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Routes
Bike touring routes & trails
France
Auvergne Rhône Alpes
Grenoble
Goncelin

Col de Porte (1326 m) – Granier Pass loop from Goncelin

Routes
Bike touring routes & trails
France
Auvergne Rhône Alpes
Grenoble
Goncelin

Col de Porte (1326 m) – Granier Pass loop from Goncelin

Hard

4.0

(2)

204

riders

Col de Porte (1326 m) – Granier Pass loop from Goncelin

07:34

102km

2,300m

Cycling

Hard bike ride. Very good fitness required. Mostly paved surfaces. The starting point of the route is accessible with public transport.

Last updated: November 4, 2026

Tips

Includes segments that go up or down a series of steps

You may need to carry your bike.

After 152 m for 8 m

After 102 km for 8 m

Waypoints

A

Start point

Train Station

Get Directions
1

10.1 km

Gravel Isere

Highlight • Other

Flat as ever in this region!

Translated by Google •

Tip by

31.9 km

Viewpoint

Viewpoint

34.9 km

Col de Vence

Mountain Pass

40.8 km

Col de Palaquit

Mountain Pass

5

43.3 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%.

Translated by Google •

Tip by

6

56.0 km

Col du Cucheron

Highlight • Mountain Pass

Saint-Pierre-d'Entremont side, magnificent view of the North Chartreuse.

Relatively short climb from Saint-Pierre-de-Chartreuse.

Translated by Google •

Tip by

7

64.3 km

Saint-Pierre-d'Entremont

Highlight • Settlement

Atypical and unmissable village in the Entremont valley, Saint-Pierre-d'Entremont has the particularity of being on the border between Savoie and Isère. The Guiers river marks the separation between the two …

Translated by Google •

Tip by

8

67.1 km

Gorges du Cozon

Highlight • Gorge

The Gorges du Cozon extend over several kilometers and are located between the Col du Granier and Saint-Pierre-d'Entremont.

Translated by Google •

Tip by

9

74.0 km

Granier Pass

Highlight • Mountain Pass

A classic. Once at the pass, either continue in the Chartreuse massif or go down in the vineyards of Apremont and around Lake Saint-André.

Translated by Google •

Tip by

10

84.9 km

View of the Combe de Savoie

Highlight (Segment) • Viewpoint

A beautiful stretch of straight line clear of any habitation and offering a superb view of the valley of Savoy, on a clear day the Mont Blanc is even visible.

Translated by Google •

Tip by

11

87.7 km

Fort Barraux

Highlight • Other

Fort-Barraux is one of the oldest defensive places in the Alps, it dates from the 16th century. It is a bastioned fortification, characterized by its star shape.

Translated by Google •

Tip by

B

102 km

End point

Train Station

Loading

Way Types & Surfaces

Way Types

71.9 km

21.5 km

4.64 km

2.77 km

505 m

485 m

< 100 m

Surfaces

97.9 km

3.26 km

385 m

363 m

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Elevation

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

Highest point (1,320 m)

Lowest point (220 m)

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Weather

Powered by Foreca

Saturday 7 November

11°C

1°C

30 %

Additional weather tips

Max wind speed: 5.0 km/h

to get more detailed weather forecasts along your route

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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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