Countries in Oceania Ranked by Surface area (2024)
Surface area: each country's latest value (2019–2024), ranked from highest to lowest. Source: The World Bank (CC BY 4.0).
Summary
Australia ranks #1 with 7.74 million km². That is 17 times Papua New Guinea in second place (462,840 km²). The top five are Australia, Papua New Guinea, New Zealand, Solomon Islands and New Caledonia. Together the top 10 account for 100% of the total across the 19 countries in Oceania listed. The median across all 19 is 811 km²; Naoero is last at 21 km².
- #1
- Australia · 7.74 million km²
- Median
- 811 km²
- Coverage
- 19 countries in Oceania
- Data year
- 2024
- Last updated
- 2026-11-14
Australia 90.4%Papua New Guinea 5.4%New Zealand 3.1%Solomon Islands 0.3%New Caledonia 0.2%All others 0.5%
Full ranking
| Rank | Country | Surface area (km²) |
|---|---|---|
| 1 | Australia | 7,741,200 |
| 2 | Papua New Guinea | 462,840 |
| 3 | New Zealand | 267,710 |
| 4 | Solomon Islands | 28,446 |
| 5 | New Caledonia | 18,576 |
| 6 | Fiji | 18,333 |
| 7 | Vanuatu | 12,189 |
| 8 | French Polynesia | 3,521 |
| 9 | Samoa | 2,840 |
| 10 | Kiribati | 811 |
| 11 | Tonga | 749 |
| 12 | Micronesia, Fed. Sts. | 701 |
| 13 | Guam | 541 |
| 14 | Palau | 460 |
| 15 | Northern Mariana Islands | 457 |
| 16 | American Samoa | 199 |
| 17 | Marshall Islands | 181 |
| 18 | Tuvalu | 26 |
| 19 | Naoero | 21 |
About the top 10
#1 Australia
Australia ranks #1 on this list with 7.74 million km².
- Capital
- Canberra
- Continent
- Oceania
- Income group
- High income
- Population
- 27.61 million people (2025)
- GDP
- US$1.8 trillion (2025)
- GDP per person
- US$65,130 (2025)
- Life expectancy
- 83.1 years (2024)
- Urban population
- 87.7% of population (2025)
Largest cities: Sydney, Melbourne, Brisbane.
Also ranks #2 in regulatory quality score · #3 in access to clean cooking fuels · #4 in new businesses registered.
#2 Papua New Guinea
Papua New Guinea ranks #2 on this list with 462,840 km².
- Capital
- Port Moresby
- Continent
- Oceania
- Income group
- Lower middle income
- Population
- 10.76 million people (2025)
- GDP
- US$32.5 billion (2025)
- GDP per person
- US$3,020 (2025)
- Life expectancy
- 66.3 years (2024)
- Urban population
- 15.8% of population (2025)
Also ranks #2 in rural population share · #5 in water resources per capita · #6 in smoking prevalence.
#3 New Zealand
New Zealand ranks #3 on this list with 267,710 km².
- Capital
- Wellington
- Continent
- Oceania
- Income group
- High income
- Population
- 5.32 million people (2025)
- GDP
- US$264.06 billion (2025)
- GDP per person
- US$49,591 (2025)
- Life expectancy
- 82 years (2024)
- Urban population
- 84% of population (2025)
Largest cities: Auckland.
Also ranks #3 in voice and accountability score · #4 in tax revenue share of gdp · #4 in control of corruption score.
#4 Solomon Islands
Solomon Islands ranks #4 on this list with 28,446 km².
- Capital
- Honiara
- Continent
- Oceania
- Income group
- Lower middle income
- Population
- 838,650 people (2025)
- GDP
- US$1.75 billion (2025)
- GDP per person
- US$2,086 (2025)
- Life expectancy
- 70.7 years (2024)
- Urban population
- 31.3% of population (2025)
Also ranks #1 in forest rents share of gdp · #2 in female labour force participation · #3 in labour force participation rate.
#5 New Caledonia
New Caledonia ranks #5 on this list with 18,576 km².
- Capital
- Nouméa
- Continent
- Oceania
- Income group
- High income
- Population
- 295,330 people (2025)
- GDP
- US$8.55 billion (2024)
- GDP per person
- US$29,213 (2024)
- Life expectancy
- 78.9 years (2024)
- Urban population
- 68.2% of population (2025)
Also ranks #2 in protected terrestrial area share · #4 in protected marine area share · #4 in mineral rents share of gdp.
#6 Fiji
Fiji ranks #6 on this list with 18,333 km².
- Capital
- Suva
- Continent
- Oceania
- Income group
- Upper middle income
- Population
- 933,150 people (2025)
- GDP
- US$6.2 billion (2025)
- GDP per person
- US$6,642 (2025)
- Life expectancy
- 67.5 years (2024)
- Urban population
- 59.5% of population (2025)
Also ranks #1 in mobile subscriptions per 100 · #5 in completion rate (primary) · #6 in livestock production index.
#7 Vanuatu
Vanuatu ranks #7 on this list with 12,189 km².
- Capital
- Port Vila
- Continent
- Oceania
- Income group
- Lower middle income
- Population
- 335,170 people (2025)
- GDP
- US$1.35 billion (2025)
- GDP per person
- US$4,039 (2025)
- Life expectancy
- 71.7 years (2024)
- Urban population
- 22.3% of population (2025)
Also ranks #6 in school enrolment (secondary) · #6 in completion rate (primary) · #9 in rural population share.
#8 French Polynesia
French Polynesia ranks #8 on this list with 3,521 km².
- Capital
- Papeete
- Continent
- Oceania
- Income group
- High income
- Population
- 282,470 people (2025)
- GDP
- US$6.32 billion (2024)
- GDP per person
- US$22,440 (2024)
- Life expectancy
- 84.2 years (2024)
- Urban population
- 61.8% of population (2025)
Also ranks #5 in female life expectancy · #5 in protected marine area share · #7 in life expectancy.
#9 Samoa
Samoa ranks #9 on this list with 2,840 km².
- Capital
- Apia
- Continent
- Oceania
- Income group
- Upper middle income
- Population
- 219,310 people (2025)
- GDP
- US$1.29 billion (2025)
- GDP per person
- US$5,873 (2025)
- Life expectancy
- 71.8 years (2024)
- Urban population
- 17.5% of population (2025)
Also ranks #3 in rural population share · #4 in diabetes prevalence · #16 in age dependency ratio.
#10 Kiribati
Kiribati ranks #10 on this list with 811 km².
- Capital
- South Tarawa
- Continent
- Oceania
- Income group
- Lower middle income
- Population
- 136,490 people (2025)
- GDP
- US$349.23 million (2025)
- GDP per person
- US$2,559 (2025)
- Life expectancy
- 66.6 years (2024)
- Urban population
- 63.4% of population (2025)
Also ranks #1 in education expenditure share of gdp · #2 in government revenue share of gdp · #3 in income share of poorest 10%.
Profile facts: World Bank (CC BY 4.0) and Wikidata (CC0); weather links go to Purr Weather, another ChowChow Labs site.
Source and method
Surface area: each country's latest value (2019–2024), ranked from highest to lowest.
Source: The World Bank, indicator AG.SRF.TOTL.K2. Licence: CC BY 4.0. Retrieved: 2026-11-14.
The World Bank: Surface area (sq. km): FAO electronic files and web site, Food and Agriculture Organization of the United Nations (FAO), publisher: Food and Agriculture Organization of the United Nations (FAO) (via World Development Indicators)
Original data provider, as recorded by the World Bank: FAO electronic files and web site, Food and Agriculture Organization of the United Nations (FAO), publisher: Food and Agriculture Organization of the United Nations (FAO).
Values are shown as published. Provider terms: The World Bank. All licences: Sources & licences.