Tambura's 2026 population is now estimated at 20,142. In 1973, the population of Tambura was 8,778. Tambura has grown by 571 in the last year, which represents a 2.92% annual change. These population values and projections come from South Sudan cities and towns census 1973/1983 via CityPopulation attribution, South Sudan NBS city and town census 2008 via CityPopulation attribution and World Population Review Internal Projections .