Bilaspur's 2021 population is now estimated at 616,394. In 1950, the population of Bilaspur was 38,988. Bilaspur has grown by 16,582 since 2015, which represents a 2.76% 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 Bilaspur, which typically includes Bilaspur's population in addition to adjacent suburban areas.