 As of 2011 census, it has the highest literacy rate in India, and is the second least populous district of Mizoram (out of 8), after Saiha.The district is bounded on the north and northwest by Aizawl District, on the west and south by Lunglei District, on the southeast by Myanmar (Burma), and on the east by Champhai District.The district is mostly a hilly terrain with some alluvial benches along its rivers that are utilised for agriculture.