Cagnac-les-Mines (French pronunciation: [kaɲak le min]; Occitan: Canhac de las Minas) is a commune in the Tarn department in southern France.

It is a former coalmining town for workers of the Compagnie minière de Carmaux.

It has a mining museum, whereupon is standing a huge miners safety lamp.

The Vère forms part of the commune's north-western border.

This Tarn geographical article is a stub.