Neijiang's 2023 population is now estimated at 672,170. In 1950, the population of Neijiang was 185,041. Neijiang has grown by 9,505 in the last year, which represents a 1.43% 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 Neijiang, which typically includes Neijiang's population in addition to adjacent suburban areas.