Col du Mont Cenis

Col du Mont Cenis is a Category 1 cycling climb in the French Alps, France, cresting at 2 083 m. Its hardest ascent, from Susa, covers 31.8 km at 5.0% average, gaining 1 602 m, with ramps up to 14.2%. The steepest kilometre averages 11.6%, around km 5.5. It can also be climbed from Modane (33.4 km at 3.1%): 2 measured approaches in all, each profiled kilometre-by-kilometre against Copernicus GLO-30 elevation data. On the Fiets scale it rates 9.2, among the region's hardest. Above the treeline the summit holds snow well into spring, so the dependable riding window runs roughly June to October.

RIDE THE CLIMB — FROM SUSA

KM 0.3

KM 0.8

KM 1.8

KM 3.3

KM 4.3

KM 4.8

KM 5.3

KM 6.8

KM 7.8

KM 8.8

KM 9.3

KM 10.3

KM 10.9

KM 11.4

KM 12.4

KM 12.9

KM 13.9

KM 14.4

KM 15.4

KM 15.9

KM 16.9

KM 17.4

KM 17.9

KM 18.9

KM 19.4

KM 19.9

KM 20.4

KM 21.5

KM 22.0

KM 22.5

KM 23.0

KM 23.5

KM 25.0

KM 25.5

KM 26.0

KM 26.5

KM 27.0

KM 27.5

KM 28.0

KM 28.5

KM 29.5

KM 30.0

KM 30.5

KM 31.5

KM 31.8