| Country | Region | Land Area ( km2 ) | Population | Population Density | |
|---|---|---|---|---|---|
| American Samoa | Polynesia | 199 | 54,208 | 272 | people per km2 |
| Australia | Australia | 7,682,300 | 21,250,400 | 3 | people per km2 |
| Cook Islands | Polynesia | 236 | 11,310 | 48 | people per km2 |
| Fiji | Melanesia | 18,274 | 857,168 | 47 | people per km2 |
| French Polynesia | Polynesia | 3,827 | 264,448 | 69 | people per km2 |
| Guam | Micronesia | 544 | 156,582 | 288 | people per km2 |
| Kiribati | Micronesia | 811 | 97,252 | 120 | people per km2 |
| Marshall Islands | Micronesia | 181 | 63,935 | 353 | people per km2 |
| Nauru | Micronesia | 21 | 9,014 | 429 | people per km2 |
| New Caledonia | Melanesia | 18,275 | 248,216 | 14 | people per km2 |
| New Zealand | New Zealand | 264,537 | 4,193,832 | 16 | people per km2 |
| Northern Mariana Islands | Micronesia | 464 | 52,379 | 113 | people per km2 |
| Palau | Micronesia | 459 | 20,654 | 45 | people per km2 |
| Papua New Guinea | Melanesia | 452,860 | 5,906,520 | 13 | people per km2 |
| Samoa | Polynesia | 2,821 | 187,613 | 67 | people per km2 |
| Solomon Islands | Melanesia | 27,986 | 543,553 | 19 | people per km2 |
| Tonga | Polynesia | 717 | 102,928 | 144 | people per km2 |
| Tuvalu | Polynesia | 26 | 10,239 | 394 | people per km2 |
| Vanuatu | Melanesia | 12,189 | 238,417 | 20 | people per km2 |
| Wallis and Futuna | Polynesia | 142 | 15,127 | 107 | people per km2 |