Kassala's 2026 population is now estimated at 424,600. In 1950, the population of Kassala was 30,312. Kassala has grown by 13,026 in the last year, which represents a 3.16% 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 Kassala, which typically includes Kassala's population in addition to adjacent suburban areas.