With a population of ten thousand in 2011, Nauru ranks around 230th in the world by population. Its population density is 478 inhabitants per square kilometre (185 per square mile). The overall life expectancy in Nauru at birth is 59.7 years. The total fertility rate of 3.70 children per mother is one of the highest in the Oceania.
Yaren, in earlier times Makwa/Moqua, is a district and constituency of the Pacific nation of Nauru. It is the de facto capital of Nauru.
In Nauru, an island country in Micronesia, Nauru Congregational Church is the largest religion, encompassing 35.71% of the population, as of the 2011 census.