Kazan's 2021 population is now estimated at 1,279,794. In 1950, the population of Kazan was 514,256. Kazan has grown by 7,731 since 2015, which represents a 0.61% 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 Kazan, which typically includes Kazan's population in addition to adjacent suburban areas.