Long Xuyen's 2021 population is now estimated at 327,480. In 1950, the population of Long Xuyen was 74,092. Long Xuyen has grown by 6,376 since 2015, which represents a 1.99% 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 Long Xuyen, which typically includes Long Xuyen's population in addition to adjacent suburban areas.