Rahimyar Khan's 2026 population is now estimated at 576,709. In 1972, the population of Rahimyar Khan was 74,262. Rahimyar Khan has grown by 19,823 in the last year, which represents a 3.56% annual change. These population values and projections come from Pakistan cities census series 1972-1998 via CityPopulation official attribution, Pakistan cities census 2017 via CityPopulation official attribution, Pakistan cities census 2023 via CityPopulation official attribution and World Population Review Internal Projections .