nias totoNias Island covers an area of 5,573.27 km 2 (2,151.85 sq mi) (including the Batu Islands to the south and minor offshore islands). It is mostly a lowland area rising to around 800 m (2,600Nias (Indonesian: Pulau Nias, Nias: Tanö Niha) is an island located off the western coast of Sumatra, Indonesia. Nias is also the name of the archipelago