Zibo's 2021 population is now estimated at 2,685,108. In 1950, the population of Zibo was 163,951. Zibo has grown by 45,373 since 2015, which represents a 1.72% 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 Zibo, which typically includes Zibo's population in addition to adjacent suburban areas.