Vienna's 2020 population is now estimated at 1,929,944. In 1950, the population of Vienna was 1,615,058. Vienna has grown by 94,962 since 2015, which represents a 1.01% 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 Vienna, which typically includes Vienna's population in addition to adjacent suburban areas.