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Routes
Running trails & routes
France
Auvergne Rhône Alpes
Gex
Collonges

Fort l'Écluse – Crêt de la Goutte loop from Collonges

Routes
Running trails & routes
France
Auvergne Rhône Alpes
Gex
Collonges

Fort l'Écluse – Crêt de la Goutte loop from Collonges

Hard

27

runners

Fort l'Écluse – Crêt de la Goutte loop from Collonges

03:04

18.0km

1,240m

Running

Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: May 26, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Parc naturel régional du Haut-Jura

Waypoints

A

Start point

Bus stop

Get Directions

1

2.31 km

Fort l'Écluse

Highlight • Castle

Formerly called Fort de la Cluse (which means close in old French), this impressive military site was significantly remodeled in 1830. It was in fact during this period that the …

Translated by Google •

Tip by

2

8.20 km

Chalet du Sorgia d'en Bas

Highlight • Mountain Hut

Completely destroyed by fire on February 9, 2026. Consider staying at the Chalet du Bizot instead.

Translated by Google •

Tip by

9.51 km

Ruins

Ruins

4

10.9 km

Crêt du Milieu

Highlight • Other

The Crêt du Milieu is accessed by a short path that branches off from the main GTJ trail. As at every summit in the area, the panorama is breathtaking!

Translated by Google •

Tip by

5

11.5 km

Crêt de la Goutte

Highlight • Summit

The Crêt de la Goutte is located at an altitude of 1,621 meters and offers a superb view of the Alps, from Chablais to Écrins.

Translated by Google •

Tip by

6

12.5 km

Crêt du Miroir

Highlight • Summit

B

18.0 km

End point

Bus stop

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Way Types & Surfaces

Way Types

5.39 km

5.18 km

4.49 km

2.55 km

387 m

Surfaces

8.59 km

6.47 km

1.25 km

868 m

823 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 (1,580 m)

Lowest point (500 m)

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Weather

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Wednesday 1 July

23°C

11°C

-- %

Additional weather tips

Max wind speed: -- km/h

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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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