 Dettenhausen's coat of arms is a red deer against a yellow background with a yellow ear of grains against a red background.The Schönbuchbahn railway links Dettenhausen with Böblingen, where it connects with lines S1 and S60 of the Stuttgart S-Bahn.The large, natural forests of the Schönbuch are located in the midst of the densely populated, highly industrialized Neckar region.