In 1991, the national population census estimated the district population at 79,200. During the 2002 national census, the population was estimated at 123,100, with an annual growth rate of 4 percent. In 2012, the population of the district was estimated at 180,600. The male to female ratio is 1:1. The major language spoken in the district is Lumasaba. The national population census conducted on 27 August 2014 put the population at 210,173.