Rahim Yar Khan's 2025 population is now estimated at 530,892. In 1950, the population of Rahim Yar Khan was 13,999. Rahim Yar Khan has grown by 13,620 in the last year, which represents a 2.63% 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 Rahim Yar Khan, which typically includes Rahim Yar Khan's population in addition to adjacent suburban areas.