Palermo's 2021 population is now estimated at 850,179. In 1950, the population of Palermo was 594,196. Palermo has grown by -967 since 2015, which represents a -0.11% 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 Palermo, which typically includes Palermo's population in addition to adjacent suburban areas.