Skanderborg Municipality is a municipality in Region Midtjylland on the Jutland peninsula in central Denmark, just southwest of Aarhus. It covers an area of 462.45 km2, with a population of 65,138.

Skanderborg is a town in Skanderborg Municipality, Denmark. It is situated on the north and north eastern brinks of Skanderborg Lake and there are several smaller ponds and bodies of water within the city itself, like Lillesø, Sortesø, Døj Sø and the swampy boglands of Eskebæk Mose. Just north of the town on the other side of Expressway E45, is the archaeologically important Illerup Ådal. Over time, the town has grown into a suburb of Aarhus to the north east, connected by the urban areas of Stilling, Hørning and Hasselager.