Sant Andreu de la Barca (Catalan pronunciation: [ˈsant ənˈdɾew ðə lə ˈβaɾkə]) is a municipality in the comarca of the Baix Llobregat in Catalonia, Spain.

It is situated on the right bank of the Llobregat river, on the main N-II road The main rail lines of the Llobregat corridor pass through the town, and all the FGC suburban services stop at the station.