Macheng's 2025 population is now estimated at 383,733. In 1950, the population of Macheng was 13,369. Macheng has grown by 6,342 in the last year, which represents a 1.68% 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 Macheng, which typically includes Macheng's population in addition to adjacent suburban areas.