Oceania, the Ocean-continent, is a geographic region that includes Australasia, Micronesia, Melanesia and Polynesia. Oceania is a region made up of thousands of islands throughout the Central and South Pacific Ocean.
Map of Oceania

About Oceania
Oceania is a geographical region consisting of countries and territories, mostly islands located in the Pacific Ocean. There are 14 countries in Oceania, according to United Nations official statistics. Oceania is comprised of Australasia, Melanesia, Micronesia, and Polynesia. Oceania covers an area of approximately 8,525,989 sq km (3,291,903 sq mi), with an estimated population of 41,570,842 people. Australia is the largest and most population country in teh Oceania and the largest city is Sydney.
Oceania Facts
Continent | Oceania |
Area | 8,525,989 km2 (3,291,903 sq mi) |
Population | 41,570,842 (2018) |
Population density | 4.19/km2 (10.9/sq mi) |
Largest City | Sydney |
GDP (nominal) | $1.630 trillion (2018, 6th) |
Countries | 14 Countries |
Dependencies | External (18), Internal (8) |
Time zones | UTC+9 (Papua, Palau) to UTC-6 (Easter Island) (West to East) |
Highest Point: | Puncak Jaya or Carstensz Pyramid in the Papua Province of Indonesia |
Largest Lake: | Lake Eyre in South Australia. (Area - 8,000 and 9500 km².) |
Longest River | Murray River at 2508 km (In Australia) |
Largest Deserts | Great Victoria Desert in Western Australia and South Australia. |
Largest Metropolitan Areas | Sydney, Melbourne, Brisbane, Perth and Auckland. |
Largest Country by Area | Australia (2,969,121 sq mi), Papua New Guinea (178,656 sq mi), New Zealand (104,400 sq mi), Fiji (7,053 sq mi) New Caledonia (7,170 sq mi), Vanuatu (4,705 sq mi), French Polynesia (1,608 sq mi), Samoa (1,097 sq mi) |
Subregions and Countries of Oceania
Country | Code | Capital | Region | Population | Area in Sq KM | Density (per km2) |
---|---|---|---|---|---|---|
Ashmore and Cartier Islands (Australia) | 199 | |||||
Australia | AU | Canberra | Australasia | 24,898,152 | 7,686,850 | 3.1 |
Coral Sea Islands (Australia) | Australasia | 4 | 10 | 0.4 | ||
New Zealand | NZ | Wellington | Australasia | 4,743,131 | 268,680 | 17.3 |
Norfolk Island (Australia) | NF | Kingston | Australasia | 2,302 | 35 | 65.8 |
Fiji | FJ | Suva | Melanesia | 883,483 | 18,270 | 49.2 |
New Caledonia (France) | NC | Nouméa | Melanesia | 279,993 | 19,060 | 14.3 |
Papua (Indonesia) | Jayapura | Melanesia | 3,486,432 | 319,036 | 10.9 | |
West Papua (Indonesia) | Manokwari | Melanesia | 760,855 | 140,375 | 5.4 | |
Papua New Guinea | PG | Port Moresby | Melanesia | 8,606,323 | 462,840 | 17.5 |
Solomon Islands | SB | Honiara | Melanesia | 652,857 | 28,450 | 21.1 |
Vanuatu | VU | Port Vila | Melanesia | 292,680 | 12,200 | 22.2 |
Federated States of Micronesia | FM | Palikir | Micronesia | 112,640 | 702 | 149.5 |
Guam (United States) | GU | Hagåtña | Micronesia | 165,768 | 549 | 296.7 |
Kiribati | KI | South Tarawa | Micronesia | 115,847 | 811 | 141.1 |
Marshall Islands | MH | Majuro | Micronesia | 58,413 | 181 | 293.2 |
Nauru | NR | Yaren (de facto) | Micronesia | 10,670 | 21 | 540.3 |
Northern Mariana Islands (United States) | MP | Saipan | Micronesia | 56,882, | 477 | 115.4 |
Palau | PW | Ngerulmud | Micronesia | 17,907 | 458 | 46.9 |
Wake Island (United States) | UM | Wake Island | Micronesia | 150 | 2 | 75 |
American Samoa (United States) | AS | Pago Pago, Fagatogo | Polynesia | 55,465 | 199 | 279.4 |
Cook Islands (New Zealand) | CK | Avarua | Polynesia | 17,518 | 240 | 72.4 |
Easter Island (Chile) | CL | Hanga Roa | Polynesia | 5,761 | 164 | 35.1 |
French Polynesia (France) | PF | Papeete | Polynesia | 277,679 | 4,167 | 67.2 |
Hawaii (United States) | US | Honolulu | Polynesia | 1,360,301 | 16,636 | 81.8 |
Niue (New Zealand) | NU | Alofi | Polynesia | 1,620 | 260 | 6.2 |
Pitcairn Islands (United Kingdom) | PN | Adamstown | Polynesia | 47 | 47 | 1 |
Samoa | WS | Apia | Polynesia | 196,129 | 2,944 | 66.3 |
Tokelau (New Zealand) | TK | Atafu (de facto) | Polynesia | 1,319 | 10 | 128.2 |
Tonga | TO | Nukuʻalofa | Polynesia | 103,197 | 748 | 143.2 |
Tuvalu | TV | Funafuti | Polynesia | 11,508 | 26 | 426.8 |
Wallis and Futuna (France) | WF | Mata-Utu | Polynesia | 11,661 | 274 | 43.4 |