Zhuji's 2021 population is now estimated at 796,974. In 1950, the population of Zhuji was 3,141. Zhuji has grown by 19,438 since 2015, which represents a 2.50% 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 Zhuji, which typically includes Zhuji's population in addition to adjacent suburban areas.