| Castel Boglione | |
| Official Name: | Comune di Castel Boglione |
| Coordinates: | 44.7167°N 31°W |
| Region: | Piedmont |
| Province: | Asti (AT) |
| Mayor: | Gianfranco Bossi |
| Area Total Km2: | 12.0 |
| Population Total: | 632 |
| Population As Of: | 1 January 2010[1] |
| Population Demonym: | Castelboglionesi |
| Elevation M: | 260 |
| Postal Code: | 14040 |
| Area Code: | 0141 |
Castel Boglione is a comune (municipality) in the Province of Asti in the Italian region Piedmont, located about 70km (40miles) southeast of Turin and about 25km (16miles) southeast of Asti.
Castel Boglione borders the following municipalities: Calamandrana, Castel Rocchero, Fontanile, Montabone, Nizza Monferrato, and Rocchetta Palafea.