The District of Mon is the home of the Konyak Nagas. It  covers an area of 1786, and  is bounded on the North by Sibsagar District of Assam, on the South by Tuensang District of Nagaland and Myanmar (Burma), on the East by Myanmar (Burma) and on the West by Tuensang and Mokokchung Districts of Nagaland. On her Northeast lies the Tirap District of Arunachal Pradesh. The altitude of Mon district headquarters is 897.64 meters above sea level. Currently Shri. Mayang Lima is the District and Sessions Judge of Mon district.