Col de Grimone from Châtillon-en-Diois
Rhone-Alpes, france
21.6km 766m 3.5%
2Cat 2 D539
Col de Grimone from Châtillon-en-Diois
Rhone-Alpes, france
The D539 rises 21.6km through rolling hills and mountain roads, gaining 766m to 1,318m. The average gradient of 3.5% disguises ramps of 9% — the kind of gradient that turns plans into prayers. This is a climb of endurance — the kind of effort measured in hours, where pacing matters more than power. Located in Rhone-Alpes, France.
- Longer than 99% of climbs in France.
- More vertical gain than 97% of climbs in France.
- A false flat around km 4 offers brief respite before the road kicks up again.
Distance
21.6km
Avg Gradient
3.5%
Max Gradient
9%
Elevation Gain
766m
Summit
1,318m
Wall Rating
4.5
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What things cost
Typical prices in France
€3.20
Coffee
€6.00
Beer
€15.00
Meal
€1.80
Water
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Common Questions
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