The Ubaye Valley is an area in the Alpes de Haute-Provence département, in the French Alps, having approximately 7,700 residents.
Its principal town is the sous-préfecture of Barcelonnette.
Ubaye Valley's highest mountain is the Aiguille de Chambeyron (3,412 m (11,194 ft)).
The second one is the Brec de Chambeyron (3,389 m (11,119 ft)).
There are only six passable vehicle roads during the summer: The valley is in the arrondissement of Barcelonnette, and has two cantons.