Col de la Colombière from Le Grand-Bornand
Col de la Colombière from Le Grand-Bornand: 11.1 km at 6.3% average and 701 m of climbing, up to 1,613 m.
Opening Fermé l'hiver. Ouverture en général courant mai selon le déneigement.
- Distance
- 11.1 km
- Elevation gain
- 701 m
- Average gradient
- 6.3 %
- Start altitude
- 910 m
- Road
- Departmental road
- Surface
- Paved throughout
- Steepest 500 m
- 12.3 %
- Hardest 2 km
- 8.2 %
- Hardest kilometre
- km 10 · 9.0%
- Above 8%
- 3.0 km (27% of the climb)
- Difficulty index
- 5.0 Sustained
FIETS index: Δaltitude² / (10 × distance) + max(0, summit altitude − 1,000) / 1,000, lengths in metres. How this index works (article in French)
How long does it take?
| Level | Estimated time | Average speed |
|---|---|---|
| 2.0 W/kg — 140 W | 1h13 | 9.1 km/h |
| 3.0 W/kg — 210 W | 50 min | 13.3 km/h |
| 4.0 W/kg — 280 W | 39 min | 17.1 km/h |
Estimated for a 70 kg rider on a 9 kg bike, in still air, at a steady effort and without stopping. Wind, a stop at the fountain or a wheel to sit on move these figures by several minutes.
The route
Climb profile
- 10% and above
- 8 to 10%
- 6 to 8%
- 4 to 6%
- under 4%
Kilometre by kilometre
| Km | Gradient | Altitude at the top of the km |
|---|---|---|
| 1 | 8.9 % | 999 m |
| 2 | 6.6 % | 1,065 m |
| 3 | 5.4 % | 1,119 m |
| 4 | 8.1 % | 1,200 m |
| 5 | 4.3 % | 1,243 m |
| 6 | 4.4 % | 1,287 m |
| 7 | 3.0 % | 1,317 m |
| 8 | 6.4 % | 1,381 m |
| 9 | 6.4 % | 1,445 m |
| 10 | 9.0 % | 1,535 m |
| 11 | 7.4 % | 1,609 m |
| 12 (partial) | 2.3 % | 1,611 m |
Download the GPX track All climbs of this col
The other climbs of this col
- From Cluses 19.1 km · 6.0 %
- From Thônes 20.1 km · 5.1 %
Frequently asked questions
How long is the climb to Col de la Colombière?
The hardest climb of Col de la Colombière, from Le Grand-Bornand, is 11.1 km long for 701 m of ascent, i.e. 6.3% average.
What is the steepest part of Col de la Colombière?
The steepest 500 m sits at 12.3%, and the hardest kilometre is the 10th, at 9.0%.
How long does it take to climb Col de la Colombière from Le Grand-Bornand?
Col de la Colombière from Le Grand-Bornand takes about 50 min at 3.0 W/kg, i.e. 13.3 km/h on average. The page gives three levels and their assumptions.
Is Col de la Colombière open all year round?
Fermé l'hiver. Ouverture en général courant mai selon le déneigement.
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