Cangzhou's 2025 population is now estimated at 604,747. In 1950, the population of Cangzhou was 136,517. Cangzhou has grown by 9,353 in the last year, which represents a 1.57% 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 Cangzhou, which typically includes Cangzhou's population in addition to adjacent suburban areas.