Laufen is a municipality located in the Canton of Solothurn in northwestern Switzerland. It serves as a regional center within the Jura region, situated near the border with France.
The city is characterized by its position in the Swiss Jura mountains and its role as a local hub for commerce and administration. While it maintains a distinct identity within the Canton of Solothurn, it is primarily known for its geographic location and its integration into the regional infrastructure of western Switzerland.