Rizhao's 2021 population is now estimated at 1,312,824. In 1950, the population of Rizhao was 6,713. Rizhao has grown by 41,876 since 2015, which represents a 3.29% 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 Rizhao, which typically includes Rizhao's population in addition to adjacent suburban areas.