| Country | Region | Land Area ( km2 ) | Population | Population Density | |
|---|---|---|---|---|---|
| Australia | Australia | 7,682,300 | 18,370,872 | 2 | people per km2 |
| Cook Islands | Polynesia | 236 | 16,945 | 72 | people per km2 |
| Fiji | Melanesia | 18,274 | 773,964 | 42 | people per km2 |
| French Polynesia | Polynesia | 3,827 | 222,844 | 58 | people per km2 |
| Kiribati | Micronesia | 811 | 78,824 | 97 | people per km2 |
| Marshall Islands | Micronesia | 181 | 49,684 | 274 | people per km2 |
| Nauru | Micronesia | 21 | 9,587 | 457 | people per km2 |
| New Caledonia | Melanesia | 18,275 | 198,848 | 11 | people per km2 |
| New Zealand | New Zealand | 264,537 | 3,708,194 | 14 | people per km2 |
| Palau | Micronesia | 459 | 18,476 | 40 | people per km2 |
| Papua New Guinea | Melanesia | 452,860 | 4,420,581 | 10 | people per km2 |
| Samoa | Polynesia | 2,821 | 168,033 | 60 | people per km2 |
| Solomon Islands | Melanesia | 27,986 | 395,634 | 14 | people per km2 |
| Tonga | Polynesia | 717 | 95,706 | 133 | people per km2 |
| Tuvalu | Polynesia | 26 | 9,722 | 374 | people per km2 |
| Wallis and Futuna | Polynesia | 142 | 14,099 | 99 | people per km2 |