Jiamusi's 2021 population is now estimated at 726,622. In 1950, the population of Jiamusi was 131,965. Jiamusi has grown by 10,657 since 2015, which represents a 1.49% 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 Jiamusi, which typically includes Jiamusi's population in addition to adjacent suburban areas.