| Country | Region | Land Area ( km2 ) | Population | Population Density | |
|---|---|---|---|---|---|
| Australia | Australia | 7,682,300 | 17,941,692 | 2 | people per km2 |
| Cook Islands | Polynesia | 236 | 17,682 | 75 | people per km2 |
| Fiji | Melanesia | 18,274 | 759,281 | 42 | people per km2 |
| French Polynesia | Polynesia | 3,827 | 215,132 | 56 | people per km2 |
| Kiribati | Micronesia | 811 | 75,347 | 93 | people per km2 |
| Marshall Islands | Micronesia | 181 | 48,482 | 268 | people per km2 |
| Nauru | Micronesia | 21 | 9,537 | 454 | people per km2 |
| New Caledonia | Melanesia | 18,275 | 191,240 | 10 | people per km2 |
| New Zealand | New Zealand | 264,537 | 3,639,853 | 14 | people per km2 |
| Palau | Micronesia | 459 | 17,420 | 38 | people per km2 |
| Papua New Guinea | Melanesia | 452,860 | 4,189,012 | 9 | people per km2 |
| Samoa | Polynesia | 2,821 | 164,996 | 58 | people per km2 |
| Solomon Islands | Melanesia | 27,986 | 372,816 | 13 | people per km2 |
| Tonga | Polynesia | 717 | 94,545 | 132 | people per km2 |
| Tuvalu | Polynesia | 26 | 9,580 | 368 | people per km2 |
| Wallis and Futuna | Polynesia | 142 | 13,816 | 97 | people per km2 |