Algiers's 2025 population is now estimated at 3,004,130. In 1950, the population of Algiers was 516,450. Algiers has grown by 52,010 in the last year, which represents a 1.76% 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 Algiers, which typically includes Algiers's population in addition to adjacent suburban areas.