Jinjiang's 2021 population is now estimated at 509,894. In 1950, the population of Jinjiang was 7,964. Jinjiang has grown by 11,600 since 2015, which represents a 2.33% 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 Jinjiang, which typically includes Jinjiang's population in addition to adjacent suburban areas.