Largest Countries in Oceania by Area 2018

Rank Name Area (km²/mi²) Region Subregion
1Australia
7,692,024
2,969,121
OceaniaAustralia and New Zealand
2Papua New Guinea
462,840
178,656
OceaniaMelanesia
3New Zealand
270,467
104,400
OceaniaAustralia and New Zealand
4Solomon Islands
28,896
11,154
OceaniaMelanesia
5New Caledonia
18,575
7,170
OceaniaMelanesia
6Fiji
18,272
7,053
OceaniaMelanesia
7Vanuatu
12,189
4,705
OceaniaMelanesia
8French Polynesia
4,167
1,608
OceaniaPolynesia
9Samoa
2,842
1,097
OceaniaPolynesia
10Kiribati
811
313
OceaniaMicronesia
11Tonga
747
288
OceaniaPolynesia
12Micronesia
702
271
OceaniaMicronesia
13Guam
549
212
OceaniaMicronesia
14Northern Mariana Islands
464
179
OceaniaMicronesia
15Palau
459
177
OceaniaMicronesia
16Niue
260
100
OceaniaPolynesia
17Cook Islands
236
91
OceaniaPolynesia
18American Samoa
199
77
OceaniaPolynesia
19Marshall Islands
181
70
OceaniaMicronesia
20Wallis And Futuna
142
55
OceaniaPolynesia
21Tuvalu
26
10
OceaniaPolynesia
22Nauru
21
8
OceaniaMicronesia
23Tokelau
12
5
OceaniaPolynesia