Cauchy-à-la-Tour is a commune of the département of Pas-de-Calais (zone 62), canton of Auchel, district of Béthune. It belongs to agglomeration of the Artois which gathers 58 communes, that is to say 200,000 inhabitants.
Population (1999): 2,891 inhabitants.
Marshal Philippe Pétain there was born it April 24 1856.
