Changsha's 2025 population is now estimated at 5,128,270. In 1950, the population of Changsha was 577,078. Changsha has grown by 100,290 in the last year, which represents a 1.99% 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 Changsha, which typically includes Changsha's population in addition to adjacent suburban areas.