Zhoushan's 2023 population is now estimated at 685,059. In 1950, the population of Zhoushan was 10,630. Zhoushan has grown by 12,681 in the last year, which represents a 1.89% 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 Zhoushan, which typically includes Zhoushan's population in addition to adjacent suburban areas.