Lublin's 2025 population is now estimated at 326,875. In 1950, the population of Lublin was 114,991. Lublin experienced a decrease of -1,538 residents over the past year, marking an annual decline of -0.47%.These population estimates and projections come from the latest revision of the UN World Urbanization Prospects. These estimates represent the Urban agglomeration of Lublin, which typically includes Lublin's population in addition to adjacent suburban areas.