Batna's 2025 population is now estimated at 358,478. In 1950, the population of Batna was 13,046. Batna has grown by 6,315 in the last year, which represents a 1.79% annual change.These population estimates and projections come from the latest revision of the UN World Urbanization Prospects. These estimates represent the Urban agglomeration of Batna, which typically includes Batna's population in addition to adjacent suburban areas.