Kiribati officially the Republic of Kiribati, is an island nation located in the central tropical Pacific Ocean. The permanent population is just over 100,000 (2011), and the island nation is composed of 32 atolls and one raised coral island, dispersed over 3.5 million square kilometres, (1,351,000 square miles) straddling the equator, and bordering the International Date Line at its easternmost point.