These subordinated camps were located on both sides of the German-French border. There were about 50 subcamps in the Natzweiler-Struthof camp system, located in Alsace and Lorraine as well as in the adjacent German provinces of Baden and Württemberg. By the fall of 1944, there were about 7,000 prisoners in the main camp and more than 20,000 in subcamps.[1]
Guttenbach, today part of Neckargerach, part of the administration moved into the town hall after they abandoned the main camp, not a Concentration Camp
Stegemann, Robert: Das Konzentrationslager Natzweiler-Struthof und seine Außenkommandos an Rhein und Neckar 1941–1945. Metropol, Berlin 2010, ISBN978-3-940938-58-9.