Aligarh's 2021 population is now estimated at 1,244,591. In 1950, the population of Aligarh was 139,477. Aligarh has grown by 34,037 since 2015, which represents a 2.81% 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 Aligarh, which typically includes Aligarh's population in addition to adjacent suburban areas.