Mianwali's 2026 population is now estimated at 135,169. In 1972, the population of Mianwali was 48,304. Mianwali has grown by 1,917 in the last year, which represents a 1.44% 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 .