Dazhou's 2025 population is now estimated at 785,116. In 1950, the population of Dazhou was 9,572. Dazhou has grown by 17,584 in the last year, which represents a 2.29% 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 Dazhou, which typically includes Dazhou's population in addition to adjacent suburban areas.