Tawang district is the smallest of the 26 administrative districts of Arunachal Pradesh state in northeastern India. With a population of 49,977, it is the eighth least populous district in the country.

Arunachal Pradesh is a state in northeast India. It was formed from the North-East Frontier Agency (NEFA) region, and India declared it as a state on 20 February 1987. Itanagar is its capital and largest town. It borders the Indian states of Assam and Nagaland to the south. It shares international borders with Bhutan in the west, Myanmar in the east, and a disputed 1,129 km border with China's Tibet Autonomous Region in the north at the McMahon Line.