Wuxi's 2021 population is now estimated at 3,315,113. In 1950, the population of Wuxi was 365,980. Wuxi has grown by 59,093 since 2015, which represents a 1.81% 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 Wuxi, which typically includes Wuxi's population in addition to adjacent suburban areas.