Humla District, a part of Karnali Province, is one of the seventy-seven districts of Nepal. The district, with Simikot as its district headquarters, covers an area of 5,655 km2 (2,183 sq mi) and has population of 50,858 as per the census of 2011. Namkha is the largest rural municipal which lies in humla Humla is the 2nd largest district of Nepal. The southern and middle parts of Humla District are inhabited by Khas communities, originating from Sinja valley, whereas the higher and northern parts of Humla are mostly inhabited by culturally Tibetan communities.

Purang or Burang, known as Puhreng in Tibetan, (Nepali:ताक्लाकोट) is a town which serves as the administrative center of Purang County, Ngari Prefecture of the Tibet Autonomous Region (TAR), China. The town lies at an altitude of 3,900m in the valley of the Karnali River. The town spans an area of 3,257.81 square kilometres (1,257.85 sq mi), and has a permanent population 6,047 as of 2010, and a hukou population of 4,477 as of 2018. To the south are Gurla Mandhata and the Abi Gamin ranges. Lake Manasarovar and Mount Kailash are to the north. This region is the mythological and actual river nexus of the Himalaya with sources of the Indus, Ganges and Yarlung Tsangpo/Brahmaputra all within 110 kilometres (70 mi) of Purang.