From Faverges (Faverges-Seythenex)
Minor departmental road
Col de la Forclaz, 1,147 m, in Haute-Savoie. Main climb: 8.5 km at 8.2% average, 690 m of climbing from Faverges (Faverges-Seythenex). The Tour de France has been over it 2 times since 2016.
Figures for the main climb (From Faverges (Faverges-Seythenex)). The other climbs are further down.
| Main climb | Distance | Elevation gain | Elevation loss | Average gradient | Steepest 500 m | Difficulty index |
|---|---|---|---|---|---|---|
| From Faverges (Faverges-Seythenex) | 8.5 km | 690 m | 30 m | 8.2 % | 14.3 % | 5.3 Sustained |
| From Talloires (Talloires-Montmin) | 10.0 km | 708 m | — | 7.1 % | 14.5 % | 5.1 Sustained |
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Minor departmental road
Minor departmental road
2 ascents proposed here — other ways up this col remain possible.
Distances and elevation gains derived from the OpenStreetMap road network and a digital terrain model, measured on the very profile shown here.
Figures computed on 7 September 2026.
| Year | Stage | Cat. | First over the top |
|---|---|---|---|
| 2023 | Stage 15 Les Gets → Saint-Gervais | Category 1 | Alexey Lutsenko |
| 2016 | Stage 19 | Category 1 | Thomas De Gendt |
Straight-line distances, not road distances. The cols a climb actually rides over are listed above.
The hardest climb of Col de la Forclaz, from Faverges (Faverges-Seythenex), is 8.5 km long for 690 m of ascent, i.e. 8.2% average.
The steepest 500 m sits at 14.3%, and the hardest kilometre is the 2th, at 12.1%.
The Tour de France has crossed Col de la Forclaz 2 times, from 2016 to 2023.
Sleipnir recognises the cols you cross from the GPS trace of your rides: the col ticks itself off the day you ride over it.
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