Datong's 2021 population is now estimated at 1,788,913. In 1950, the population of Datong was 200,618. Datong has grown by 43,580 since 2015, which represents a 2.50% 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 Datong, which typically includes Datong's population in addition to adjacent suburban areas.