 Being situated in the technology region of Karlsruhe, between the automobile cities of Rastatt and Gaggenau and the Baden-Baden spa, was a significant factor to this.From the 1980s, the industrial areas were greatly expanded, so that they now occupy more than a third of the total built-up area of the core city.Kuppenheim has a train station on the double-track section of the Kuppenheim–Bad Rotenfels section of the Murgtalbahn, on which, after electrification from 2000 to 2004, the S8 and S81 lines of the Karlsruhe Stadtbahn operated by the AVG operates and connects to Rastatt without changing trains, Karlsruhe, Bruchsal, Menzingen, Odenheim, Gaggenau, Gernsbach, Forbach (Black Forest), Freudenstadt and Eutingen im Gäu station.