Upper Siang district is one of the administrative districts in the Indian state of Arunachal Pradesh. Located in the northeastern part of the country, it is known for its scenic beauty and rich cultural heritage. The district is situated at an average elevation of around 1,000 meters above sea level.

Upper Siang district shares its borders with the neighboring districts of East Siang, Dibang Valley, and China. The mighty Siang River, also known as the Brahmaputra, flows through the district, offering breathtaking views and contributing to the agricultural productivity of the region.