Kut's 2026 population is now estimated at 538,910. In 1950, the population of Kut was 18,506. Kut has grown by 13,890 in the last year, which represents a 2.65% 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 Kut, which typically includes Kut's population in addition to adjacent suburban areas.