Arghakhanchi (Nepali: अर्घाखाँची जिल्ला) is one of the districts of Lumbini Province in Nepal. The district headquarter is Sandhikharka. The district covers an area of 1,193 km2 (461 sq mi) and has a population (2011) of 197,632. Its neighboring districts are Palpa in the east, Gulmi in the north, Kapilvastu District in the south and Pyuthan in the west.
