Nauru

Country in Oceania

In brief

Population: 12K (2025). World rank 215 of 216; in Oceania, 18 of 19. Living in cities: 100% (2025). World rank 1 of 216; in Oceania, 1 of 19. Life expectancy, men: 60.4 years (2024). World rank 203 of 216 (1 = best); in Oceania, 19 of 19. From 2015 to 2025: population 11K → 12K, population growth per year +2% → +0.7%, and net migration per year -86 → -122.

Population and migration

Population: 12,025 2025
Population density: 572.6 per km² 2025
Population growth per year: +0.7% 2025
Living in cities: 100% 2025
Net migration per year: -122 2025
Born in another country: 21.3% 2024

Age and life expectancy

Aged 0–14: 37.2% 2025
Aged 15–64: 59.8% 2025
Aged 65 and over: 3% 2025
Life expectancy: 62.3 years 2024
Life expectancy, women: 64.2 years 2024
Life expectancy, men: 60.4 years 2024

Births and deaths

Children per woman: 3.3 2024
Births per 1,000 people: 24.6 2024
Deaths per 1,000 people: 7.6 2024

Society

Languages: English, Nauru
Religions: Protestant 60.4%, Catholic 33.9%, other 4.2%, and no religion 1.3% (2021)