Jiaozhou's 2021 population is now estimated at 568,186. In 1950, the population of Jiaozhou was 16,202. Jiaozhou has grown by 16,686 since 2015, which represents a 3.03% 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 Jiaozhou, which typically includes Jiaozhou's population in addition to adjacent suburban areas.