City · Brazil
Rio de Janeiro
Rio de Janeiro, also known simply as Rio, is the capital of the state of Rio de Janeiro. It is the second-most-populous city in Brazil after São Paulo with a population of 13 million people as of 2025, and the sixth-most-populous city in the Americas.
Good to know
- Population: 6,747,815.
- Founded: 1565.
- Area: 1260 sq km.
- Timezone: America/Sao_Paulo.