Ulyanovsk's 2021 population is now estimated at 624,103. In 1950, the population of Ulyanovsk was 136,118. Ulyanovsk has grown by -793 since 2015, which represents a -0.13% 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 Ulyanovsk, which typically includes Ulyanovsk's population in addition to adjacent suburban areas.