Dhanbad's 2021 population is now estimated at 1,348,238. In 1950, the population of Dhanbad was 70,608. Dhanbad has grown by 17,052 since 2015, which represents a 1.28% 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 Dhanbad, which typically includes Dhanbad's population in addition to adjacent suburban areas.