Sikasso's 2025 population is now estimated at 487,989. In 1950, the population of Sikasso was 15,695. Sikasso has grown by 21,892 in the last year, which represents a 4.7% 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 Sikasso, which typically includes Sikasso's population in addition to adjacent suburban areas.