Aden's 2025 population is now estimated at 1,154,410. In 1950, the population of Aden was 72,000. Aden has grown by 38,220 in the last year, which represents a 3.42% 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 Aden, which typically includes Aden's population in addition to adjacent suburban areas.