Stains is a commune in the Seine-Saint-Denis department, in the northern suburbs of Paris, France. It is located 11.6 km from the center of Paris. Stains is served by Pierrefitte – Stains station on Paris RER line D. This station is located at the border between the commune of Stains and the commune of Pierrefitte-sur-Seine, on the Pierrefitte-sur-Seine side of the border.