Thiruvananthapuram's 2025 population is now estimated at 3,072,530. In 1950, the population of Thiruvananthapuram was 224,131. Thiruvananthapuram has grown by 88,380 in the last year, which represents a 2.96% 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 Thiruvananthapuram, which typically includes Thiruvananthapuram's population in addition to adjacent suburban areas.