| Isola d'Asti | |
| Official Name: | Comune di Isola d'Asti |
| Coordinates: | 44.8333°N 19°W |
| Region: | Piedmont |
| Province: | Asti (AT) |
| Frazioni: | Chiappa, Mongovone, Isola Piano (municipal seat), Repergo, Villa |
| Mayor: | Fabrizio Pace |
| Area Total Km2: | 13.5 |
| Population Total: | 2040 |
| Population As Of: | 31 August 2017[1] |
| Population Demonym: | Isolani |
| Elevation M: | 136 |
| Postal Code: | 14057 |
| Area Code: | 0141 |
Isola d'Asti is a comune (municipality) in the Province of Asti in the Italian region Piedmont, located about 45km (28miles) southeast of Turin and about 8km (05miles) south of Asti.
Isola d'Asti borders the following municipalities: Antignano, Asti, Costigliole d'Asti, Mongardino, Montegrosso d'Asti, Revigliasco d'Asti, and Vigliano d'Asti. The municipal seat is in the frazione of Isola Piano.