| Style: | Rhaetian Railway |
| Lüen-Castiel | |
| Address: | Bahnhof 46 |
| Borough: | Arosa |
| Country: | Switzerland |
| Elevation: | 938m (3,077feet) |
| Owned: | Rhaetian Railway (since 1942); Chur-Arosa-Bahn (1914-1942) |
| Line: | Chur–Arosa line |
| Distance: | from |
| Platforms: | 2 |
| Train Operators: | Rhaetian Railway |
| Connections: | Local buses |
| Architect: | Alfons Rocco (1914) |
| Mapframe: | yes |
Lüen-Castiel railway station is a railway station on the Chur–Arosa railway (the "Arosabahn") of the Rhaetian Railway (RhB). It is situated in Lüen and also serves nearby Castiel.
A short distance to the west of the station, in the direction of Chur, is the Castielertobel Viaduct, which, after the Langwieser Viaduct and the Gründjitobel Viaduct, is the third-largest bridge on the Arosa line.
the following services stop at Lüen-Castiel:[1]