Dang Deukhuri is located in Inner Terai, some 280 km west of the capital city, Kathmandu in Rapti Zone of Nepal's Mid-Western Region. The district covers 2,955 km² with population (2011) of 548,141. Ghorahi (formerly Tribhuvannagar) is the district's administrative center and largest city while Tulsipur to the west is a transportation hub and Rapti Zone's administrative center.