Tonghua's 2021 population is now estimated at 584,209. In 1950, the population of Tonghua was 158,886. Tonghua has grown by 11,242 since 2015, which represents a 1.96% 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 Tonghua, which typically includes Tonghua's population in addition to adjacent suburban areas.