Samarra's 2025 population is now estimated at 347,408. In 1950, the population of Samarra was 11,300. Samarra has grown by 8,560 in the last year, which represents a 2.53% 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 Samarra, which typically includes Samarra's population in addition to adjacent suburban areas.