Rio das Ostras
- Country:
- Brazil
- Continent:
- South America
Rio das Ostras's 2026 population is now estimated at 174,531. In 2000, the population of Rio das Ostras was 36,419. Rio das Ostras has grown by 6,076 in the last year, which represents a 3.61% annual change. These population values and projections come from IBGE Censo Demografico - Populacao residente por municipio (1970-2010), IBGE Estimativas da Populacao - Populacao residente estimada por municipio, IBGE Censo Demografico 2022 - Populacao residente por municipio and World Population Review Internal Projections .