Caorso (Piacentino: Caurs) is a comune (municipality) in the Province of Piacenza in the Italian region Emilia-Romagna, located about 130 kilometres (81 mi) northwest of Bologna and about 13 kilometres (8 mi) east of Piacenza.

Caorso borders the following municipalities: Caselle Landi, Castelnuovo Bocca d'Adda, Cortemaggiore, Monticelli d'Ongina, Piacenza, Pontenure, San Pietro in Cerro.

Caorso has a railway station on the Piacenza–Cremona line.