Total Population by Country (Oceania)
Australia has the largest population in Oceania — 27,614,411, ahead of Papua New Guinea (10,762,817) and New Zealand (5,324,700). All 19 countries ranked with the latest available data.
Top 19 Countries
| # | Country | Share | Population |
|---|---|---|---|
| 1 | 🇦🇺 Australia | 58.4% | 27,614,411 |
| 2 | 🇵🇬 Papua New Guinea | 22.8% | 10,762,817 |
| 3 | 🇳🇿 New Zealand | 11.3% | 5,324,700 |
| 4 | 🇫🇯 Fiji | 2.0% | 933,154 |
| 5 | 🇸🇧 Solomon Islands | 1.8% | 838,645 |
| 6 | 🇻🇺 Vanuatu | 0.7% | 335,169 |
| 7 | 🇳🇨 New Caledonia | 0.6% | 295,333 |
| 8 | 🇵🇫 French Polynesia | 0.6% | 282,465 |
| 9 | 🇼🇸 Samoa | 0.5% | 219,306 |
| 10 | 🇬🇺 Guam | 0.4% | 168,999 |
| 11 | 🇰🇮 Kiribati | 0.3% | 136,488 |
| 12 | 🇫🇲 Micronesia | 0.2% | 113,683 |
| 13 | 🇹🇴 Tonga | 0.2% | 103,742 |
| 14 | 🇦🇸 American Samoa | 0.1% | 46,029 |
| 15 | 🇲🇭 Marshall Islands | 0.1% | 36,282 |
| 16 | 🇵🇼 Palau | 17,663 | |
| 17 | 🇳🇷 Nauru | 12,025 | |
| 18 | 🇹🇻 Tuvalu | 9,492 | |
| 19 | 🇮🇴 British Indian Ocean Territory | 2,000 |
Concentration
🇦🇺 58.4%🇵🇬 22.8%🇳🇿 11.3%🇫🇯 2.0%🇸🇧 1.8%Rest 3.7%
The top 10 countries hold 99.0% of the regional total
Statistic
About this Ranking
Population size determines the potential manpower pool available for military service and defense industries. While technology has reduced the importance of raw numbers, larger populations still provide strategic depth and greater mobilization capacity during extended conflicts.
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