Hailin's 2025 population is now estimated at 352,654. In 1950, the population of Hailin was 80,953. Hailin has grown by 5,892 in the last year, which represents a 1.7% 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 Hailin, which typically includes Hailin's population in addition to adjacent suburban areas.