Songea's 2021 population is now estimated at 375,568. In 1950, the population of Songea was 719. Songea has grown by 22,787 since 2015, which represents a 6.46% 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 Songea, which typically includes Songea's population in addition to adjacent suburban areas.