| Coordinates | 45°22′N 7°16′E |
|---|---|
| Region | Piedmont |
| Metropolitan city | Turin (TO) |
| Frazioni | Alboni, Bonzo, Borgo, Campo Pietra, Forno Alpi Graie, Migliere, Pialpetta, Ricchiardi, Rivotti |
| Mayor | Maria Cristina Cerutti Dafarra |
| Area total | 93.0 km² |
| Population total | 204 |
| Population as of | 31 December 2014 |
| Population demonym | Groscavallesi |
| Elevation | 1110 m |
| Postal code | 10070 |
| Area code | 0123 |
Groscavallo (Piedmontese: Gròsscaval, Arpitan: Gruskavà) is a comune (municipality) in the Metropolitan City of Turin in the Italian region Piedmont, located in one of the Valli di Lanzo about 50 kilometres (31 mi) northwest of Turin, on the border with France. The Levanne massif is located nearby.
The communal seat is in the frazione of Pialpetta. Groscavallo borders the following municipalities: Ala di Stura, Balme, Bonneval-sur-Arc (France), Ceres, Ceresole Reale, Chialamberto, and Noasca.