Vigo's 2026 population is now estimated at 308,854. In 1950, the population of Vigo was 134,591. Vigo has grown by 531 in the last year, which represents a 0.17% 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 Vigo, which typically includes Vigo's population in addition to adjacent suburban areas.