Jixi Heilongjiang's 2025 population is now estimated at 1,024,970. In 1950, the population of Jixi Heilongjiang was 113,409. Jixi Heilongjiang has grown by 15,980 in the last year, which represents a 1.58% 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 Jixi Heilongjiang, which typically includes Jixi Heilongjiang's population in addition to adjacent suburban areas.