Lahr is a city in western Baden-Württemberg, Germany, approximately 38 km north of Freiburg in Breisgau and 100 km south of Karlsruhe. It is the second largest city in Ortenau (district) after Offenburg, and serves as an intermediate economic center to the cities and towns of Ettenheim, Friesenheim, Kappel-Grafenhausen, Kippenheim, Mahlberg, Meißenheim, Ringsheim, Rust, Schuttertal, Schwanau and Seelbach.