2004–05 AS Saint-Étienne season

The 2004–05 season was the 72nd season in the existence of AS Saint-Étienne and the club's first season back in the top flight of French football. In addition to the domestic league, Saint-Étienne participated in this season's edition of the Coupe de France and the Coupe de la Ligue. The season covered the period from 1 July 2004 to 30 June 2005.