Arghakhanchi District, a part of Lumbini Zone, is one of the seventy-five districts of Nepal, a landlocked country of South Asia. The district, with Sandhikharka as its district headquarters, covers an area of 1,193 km² and has a population (2001) of 208,391. The district spans from 27०45" to 28०6" N and 80'45" E to 83'23"E. The district is bound by Palpa district in the east, Gulmi district in the north, Kapilbastu and Rupandehi districts in the south and Dang and Pyuthan in the west. Majority of the landscape (68%) of this district is located in Mahabharat range of mountains.
