Porto Alegre
- Country:
- Brazil
- Continent:
- South America
Porto Alegre's 2025 population is now estimated at 4,268,960. In 1950, the population of Porto Alegre was 488,319. Porto Alegre has grown by 29,090 in the last year, which represents a 0.69% 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 Porto Alegre, which typically includes Porto Alegre's population in addition to adjacent suburban areas.