The Campeonato Acreano Série B, sometimes referred as Campeonato Acreano/Acriano Segunda Divisão, is the second tier of the professional state football league in the Brazilian state of Acre. It is run by the Acre Football Federation (FFA).
Played in only three occasions during the amateur period (1951, 1970 and 1977), the competition returned to an active status in 2011. In 2019, however, the competition was not disputed.