Leer's 2026 population is now estimated at 34,556. In 1983, the population of Leer was 7,109. Leer has grown by 1,247 in the last year, which represents a 3.74% 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 .