Château Rouge opened on 21 April 1908.
It is situated in the 18th arrondissement. It is an unconnected underground station served by the metro line 4.
The station sign is a large green metal frame displaying a map of the metro network.
The station name and the line number is in a separate, but attached smaller panel.
The enclosure is made of green metal bars.
The Lamppost at the side of the entrance has been designed by Derveaux.
The green lamppost is topped by a white globe light.
The vaulted ceiling is tiled in white ceramic tiles.
Part of the platform has been boarded up with blue and green sheets of wood. The station is being refurbished prior to installing platform barriers.
The orange tiled base is used for seating.
Behind it are empty metal advertising frames.
The wall is tiled in small flat white rectangular tiles.
The arch of the exit is tiled in matching orange tiles.
Behind the shutters, which can be pulled down to block the exit, is a metal door with glass panel.