Taizhong's 2025 population is now estimated at 1,393,190. In 1950, the population of Taizhong was 235,477. Taizhong has grown by 11,330 in the last year, which represents a 0.82% 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 Taizhong, which typically includes Taizhong's population in addition to adjacent suburban areas.