Rio de Janeiro Metro

Key facts

Native name

Metrô do Rio de Janeiro

Owner

Rio Trilhos ( State of Rio de Janeiro )

Locale

Rio de Janeiro , RJ , Brazil

Transit type

Rapid transit

Daily ridership

498 401 (2024)

Annual ridership

182.4 million (2024)

Website

metrorio .com .br

Began operation

5 March 1979 ; 47 years ago ( 5 March 1979 )

Operator s

Concessão Metroviária do Rio de Janeiro S.A. ( Mubadala Investment Company )

Train length

6 cars

System length

58 km (36 mi)

Track gauge

1,600 mm ( 5 ft 3 in )