12,101
As of Jan 1, 2026 - Source
Nauru's population is projected to be 20,553 by 2097.
Historical
Switch the toggle to see projected data.
| Year ↓ | Population | Change | Pop. Rank |
|---|---|---|---|
| 2026 | 12,101 | 0.66% | 227 |
| 2025 | 12,025 | 0.65% | 227 |
| 2020 | 11,643 | 0.48% | 227 |
| 2019 | 11,587 | 0.96% | 228 |
| 2018 | 11,477 | 1.35% | 228 |
| 2017 | 11,324 | 1.56% | 228 |
| 2015 | 10,954 | 1.75% | 229 |
| 2010 | 10,043 | -0.01% | 229 |
| 2005 | 10,049 | -0.24% | 228 |
| 2000 | 10,168 | 0.01% | 228 |
| Year ↑ | Population | Change | Pop. Rank |
|---|---|---|---|
| 2026 | 12,101 | 0.66% | 227 |
| 2032 | 12,781 | 0.95% | 226 |
| 2037 | 13,545 | 1.17% | 226 |
| 2042 | 14,404 | 1.24% | 226 |
| 2047 | 15,273 | 1.18% | 225 |
| 2052 | 16,065 | 1.02% | 224 |
| 2057 | 16,759 | 0.85% | 224 |
| 2062 | 17,402 | 0.76% | 224 |
| 2067 | 18,034 | 0.72% | 224 |
| 2072 | 18,633 | 0.66% | 223 |
As of 2026, Nauru has a total population of 12,101, ranking as the 227th most populous nation in the world.
Nauru represents < 0.01% of the total global population and 0.03% of Oceania's population.
Nauru has a population density of 605.1 people per km² (approximately 1567.2 per mi²), making it the 17th most densely populated country in the world.
Currently, 100% of the population resides in urban areas.
*Rates last updated: June 16, 2026
As of 2026, the largest ethnicity in Nauru is Nauruan (88.9%) , followed by part Nauruan (6.6%) .
As of 2026, Protestant is the largest religion in Nauru, comprising 60.4% of the population.