Col de Joux

from Vollon · Aosta Valley, Italy

Gradient:

<4%

4–7%

7–10%

10–12%

>12%

Approach route

GRADIENT PROFILE

<4%4–7%7–10%10–12%>12%

Km-by-km average gradient from Copernicus GLO-30 elevation data along the road.

Starting in Vollon, this side runs 6.1 km at 5.7% average — 346 m up to the 1 639 m summit, maxing at 15.4%. Its steepest kilometre averages 9.7% near km 3.2. On the Fiets scale this side rates 2.6. It is the gentler of the two approaches.

Surface

Asphalt98%

Gravel2%

Verified from OpenStreetMap surface data along the climb.

RIDE THE CLIMB

View at km 0.3 — Photo by gianmarionavi / Mapillary (CC-BY-SA 4.0) Source

View at km 0.8 — Photo by gianmarionavi / Mapillary (CC-BY-SA 4.0) Source

View at km 1.4 — Photo by gianmarionavi / Mapillary (CC-BY-SA 4.0) Source

View at km 1.9 — Photo by gianmarionavi / Mapillary (CC-BY-SA 4.0) Source

View at km 2.5 — Photo by gianmarionavi / Mapillary (CC-BY-SA 4.0) Source

View at km 3.1 — Photo by gianmarionavi / Mapillary (CC-BY-SA 4.0) Source

View at km 3.6 — Photo by gianmarionavi / Mapillary (CC-BY-SA 4.0) Source

View at km 4.7 — Photo by gianmarionavi / Mapillary (CC-BY-SA 4.0) Source

View at km 5.3 — Photo by gianmarionavi / Mapillary (CC-BY-SA 4.0) Source

View at km 5.8 — Photo by gianmarionavi / Mapillary (CC-BY-SA 4.0) Source

View at km 6.1 — Photo by gianmarionavi / Mapillary (CC-BY-SA 4.0) Source

FEATURED IN

Giro d'Italia 2025 — Stage 19

as “Col de Joux”

CAT 1

FROM VOLLON

Distance

6.1km

Elevation gain

346m

Avg gradient

5.7%

Max gradient

15.4%

Summit

1639m

OTHER APPROACHES

Saint-Vincent

15.7 km · 6.8%

NEARBY CLIMBS

Col Tzecore

1615m

3.2km away

Antagnod

1745m

7.1km away

Croce Serra

854m

28.9km away

Bocchetto Sessera

1373m

29.8km away

RIDE IT FROM

Aosta

30 km from the climb · 587 m elev

Aosta Valley

Region guide