Odesa's 2021 population is now estimated at 1,008,508. In 1950, the population of Odesa was 532,477. Odesa has grown by -781 since 2015, which represents a -0.08% 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 Odesa, which typically includes Odesa's population in addition to adjacent suburban areas.