Nizamabad's 2025 population is now estimated at 357,286. In 1950, the population of Nizamabad was 53,309. Nizamabad has grown by 6,346 in the last year, which represents a 1.81% 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 Nizamabad, which typically includes Nizamabad's population in addition to adjacent suburban areas.