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Fort of Saint-Eynard – Col de Porte (1326 m) loop from Lancey

Fort of Saint-Eynard – Col de Porte (1326 m) loop from Lancey

Hard

4.5

(32)

739

riders

Fort of Saint-Eynard – Col de Porte (1326 m) loop from Lancey

05:13

74.8km

2,570m

Road cycling

Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride. The starting point of the route is accessible with public transport.

Last updated: July 21, 2026

Tips

The surface along some of this route may not be suitable

Some segments of your route comprise a surface that may not be suitable for your chosen sport.

After 1.65 km for 53 m

After 73.2 km for 53 m

Waypoints

Start point

Train Station

Get Directions

12.9 km

Viewpoint

15.9 km

Vence Pass

Highlight • Mountain Pass

One of the most accessible passes from Grenoble. There are three possible access points: via the Col de Porte road (very busy, you constantly smell diesel...), via the Clémencières road …

Translated by Google •

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22.8 km

Fort of Saint-Eynard

Highlight • Castle

And above all go up to the Izon cross with a 360 degree view which is very close to the fort...

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27.6 km

Le Sappey-en-Chartreuse Village Church

Highlight • Religious Site

Le Sappey-en-Chartreuse is nestled at the foot of Chamechaude, the highest point in the Chartreuse region at 2,082 meters above sea level. Peaceful and authentic, the village offers a wide range of sports activities, including summer and winter activities.

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29.7 km

Palaquit Pass

Highlight • Mountain Pass

The Col de Palaquit is located at an altitude of 1,154 meters. It is a must-see on the road to the Col de Porte located further north.

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32.2 km

Col de Porte (1326 m)

Highlight • Mountain Pass

The Col de Porte de Grenoble is 15 kilometers long with a total elevation gain of 1088 meters. The average slope is 7.2% with maximum slopes of 14.9%.

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55.1 km

Col du Coq

Highlight • Mountain Pass

- Don't be surprised: I created the highlight because the previous highlight was in the wrong place (not on the "real pass") -
The Col du Coq is the highest …

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55.1 km

View of Dent de Crolles from Plateau des Petites Roches

Highlight (Segment) • Viewpoint

A small mountain road with little traffic, the Route du Col du Coq offers numerous views of the Dent de Crolles, the Plateau des Petites Roches, and the Chaîne de Belledonne opposite.

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64.3 km

The start of the Col du Coq

Highlight • Other

The Col du Coq is little traffic, very quiet in terms of traffic.

Nice rolling descent to Saint-Nazaire-les-Eymes.

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74.8 km

End point

Train Station

Way Types & Surfaces

Way Types

66.0 km

7.48 km

880 m

276 m

206 m

< 100 m

Surfaces

74.3 km

374 m

< 100 m

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (1,430 m)

Lowest point (220 m)

Weather

Saturday 25 July

25°C

16°C

72 %

Additional weather tips

Max wind speed: 6.0 km/h

to get more detailed weather forecasts along your route

Comments

September 25, 2022,Triplette du dimanche soir après la pluie !

Pfff, the climb to the Col du Coq was tough... It's still just as beautiful but to be done in the morning, not on a Sunday evening after all the good weekend meals!
Otherwise, a great scare in the first bend on the descent after the Col de Porte: probably the film of diesel after the rain which made me …

Showing Translation

June 14, 2025,Cols de Vence, de Porte🚪 et du Coq 🐓

Departure at the end of the day to stay "cool" (over 30°C! 🥵)! The start of the circuit is scorching hot, a puncture on the first climb forces me to take a break, but it's ultimately not unwelcome...
The climb up the Col du Coq via the Saint-Hugues side is still as tough as ever...
But the circuit is still …

Showing Translation

November 11, 2022,VRV #2 Touvet -> 🍽 -> Col du coq -> Col de Porte

Bike restau bike session 2.
Rise at the tempo to Le Touvet, then restaurant opposite Belledonne and return to Gre via the Col du Coq and Porte.
I don't know if it's the beer, the fondant, the rice or the 2 hour break at the restaurant, but the second part of the col du coq was rather easy.
The Col …

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Fort of Saint-Eynard – Col de Porte (1326 m) loop from Lancey

Vence Pass

Fort of Saint-Eynard

Le Sappey-en-Chartreuse Village Church

Palaquit Pass

Col de Porte (1326 m)

Col du Coq

View of Dent de Crolles from Plateau des Petites Roches

The start of the Col du Coq

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