About Rio das Ostras
Rio das Ostras is a city located in Brazil, in the Rio de Janeiro region. According to the latest available data (2026), the population of Rio das Ostras is approximately 168,455 residents, making it the #229 most populous city in Brazil.
Globally, Rio das Ostras ranks #10,165 among the world's most populated cities.
Rio das Ostras City Statistics
| City | Rio das Ostras |
| Country |  Brazil |
| Population | 168,455 |
| Global Rank | #10,165 |
| Rank in Brazil | #229 of 389 cities |
| City Category | city |
| Region | Rio de Janeiro |
| Latitude | -22.5269 |
| Longitude | -41.945 |
| Data Year | 2026 |
Where is Rio das Ostras Located?
Rio das Ostras is located in Brazil, in the Rio de Janeiro region, at coordinates -22.5269° latitude and -41.945° longitude. Rio das Ostras is located in the southern subtropics.
Nearby Cities
Other Cities in Brazil
Largest Cities in Brazil
| # | City | Population |
|---|---|---|
| 2 | Fortaleza | 2,578,483 |
| 3 | Salvador | 2,564,204 |
| 4 | Belo Horizonte | 2,415,872 |
| 5 | Manaus | 2,303,732 |
| 7 | Curitiba | 1,830,795 |
Frequently Asked Questions
What is the population of Rio das Ostras?
The population of Rio das Ostras is approximately 168,455 residents according to the latest available data (2026).
Where is Rio das Ostras located?
Rio das Ostras is located in Brazil at approximately -22.5269° latitude and -41.945° longitude.
Is Rio das Ostras one of the largest cities in Brazil?
With a population of 168,455, Rio das Ostras is one of the notable urban areas in Brazil. It ranks #229 out of 389 cities in the country.
