Kampala's 2025 population is now estimated at 4,265,160. In 1950, the population of Kampala was 95,368. Kampala has grown by 214,330 in the last year, which represents a 5.29% 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 Kampala, which typically includes Kampala's population in addition to adjacent suburban areas.