Alicante's 2025 population is now estimated at 380,675. In 1950, the population of Alicante was 103,833. Alicante has grown by 1,540 in the last year, which represents a 0.41% 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 Alicante, which typically includes Alicante's population in addition to adjacent suburban areas.