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France
Bourgogne-Franche-Comté
Pontarlier
Mouthe

Source of the Doubs Loop Trail

Easy

5.0

(24)

152

hikers

Source of the Doubs Loop Trail

01:14

4.30km

90m

Hiking

Easy 2.7-mile (4.3 km) loop hike to the Source du Doubs in the Haut-Jura Regional Natural Park, featuring varied landscapes.

Last updated: February 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

Parking

Get Directions

1

230 m

Church of the Assumption

Highlight • Religious Site

The Church of the Assumption dates from the 18th century and shines with its singular bell tower surmounted by an imperial dome. Inside, there are carved wooden stalls, classified as national movable heritage, which date from 1553.

Translated by Google •

Tip by

2

1.73 km

The source of the Doubs

Highlight • River

This belvedere is installed just above the cliffs from which the waters of the Doubs flow.
On this promontory you can also admire the superb peat bogs of Mouthe in the background, and the forest of Haute-Joux in the background.

Translated by Google •

Tip by

B

4.30 km

End point

Parking

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Way Types & Surfaces

Way Types

1.49 km

1.31 km

972 m

356 m

154 m

Surfaces

2.17 km

1.33 km

460 m

320 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 (1,010 m)

Lowest point (930 m)

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Weather

Powered by Foreca

Monday 25 May

27°C

9°C

16 %

Additional weather tips

Max wind speed: 9.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

How difficult is the Source of the Doubs loop trail?

This trail is considered easy and suitable for all fitness levels. It's described as a very easy walk with generally accessible and easily navigable terrain.

Where does the trail start, and is there parking available?

The trail begins in the village of Mouthe. Parking is generally available in the village, which serves as the primary starting point for this loop.

What kind of terrain can I expect on the hike?

You'll encounter varied terrain, including sections alongside a road, expansive meadows, and a dedicated boardwalk over a peat bog. The path also follows the right embankment of the Doubs River and a flat road through damp meadows.

What are the main points of interest along the route?

The primary highlight is the impressive Source of the Doubs, where the river emerges from an underground siphon. You'll also pass by the Church of the Assumption in Mouthe, and experience the unique Moutat peat bog. A belvedere near the source offers expansive views of the Mouthe valley.

Is the Source of the Doubs loop trail dog-friendly?

Yes, the trail is generally dog-friendly. However, as it passes through a Regional Natural Park and sensitive ecological areas like peat bogs, it's always recommended to keep dogs on a leash to protect wildlife and ensure a pleasant experience for all hikers.

Are there any permits or entrance fees required for hiking in the Haut-Jura Regional Natural Park?

No, there are typically no specific permits or entrance fees required to hike this trail within the Parc naturel régional du Haut-Jura. Access to the natural park is generally free, but always respect local regulations and signage.

What is the best time of year to hike this loop?

The best time to hike is generally from spring through autumn. Mouthe is known for its cold winters, so while winter hiking might be possible, spring, summer, and fall offer more pleasant temperatures and full access to the trail's natural beauty.

Does this trail intersect with any other well-known paths?

Yes, the route shares sections with several other official trails, including the Cagnard, Gagnard n°6, Le Pré Lorrain 7, Le pré Lorrain, La Meuthiarde, and the GR 5 Jura.

Are there any facilities like cafes or restaurants near the trailhead?

The trail starts in Mouthe, a village that may offer some local amenities such as cafes or restaurants, especially during peak tourist seasons. It's advisable to check availability before your visit.

What unique natural features can I observe along the trail?

Beyond the Source of the Doubs itself, you'll encounter the unique ecosystem of the Moutat peat bog, which features a boardwalk for easy access and interpretive information. Keep an eye out for specific flora and fauna, such as the moorland clouded yellow butterfly, which thrives in this environment.

Is there an interpretive trail or information available about the area?

Yes, the trail is complemented by numerous interpretive signs and reading tables, providing insights into the Doubs River, its valley, local history, and wildlife, enhancing your understanding of the surrounding environment.

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