| Country | Region | Land Area ( km2 ) | Population | Population Density | |
|---|---|---|---|---|---|
| Australia | Australia | 7,682,300 | 17,719,391 | 2 | people per km2 |
| Cook Islands | Polynesia | 236 | 17,789 | 75 | people per km2 |
| Fiji | Melanesia | 18,274 | 752,666 | 41 | people per km2 |
| French Polynesia | Polynesia | 3,827 | 211,931 | 55 | people per km2 |
| Kiribati | Micronesia | 811 | 74,092 | 91 | people per km2 |
| Marshall Islands | Micronesia | 181 | 47,997 | 265 | people per km2 |
| Nauru | Micronesia | 21 | 9,538 | 454 | people per km2 |
| New Caledonia | Melanesia | 18,275 | 187,561 | 10 | people per km2 |
| New Zealand | New Zealand | 264,537 | 3,584,992 | 14 | people per km2 |
| Palau | Micronesia | 459 | 16,923 | 37 | people per km2 |
| Papua New Guinea | Melanesia | 452,860 | 4,076,678 | 9 | people per km2 |
| Samoa | Polynesia | 2,821 | 163,533 | 58 | people per km2 |
| Solomon Islands | Melanesia | 27,986 | 361,693 | 13 | people per km2 |
| Tonga | Polynesia | 717 | 94,326 | 132 | people per km2 |
| Tuvalu | Polynesia | 26 | 9,479 | 365 | people per km2 |