Col de Castillon from Sospel
Col de Castillon from Sospel: 6.9 km at 5.0% average and 344 m of climbing, up to 728 m.
- Distance
- 6.9 km
- Elevation gain
- 344 m
- Average gradient
- 5.0 %
- Start altitude
- 347 m
- Road
- Minor departmental road
- Surface
- Paved throughout
- Steepest 500 m
- 7.9 %
- Hardest 2 km
- 6.5 %
- Hardest kilometre
- km 3 · 5.6%
- Above 8%
- 1.0 km (15% of the climb)
- Difficulty index
- 1.7 Easy
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 | 37 min | 11.0 km/h |
| 3.0 W/kg — 210 W | 26 min | 15.8 km/h |
| 4.0 W/kg — 280 W | 21 min | 19.9 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 | 3.6 % | 383 m |
| 2 | 4.8 % | 431 m |
| 3 | 5.6 % | 487 m |
| 4 | 5.5 % | 542 m |
| 5 | 5.1 % | 594 m |
| 6 | 5.6 % | 649 m |
| 7 (partial) | 4.8 % | 692 m |
Download the GPX track All climbs of this col
The other climbs of this col
- From Menton 12.9 km · 5.4 %
Frequently asked questions
How long is the climb to Col de Castillon?
The hardest climb of Col de Castillon, from Sospel, is 6.9 km long for 344 m of ascent, i.e. 5.0% average.
What is the steepest part of Col de Castillon?
The steepest 500 m sits at 7.9%, and the hardest kilometre is the 3th, at 5.6%.
How long does it take to climb Col de Castillon from Sospel?
Col de Castillon from Sospel takes about 26 min at 3.0 W/kg, i.e. 15.8 km/h on average. The page gives three levels and their assumptions.
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