Brazzaville's 2021 population is now estimated at 2,469,630. In 1950, the population of Brazzaville was 83,390. Brazzaville has grown by 81,540 since 2015, which represents a 3.41% 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 Brazzaville, which typically includes Brazzaville's population in addition to adjacent suburban areas.