Abrera is a municipality in the comaerca of the Baix Llobregat in Catalonia, Spain. It is situated in the valley of the Llobregat river, to the south-east of Montserrat, on the main N-II road between Barcelona and Lleida. The municipality is served by the FGC railway line from Martorell to Manresa: the S4 and R5 services stop at the station.