CorencCorenc is a commune in the département of Isère in southeastern France. It is part of the Grenoble urban unit.WWW Official SiteGeographyCorenc is situated in the Alps near the center of the département of Isère.EconomyIn 2007, Corenc's per capita income of €30,742 was the highest of any commune of France outside of the Paris region, and was nearly double the national average of €15,849.