Countries of Oceania
Oceania has 14 of the world's 195 countries in our count, in 4 regions.
Together they have about 46.3 million inhabitants, 0.56% of the population of all 195 countries, on 8,488,089 km².
The largest country is Australia, the smallest Nauru.
The most populous country is Australia, the least populous Tuvalu.
Australia has the highest GDP per person, the Solomon Islands the lowest.
Samoa has the youngest population (median age 19.8 years), Palau the oldest (38.9 years).
All 14 countries of Oceania
Sorted by population. Every country links to its own page.
| Country | Capital | Population | Areakm² |
|---|---|---|---|
 Australia | Canberra | 27.2M | 7,692,024 |
 Papua New Guinea | Port Moresby | 10.9M | 462,840 |
 New Zealand | Wellington | 5.3M | 268,164 |
 Fiji | Suva | 937,282 | 18,272 |
 Solomon Islands | Honiara | 858,288 | 28,896 |
 Vanuatu | Port Vila | 342,564 | 12,189 |
 Samoa | Apia | 220,528 | 2,842 |
 Kiribati | South Tarawa | 138,445 | 726 |
 Federated States of Micronesia | Palikir | 114,182 | 702 |
 Tonga | Nuku'alofa | 103,291 | 747 |
 Marshall Islands | Majuro | 35,075 | 181 |
 Palau | Melekeok | 17,614 | 459 |
 Nauru | Yaren | 12,101 | 21 |
 Tuvalu | Funafuti | 9,362 | 26 |
Test yourself
Questions about the countries of Oceania
How many countries are there in Oceania?
We count 14 countries in Oceania: Australia, Federated States of Micronesia, Fiji, Kiribati, Marshall Islands, Nauru, New Zealand, Palau, Papua New Guinea, Samoa, Solomon Islands, Tonga, Tuvalu, and Vanuatu.
What is the largest country in Oceania?
The largest country in Oceania is Australia, with 7,692,024 km².
What is the smallest country in Oceania?
The smallest country in Oceania is Nauru, with 21 km².
Which country in Oceania has the most inhabitants?
The most populous country in Oceania is Australia, with about 27.2 million inhabitants.
Each country is counted on one continent only, following Natural Earth: Russia, for example, is counted in Europe and Turkey in Asia. Regions are Natural Earth's subregions, which follow the UN's M49 standard. Capital, region, borders and country code: Natural Earth, capitals checked by hand. Flag: flag-icons. How we check our data →