Qiqihaer's 2021 population is now estimated at 1,583,663. In 1950, the population of Qiqihaer was 313,438. Qiqihaer has grown by 24,082 since 2015, which represents a 1.54% 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 Qiqihaer, which typically includes Qiqihaer's population in addition to adjacent suburban areas.