Simferopol's 2025 population is now estimated at 339,529. In 1950, the population of Simferopol was 148,071. Simferopol experienced a decrease of -297 residents over the past year, marking an annual decline of -0.09%.These population estimates and projections come from the latest revision of the UN World Urbanization Prospects. These estimates represent the Urban agglomeration of Simferopol, which typically includes Simferopol's population in addition to adjacent suburban areas.