Asansol's 2021 population is now estimated at 1,453,747. In 1950, the population of Asansol was 177,264. Asansol has grown by 22,487 since 2015, which represents a 1.57% 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 Asansol, which typically includes Asansol's population in addition to adjacent suburban areas.