The Esslingen-Nellingen-Denkendorf Tramway (Straßenbahn Esslingen-Nellingen-Denkendorf GmbH, END) terminated at a return loop in the Bahnhofsplatz from 1926 to 1978.
From 14 October 1931, the Fils Valley line between Stuttgart Hauptbahnhof and Esslingen was made four-track.