Caorso is a comune in the Province of Piacenza in the Italian region Emilia-Romagna, located about 130 kilometres northwest of Bologna and about 13 kilometres east of Piacenza. Caorso borders the following municipalities: Caselle Landi, Castelnuovo Bocca d'Adda, Cortemaggiore, Monticelli d'Ongina, Piacenza, Pontenure, San Pietro in Cerro.