Feicheng's 2021 population is now estimated at 560,756. In 1950, the population of Feicheng was 8,625. Feicheng has grown by 9,437 since 2015, which represents a 1.71% 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 Feicheng, which typically includes Feicheng's population in addition to adjacent suburban areas.