HC D41

Semnoz

Rhone-Alpes, france

The D41 rises 16.9km through wooded valleys and open mountainside, gaining 1,219m to 1,668m. Averaging 7.2%, the road kicks to 12.7% at its steepest — a serious ramp that demands respect. 14 hairpins punctuate the ascent, offering brief respite in the corners before the gradient bites again. The road reaches 1,668m — high enough to feel the altitude on tired legs. Located in Rhone-Alpes, France.

  • Harder than 99% of climbs in France.
  • More vertical gain than 99% of climbs in France.
  • One of only 1,152 Hors Catégorie climbs in the database.
  • The crux hits between km 10 and km 11 — 2km above 10% averaging 10.8%.
  • 14 hairpin bends punctuate the climb, each switchback offering a moment to regroup.

Semnoz

Rhone-Alpes, france

16.9km 1219m 7.2%
HC

Distance

16.9km

Avg Gradient

7.2%

Max Gradient

12.7%

Elevation Gain

1219m

Summit

1,668m

Wall Rating

6.2

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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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