Corio (Piedmontese: Cheuri, Arpitan: Koeri) is a comune (municipality) in the Metropolitan City of Turin in the Italian region of Piedmont, located about northwest of Turin.
Corio borders the following municipalities: Locana, Sparone, Pratiglione, Forno Canavese, Coassolo Torinese, Rocca Canavese, Balangero, Mathi, Nole, and Grosso.