Lahr is a city located in the western region of Baden-Württemberg, Germany. It is situated approximately 50 km north of Freiburg im Breisgau, 40 km southeast of Strasbourg, and 95 km southwest of Karlsruhe.
The city serves as the second largest urban center in the Ortenau district, following Offenburg. It functions as an intermediate economic hub for several surrounding towns and municipalities, including Ettenheim, Friesenheim, Kappel-Grafenhausen, Kippenheim, Mahlberg, Meißenheim, Ringsheim, Rust, Schuttertal, Schwanau, and Seelbach.