Countries in Oceania:

14

There are 14 countries in Oceania today, according to the United Nations. The full list is shown in the table below, with current population and subregion (based on the United Nations official statistics).

Not included in this total of “countries” and listed separately are:

  • Dependencies (or dependent territories, dependent areas, dependencies) and Areas of Special Sovereignty (autonomous territories)
# Country Population
(2025) 		Subregion
1 Australia 26,974,026 Australia and New Zealand
2 Papua New Guinea 10,762,817 Melanesia
3 New Zealand 5,251,899 Australia and New Zealand
4 Fiji 933,154 Melanesia
5 Solomon Islands 838,645 Melanesia
6 Vanuatu 335,169 Melanesia
7 Samoa 219,306 Polynesia
8 Kiribati 136,488 Micronesia
9 Micronesia 113,683 Micronesia
10 Tonga 103,742 Polynesia
11 Marshall Islands 36,282 Micronesia
12 Palau 17,663 Micronesia
13 Nauru 12,025 Micronesia
14 Tuvalu 9,492 Polynesia

Dependencies or other territories

# Country Population
(2025) 		Dependency of
1 New Caledonia 295,333 France
2 French Polynesia 282,465 France
3 Guam 168,999 U.S.
4 American Samoa 46,029 U.S.
5 Northern Mariana Islands 43,541 U.S.
6 Cook Islands 13,263 partly New Zealand
7 Wallis & Futuna 11,194 France
8 Tokelau 2,608 New Zealand
9 Niue 1,821 partly New Zealand