The territory of this town lies across a southern portion of the Massif Central. It covers a large area of some , which makes it the 25th largest metropolitan town in France. The municipality lies at the heart of the Grands Causses, a part of the Causse Rouge (east of the plateau Lévézou), and part of Larzac as well as part of the Black Causse. The city county seat is located in the lower part of the town, in a large depression at the confluence of the Tarn and Dourbie about 340 m altitude.