Nettersheim is a municipality situated in the district of Euskirchen within the state of North Rhine-Westphalia, Germany. It is located in the Eifel hills region, approximately 20 kilometers southwest of the city of Euskirchen.
The municipality is geographically notable as the source point for two rivers: the Erft and the Urft. These waterways originate within the borders of Nettersheim before flowing through the surrounding landscape.