The municipality (Gemeinde) of Dotternhausen covers 10 square kilometers (3.9 sq mi) of theZollernalb district ofBaden-Württemberg, one of the 16States of theFederal Republic of Germany. It is physically located along the edge of theSwabian Jura, with the town of Dotternhausen at the foot of thePlettenberg. The primary watercourses in the municipal area are theSchlichem, which forms its southern border, and theKatzenbach, which flows into theEyach nearBalingen. Elevation above sea level in the municipality ranges from a low of 579 meters (1,900 ft)Normalnull (NN) to a high of 1,002 meters (3,287 ft) NN at the top of the Plettenberg.[3]
Dotternhausen'scoat of arms displays astag inyellow, posed and facing left, over afield ofblue. This pattern was used by the Lords ofDotternhausen Castle [de], but the blue-yellowtincture was an addition by the municipal government. The coat of arms was approved by theReichsstatthalter of Württemberg on 20 December 1938.[3]