Medan's 2025 population is now estimated at 2,521,590. In 1950, the population of Medan was 284,000. Medan has grown by 42,520 in the last year, which represents a 1.72% 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 Medan, which typically includes Medan's population in addition to adjacent suburban areas.