It is located in northwestern Baden-Württemberg, comprising the central and southern parts of the Landkreis Karlsruhe district.

As of the 2021 federal election, it comprises the Landkreis Karlsruhe district excluding the municipalities of Bad Schönborn, Bruchsal, Forst, Hambrücken, Karlsdorf-Neuthard, Kronau, Oberhausen-Rheinhausen, Östringen, Philippsburg, Ubstadt-Weiher, and Waghäusel.

In the 1980 through 1998 elections, it comprised the Landkreis Karlsruhe district excluding the municipalities of Ettlingen, Malsch, Oberderdingen, and Rheinstetten.

The constituency has been held continuously by the Christian Democratic Union (CDU) throughout both its incarnations.

Yellow background denotes an electorate win by a list member, or other incumbent.

Yellow background denotes an electorate win by a list member, or other incumbent.

Yellow background denotes an electorate win by a list member, or other incumbent.

Yellow background denotes an electorate win by a list member, or other incumbent.