Kirkuk's 2025 population is now estimated at 1,128,190. In 1950, the population of Kirkuk was 84,289. Kirkuk has grown by 27,800 in the last year, which represents a 2.53% 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 Kirkuk, which typically includes Kirkuk's population in addition to adjacent suburban areas.