above, half below
World total
8.2 bn
World Bank aggregate
Range
9,492 to 27,614,411
Tuvalu - Australia

How to read it

Across 19 countries in Oceania, the highest value is in Australia (27,614,411) and the lowest in Tuvalu (9,492).

The median country is at 168,999: half are above, half below.

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.

Compare selected countries · on the world map

Source: World Population Prospects, United Nations (UN), uri: https://population.un.org/wpp/, publisher: UN Population Division; Statistical databases and publications… · via World Bank WDI (SP.POP.TOTL) · licence

Population over time

Ranking of countries

2025
In chart Share of the highest value
1Australia27,614,411
2Papua New Guinea10,762,817
3New Zealand5,324,700
4Fiji933,154
5Solomon Islands838,645
6Vanuatu335,169
7New Caledonia295,333
8French Polynesia282,465
9Samoa219,306
10Guam168,999
11Kiribati136,488
12Federated States of Micronesia113,683
13Tonga103,742
14American Samoa46,029
15Northern Mariana Islands43,541
16Marshall Islands36,282
17Palau17,663
18Nauru12,025
19Tuvalu9,492
World Bank, WDI · SP.POP.TOTL · 2025 · CC BY 4.0 Source and licence

Tick a country in the table to add it to the chart above, up to six at a time. The ranking uses the latest year for which at least half of the countries have a value; countries without a value that year are not listed.