Hermosillo's 2021 population is now estimated at 883,916. In 1950, the population of Hermosillo was 43,755. Hermosillo has grown by 16,031 since 2015, which represents a 1.85% 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 Hermosillo, which typically includes Hermosillo's population in addition to adjacent suburban areas.