Hannover's 2021 population is now estimated at 537,418. In 1950, the population of Hannover was 444,334. Hannover has grown by 442 since 2015, which represents a 0.08% 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 Hannover, which typically includes Hannover's population in addition to adjacent suburban areas.