Antananarivo's 2025 population is now estimated at 4,228,980. In 1950, the population of Antananarivo was 177,420. Antananarivo has grown by 180,310 in the last year, which represents a 4.45% 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 Antananarivo, which typically includes Antananarivo's population in addition to adjacent suburban areas.