Changning's 2021 population is now estimated at 530,738. In 1950, the population of Changning was 3,125. Changning has grown by 20,463 since 2015, which represents a 4.01% 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 Changning, which typically includes Changning's population in addition to adjacent suburban areas.