Port-au-Prince's 2026 population is now estimated at 3,205,770. In 1950, the population of Port-au-Prince was 133,278. Port-au-Prince has grown by 72,690 in the last year, which represents a 2.32% 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 Port-au-Prince, which typically includes Port-au-Prince's population in addition to adjacent suburban areas.