Ar-Rayyan's 2025 population is now estimated at 831,689. In 1950, the population of Ar-Rayyan was 2,205. Ar-Rayyan has grown by 15,820 in the last year, which represents a 1.94% 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 Ar-Rayyan, which typically includes Ar-Rayyan's population in addition to adjacent suburban areas.