Jambi's 2021 population is now estimated at 637,037. In 1950, the population of Jambi was 62,651. Jambi has grown by 10,845 since 2015, which represents a 1.73% 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 Jambi, which typically includes Jambi's population in addition to adjacent suburban areas.