It currently plays the Campeonato Paulista Segunda Divisão, the fourth tier of the São Paulo state league.
Known as the Locomotiva due to Mauá's status as a railway town, Mauaense had its best seasons from 1985 to 1987, when the club won the Campeonato Paulista Série A3 and played in the second division of the Paulistão for two consecutive years.
Their home ground is Pedro Benedetti Stadium, which has a maximum capacity of 11,986, although only up to 8,567 fans are allowed in by the Military Firefighters Corps.
Grêmio Esportivo Mauaense play their home games at Estádio Pedro Benedetti.
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