Bochum's 2025 population is now estimated at 382,181. In 1950, the population of Bochum was 357,270. Bochum has grown by 819 in the last year, which represents a 0.21% 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 Bochum, which typically includes Bochum's population in addition to adjacent suburban areas.