Szczecin's 2021 population is now estimated at 400,425. In 1950, the population of Szczecin was 175,840. Szczecin has grown by -945 since 2015, which represents a -0.24% 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 Szczecin, which typically includes Szczecin's population in addition to adjacent suburban areas.