Oceania Population & Countries
Updated April 2026 · World Bank country indicators · 17 countries
Oceania includes 14 sovereign countries plus numerous territories across the Pacific. Australia and New Zealand account for the bulk of its 45 million people; the rest are spread across the small Pacific island nations of Melanesia, Micronesia, and Polynesia. Oceania has the fewest residents of any inhabited continent.
45,676,275
Total population
17
Countries
14
People / sq mi
72.0
Avg life expectancy
Quick facts
- Most populous country: 🇦🇺 Australia (26,659,922)
- Fastest-growing country: 🇦🇺 Australia (+2.43%/yr)
- Highest GDP per capita: 🇦🇺 Australia ($65,058)
- Longest-living population: 🇵🇫 French Polynesia (84.1 years)
- Average GDP per capita: $44,828
- Average fertility rate: 2.71 births per woman
- Average urban population: 56.8%
All countries in Oceania by population
| # | Country | Population | Growth | Life exp. | GDP / capita |
|---|---|---|---|---|---|
| 1 | 🇦🇺Australia | 26,659,922 | +2.43% | 83.1 | $65,058 |
| 2 | 🇵🇬Papua New Guinea | 10,389,635 | +1.81% | 66.1 | $2,966 |
| 3 | 🇳🇿New Zealand | 5,200,000 | +2.30% | 81.8 | $49,076 |
| 4 | 🇫🇯Fiji | 924,145 | +0.51% | 67.3 | $5,926 |
| 5 | 🇸🇧Solomon Islands | 800,005 | +2.40% | 70.5 | $1,883 |
| 6 | 🇻🇺Vanuatu | 320,409 | +2.32% | 71.5 | $3,483 |
| 7 | 🇳🇨New Caledonia | 289,870 | +0.95% | 78.8 | $33,702 |
| 8 | 🇵🇫French Polynesia | 281,118 | +0.26% | 84.1 | $21,832 |
| 9 | 🇼🇸Samoa | 216,663 | +0.65% | 71.7 | $4,823 |
| 10 | 🇬🇺Guam | 166,506 | +0.80% | 77.2 | - |
| 11 | 🇰🇮Kiribati | 132,530 | +1.57% | 66.5 | $2,178 |
| 12 | 🇫🇲Micronesia, Fed. Sts. | 112,630 | +0.46% | 67.2 | $3,920 |
| 13 | 🇹🇴Tonga | 104,597 | -0.42% | 72.9 | $5,652 |
| 14 | 🇲🇭Marshall Islands | 38,827 | -3.17% | 66.9 | $6,793 |
| 15 | 🇵🇼Palau | 17,727 | -0.18% | 69.3 | $15,611 |
| 16 | 🇳🇷Nauru | 11,875 | +0.63% | 62.1 | $12,752 |
| 17 | 🇹🇻Tuvalu | 9,816 | -1.78% | 67.1 | $6,345 |
Other continents
Frequently Asked Questions
Oceania has a total population of approximately 45,676,275 people across 17 sovereign countries, with Australia as the most populous nation at 26,659,922. Source: World Bank country population data.
Oceania has 17 sovereign countries listed in our dataset (sourced from World Bank country indicators). Boundary definitions follow the standard 6-continent model — see methodology for how Eurasia and the Caribbean are split.
Australia is the most populous country in Oceania, with a population of 26,659,922. Its GDP per capita is $65,058.
Australia has the fastest annual population growth rate in Oceania at 2.43% per year.
French Polynesia has the highest life expectancy in Oceania at 84.1 years.
Continent boundaries follow the 6-continent model. Country totals are sourced from World Bank Open Data.