It is formed near Lauben by the confluence of its two source rivers: the Östliche Günz (eastern Günz) and the Westliche Günz (western Günz). It is approx. 87 km (54 mi) long (including its western source river). It flows generally north through the small towns Babenhausen, Deisenhausen, Ichenhausen and Kötz. It is a right tributary of the Danube in Günzburg.
|Length||86.8 km (53.9 mi)|
|Basin size||713 km2 (275 sq mi)|
|Progression||Danube→ Black Sea|
- Complete table of the Bavarian Waterbody Register by the Bavarian State Office for the Environment (xls, 10.3 MB)