Iran Population 2024 By Cities And States. Iran urban population for 2020 was 66,230,561, a 1.48% increase from 2019. In 1950, the population of tehran was 1,041,350.

List of population cities in iran based on the estimates and projections by united nations. The number of inhabitants has increased by 617 thousand in the last year, representing a growth of 0.71%.