Belgaum's 2021 population is now estimated at 738,074. In 1950, the population of Belgaum was 115,406. Belgaum has grown by 13,327 since 2015, which represents a 1.84% 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 Belgaum, which typically includes Belgaum's population in addition to adjacent suburban areas.