The population of Rio de Janeiro is 6.32 million, according to the 2010 census. It is the second largest city in Brazil.
Rio Saliceto's population is 5,632.
The population of Rio Lajas is 2,573.
The population of Rio nell'Elba is 1,174.
The population of Rio Marina is 2,280.
The population of Formosa do Rio Preto is 21,827.
Rio Grande do Norte's population is 3,168,133.
The population of Rio Maior Municipality is 21,621.
The population of Rio Tinto Group is 2,011.
San Martino in Rio's population is 6,990.
The population of Carmo do Rio Claro is 20,070.
The population of Rio Grande do Sul is 10,695,532.
The population of Rio Tinto Alcan is 68,000.