Asuncion's 2021 population is now estimated at 3,394,309. In 1950, the population of Asuncion was 259,475. Asuncion has grown by 57,747 since 2015, which represents a 1.73% 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 Asuncion, which typically includes Asuncion's population in addition to adjacent suburban areas.