Vientiane Population 2020
Vientiane's 2020 population is now estimated at 682,542. In 1950, the population of Vientiane was 30,080. Vientiane has grown by 40,463 since 2015, which represents a 1.23% 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 Vientiane, which typically includes Vientiane's population in addition to adjacent suburban areas.