Meknes's 2026 population is now estimated at 605,280. In 1950, the population of Meknes was 142,866. Meknes has grown by 9,905 in the last year, which represents a 1.66% 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 Meknes, which typically includes Meknes's population in addition to adjacent suburban areas.