The East Siang District is also the district that takes a lot of active part in the administrative decisions of the state of Arunachal Pradesh. The East Siang District was added to the district map of India in the year 1999 along with the formation of West Siang District. The East Siang District occupies a land area of 4005 sq km. The size of the East Siang District is very much equal to the size of the Nia Island belonging to Indonesia. As per the statement by the government of India after the 2011 Census, It was seen that East Siang District has a population of 99 thousand individuals approximately. Just like the other districts of Arunachal Pradesh, East Siang District has a population density of just 27 individuals per sq km. The languages that are spoken in the district are primarily Tribal Languages with Sino – Tibetan the most common tongue. The Dialect of Galo is considered to be an endangered dialect  with only 30000 people speaking it in all over India and The World.