Laiwu's 2021 population is now estimated at 934,916. In 1950, the population of Laiwu was 63,821. Laiwu has grown by 27,077 since 2015, which represents a 2.98% 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 Laiwu, which typically includes Laiwu's population in addition to adjacent suburban areas.