Okhaldhunga District(Nepali: ओखलढुङ्गा जिल्ला Listen , a part of Sagarmatha Zone, is one of the seventy-five districts of Nepal, a landlocked country of South Asia. The district, with Okhaldhunga as its district headquarters, covers an area of 1,074.5 km² and had a population of 156,702 in 2001 and 147,984 in 2011. Okhaldhunga is part of area traditionally called Wallo Kirat (near Kirat), home to indigenous ethnic groups Rai and Sunuwar सुनुवार.