Locana borders the following municipalities: Cogne, Ronco Canavese, Noasca, Ribordone, Sparone, Chialamberto, Cantoira, Corio, Monastero di Lanzo and Coassolo Torinese. The comune is part of the Gran Paradiso National Park, housing a series of small alpine lakes and glaciers; peaks in the area include the Torre del Gran San Pietro (3,692 m). The Lake of Ceresole is also located nearby.