Col d'Allos from Barcelonnette
Col d'Allos from Barcelonnette: 20.1 km at 5.9% average and 1,180 m of climbing, up to 2,250 m.
Opening Fermé l'hiver. Ouverture en général entre fin mai et juin selon le déneigement ; la route est étroite et son état conditionne la réouverture.
- Distance
- 20.1 km
- Elevation gain
- 1,180 m
- Elevation loss
- 75 m
- Average gradient
- 5.9 %
- Start altitude
- 1,133 m
- Road
- Departmental road
- Surface
- Paved throughout
- Steepest 500 m
- 10.3 %
- Hardest 2 km
- 8.1 %
- Hardest kilometre
- km 8 · 8.9%
- Above 8%
- 6.0 km (30% of the climb)
- Difficulty index
- 7.3 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 | 2h04 | 9.7 km/h |
| 3.0 W/kg — 210 W | 1h26 | 14.0 km/h |
| 4.0 W/kg — 280 W | 1h07 | 18.0 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 | -0.2 % | 1,131 m |
| 2 | -0.3 % | 1,128 m |
| 3 | 1.5 % | 1,143 m |
| 4 | 6.1 % | 1,204 m |
| 5 | 7.7 % | 1,281 m |
| 6 | 7.9 % | 1,360 m |
| 7 | 6.7 % | 1,427 m |
| 8 | 8.9 % | 1,517 m |
| 9 | 5.0 % | 1,566 m |
| 10 | 2.0 % | 1,586 m |
| 11 | 6.2 % | 1,648 m |
| 12 | 4.1 % | 1,688 m |
| 13 | 5.9 % | 1,747 m |
| 14 | 6.5 % | 1,811 m |
| 15 | 8.8 % | 1,900 m |
| 16 | 7.1 % | 1,971 m |
| 17 | 6.6 % | 2,037 m |
| 18 | 5.9 % | 2,096 m |
| 19 | 7.1 % | 2,167 m |
| 20 | 6.6 % | 2,233 m |
| 21 (partial) | 5.7 % | 2,239 m |
Download the GPX track All climbs of this col
The other climbs of this col
- From Allos 14.2 km · 5.7 %
Frequently asked questions
How long is the climb to Col d'Allos?
The hardest climb of Col d'Allos, from Barcelonnette, is 20.1 km long for 1,180 m of ascent, i.e. 5.9% average.
What is the steepest part of Col d'Allos?
The steepest 500 m sits at 10.3%, and the hardest kilometre is the 8th, at 8.9%.
How long does it take to climb Col d'Allos from Barcelonnette?
Col d'Allos from Barcelonnette takes about 1h26 at 3.0 W/kg, i.e. 14.0 km/h on average. The page gives three levels and their assumptions.
Is Col d'Allos open all year round?
Fermé l'hiver. Ouverture en général entre fin mai et juin selon le déneigement ; la route est étroite et son état conditionne la réouverture.
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