Baceno (Lombard Bascén, Walser German: Aager) is a comune (municipality) in the Province of Verbano-Cusio-Ossola in the Italian region Piedmont, located about 140 kilometres (87 mi) northeast of Turin and about 40 kilometres (25 mi) northwest of Verbania, on the border with Switzerland.

Baceno is divided into frazioni: Crampiolo, Crino, Croveo, Devero, Goglio, Graglia, Osso, Uresso.

Baceno borders the following municipalities: Binn (Switzerland), Crodo, Formazza, Grengiols (Switzerland), Premia, Varzo.