Changji's 2025 population is now estimated at 440,881. In 1950, the population of Changji was 8,766. Changji has grown by 8,659 in the last year, which represents a 2% 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 Changji, which typically includes Changji's population in addition to adjacent suburban areas.