Calabar's 2023 population is now estimated at 657,435. In 1950, the population of Calabar was 43,743. Calabar has grown by 26,807 in the last year, which represents a 4.25% 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 Calabar, which typically includes Calabar's population in addition to adjacent suburban areas.