Col de Grimone
France
Gradient:
<4%
4–7%
7–10%
10–12%
>12%
APPROACH ROUTES
Col de Grimone is a Category 2 ascent, topping out at 1 318 m. The Aix-en-Diois approach is the hardest — 30.2 km at 2.9%, 877 m gained, maxing at 15.2%. The steepest kilometre averages 9.9%, around km 19.6. It can also be climbed from Lus-la-Croix-Haute (4.1 km at 6.1%): 2 measured approaches in all, each profiled kilometre-by-kilometre against Copernicus GLO-30 elevation data. On the Fiets scale it rates 2.9. Late spring through autumn offers the most reliable conditions on the pass.
RIDE THE CLIMB — FROM AIX-EN-DIOIS
KM 0.3
KM 0.8
KM 1.3
KM 1.8
KM 2.8
KM 3.8
KM 4.4
KM 4.9
KM 5.4
KM 6.4
KM 7.4
KM 7.9
KM 9.0
KM 9.5
KM 10.5
KM 12.5
KM 13.1
KM 13.6
KM 14.1
KM 14.6
KM 15.1
KM 15.6
KM 16.6
KM 17.1
KM 18.7
KM 19.7
KM 20.2
KM 20.7
KM 21.2
KM 22.3
KM 23.8
KM 24.3
KM 25.3
KM 25.9
KM 26.9
KM 30.2COL DE GRIMONE
Summit
1318m
Approaches
2
Hardest
CAT 2
Hardest side
30.2km