In the table below a summary with all the capitals of Oceania, you find also a useful map with their position on the continent and the population updated to the latest data or available estimates, both of the city itself and of its urban agglomeration.None of the capitals of Oceania exceeds half a million inhabitants, although there are some large cities on this continent, such as Sydney or Melbourne in Australia and Auckland in New Zealand.
Palau is home to the smallest capital in the world, Ngerulmud, which has just 320 inhabitants! However, it is not the only one of modest size, because even the capitals of Micronesia and Tuvalu are simple villages with a few thousand people.
Nauru does not have an official capital, but is identified in Yaren, where the government offices of this tiny state, just 21 kmē wide, are located.
| Flag | Country | Capital | Population | Urban aggl. | Elevation |
 |
Australia | Canberra | 474,000 | 474,000 | 577 m |
 |
Fiji | Suva | 94,000 | 186,000 | 5 m |
 |
Kiribati | South Tarawa | 63,100 | 63,100 | 3 m |
 |
Marshall Islands | Majuro | 23,200 | 23,200 | 3 m |
 |
Micronesia | Palikir | 6,600 | 6,600 | 80 m |
 |
Nauru | No official Capital Government offices are in Yaren |
800 | 800 | 25 m |
 |
New Zealand | Wellington | 216,000 | 441,000 | 13 m |
 |
Palau | Ngerulmud | 320 | 320 | 70 m |
 |
Papua New Guinea | Port Moresby | 514,000 | 514,000 | 28 m |
 |
Samoa | Apia | 36,000 | 36,000 | 2 m |
 |
Solomon Islands | Honiara | 130,000 | 170,000 | 29 m |
 |
Tonga | Nuku'alofa | 21,200 | 21,200 | 3 m |
 |
Tuvalu | Funafuti | 6,300 | 6,300 | 1 m |
 |
Vanuatu | Port Vila | 49,500 | 49,500 | 59 m |
* data on urban agglomerations updated to 2023 (estimates), those on population according to official data or more recent estimates of the national statistical services, when different from urban agglomerations.