The Tervajoki railway station (, ) is located in the municipality of Isokyrö, Finland, in the urban area of Tervajoki (specifically, the village of Kylkkälä). It is located along the SeinäjokiâÂÂVaasa railway, and its neighboring stations are Seinäjoki in the east and Vaasa in the west.
Tervajoki is served by all long-distance trains (InterCity and Pendolino) that use the SeinäjokiâÂÂVaasa line; the routes include HelsinkiâÂÂVaasa and SeinäjokiâÂÂVaasa. It is the only intermediate station on the line, after the closings of Laihia, Ylistaro and Isokyrö on 20 June 2016. All trains arriving to and departing from the station use track 1.