Xiantao's 2021 population is now estimated at 594,155. In 1950, the population of Xiantao was 32,148. Xiantao has grown by 5,615 since 2015, which represents a 0.95% 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 Xiantao, which typically includes Xiantao's population in addition to adjacent suburban areas.