Atlanta's 2021 population is now estimated at 5,911,239. In 1950, the population of Atlanta was 513,150. Atlanta has grown by 108,174 since 2015, which represents a 1.86% 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 Atlanta, which typically includes Atlanta's population in addition to adjacent suburban areas.