| Country | Region | Land Area ( km2 ) | Population | Population Density | |
|---|---|---|---|---|---|
| American Samoa | Polynesia | 199 | 50,879 | 256 | people per km2 |
| Australia | Australia | 7,682,300 | 26,476,454 | 3 | people per km2 |
| Cook Islands | Polynesia | 236 | 6,382 | 27 | people per km2 |
| Fiji | Melanesia | 18,274 | 969,437 | 53 | people per km2 |
| French Polynesia | Polynesia | 3,827 | 314,811 | 82 | people per km2 |
| Guam | Micronesia | 544 | 186,763 | 343 | people per km2 |
| Kiribati | Micronesia | 811 | 125,405 | 155 | people per km2 |
| Marshall Islands | Micronesia | 181 | 90,320 | 499 | people per km2 |
| Nauru | Micronesia | 21 | 10,331 | 492 | people per km2 |
| New Caledonia | Melanesia | 18,275 | 331,098 | 18 | people per km2 |
| New Zealand | New Zealand | 264,537 | 4,946,142 | 19 | people per km2 |
| Northern Mariana Islands | Micronesia | 464 | 67,693 | 146 | people per km2 |
| Palau | Micronesia | 459 | 22,542 | 49 | people per km2 |
| Papua New Guinea | Melanesia | 452,860 | 8,601,795 | 19 | people per km2 |
| Samoa | Polynesia | 2,821 | 219,642 | 78 | people per km2 |
| Solomon Islands | Melanesia | 27,986 | 838,469 | 30 | people per km2 |
| Tonga | Polynesia | 717 | 97,797 | 136 | people per km2 |
| Tuvalu | Polynesia | 26 | 12,268 | 472 | people per km2 |
| Vanuatu | Melanesia | 12,189 | 360,027 | 30 | people per km2 |
| Wallis and Futuna | Polynesia | 142 | 15,905 | 112 | people per km2 |