Karlsruhe is a rural district (Landkreis) in the north-west of Baden-Württemberg, Germany. Neighboring districts are (from north clockwise) Rhein-Neckar, Heilbronn, Enz, Calw, Rastatt, Germersheim, Rhein-Pfalz-Kreis and the district-free city Speyer. The urban district Karlsruhe (Stadtkreis Karlsruhe), which contains the City of Karlsruhe, is located in the middle of the district, and partially cuts it into a northern and a southern part.