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France
Auvergne Rhône Alpes
Grenoble
Chamrousse

Robert Lakes Loop Trail

Hard

4.7

(29)

156

hikers

Robert Lakes Loop Trail

03:59

10.3km

610m

Hiking

Hike the difficult Robert's Four Lakes - loop in Belledonne, gaining 2009 feet over 6.4 miles with stunning alpine lake views.

Last updated: February 26, 2026

Tips

Includes a segment that may be dangerous

A part of this route comprises technical, difficult, or hazardous terrain. Specialist equipment and prior experience may be required.

After 3.68 km for 859 m

Waypoints

A

Start point

Parking

Get Directions

1

5.29 km

Robert Lakes

Highlight • Lake

The four Robert lakes are located at the bottom of a natural cirque, at an altitude of 1,998 metres. They are dominated by the Petit Van, the Grand Van and …

Translated by Google •

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B

10.3 km

End point

Parking

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Way Types & Surfaces

Way Types

4.34 km

3.22 km

1.82 km

905 m

< 100 m

Surfaces

5.83 km

2.72 km

1.43 km

300 m

< 100 m

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Elevation

Elevation

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

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Weather

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Sunday 23 August

27°C

16°C

-- %

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Frequently Asked Questions

What is the difficulty level of Robert's Four Lakes - loop?

This trail is officially graded as difficult. With over 600 meters of elevation gain and a distance exceeding 10 kilometers, it requires a good level of fitness and experience with mountain hiking. Be prepared for challenging ascents and descents.

Is the trail suitable for beginners or families with children?

Due to its difficult grading, significant elevation changes, and length, this route is generally not recommended for beginners or young children. Hikers should have prior experience with strenuous mountain trails.

Where can I park to access the Robert's Four Lakes - loop trailhead?

Specific parking details for this trailhead are not provided, but for trails in the Belledonne region, trailheads often have designated parking areas. It's advisable to arrive early, especially during peak season, as parking can fill up quickly. Check local signage upon arrival for any restrictions.

Are dogs allowed on the Robert's Four Lakes - loop trail?

Regulations regarding dogs in the Belledonne region can vary. Generally, dogs are permitted on many trails but often require a leash, especially in protected areas or near wildlife. Always check local park rules or signage at the trailhead before bringing your dog.

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

The best time to hike this trail is typically from late spring through early autumn (June to September) when the weather is more stable and snow has melted from higher elevations. Winter conditions can make the trail impassable or require specialized equipment like snowshoes or skis.

Do I need any permits or need to pay an entrance fee for this trail?

For trails within the Belledonne region, specific permits or entrance fees are not always required for day hikes. However, if any part of the trail enters a protected natural reserve, specific regulations or permits might apply. It's always best to check with local park authorities before your trip.

What kind of terrain can I expect on the Robert's Four Lakes - loop?

Given its difficult rating and significant elevation changes, expect varied mountain terrain. This likely includes rocky paths, steep ascents with switchbacks, and potentially some exposed sections. The route will offer alpine scenery, possibly passing through forests and open meadows.

What can I see along the route?

The primary highlight along this route is Robert Lakes. You can expect stunning mountain vistas, alpine lakes, and the natural beauty characteristic of the Belledonne massif.

Does the trail intersect other well-known paths?

Yes, the route also passes through sections of the Blanchon, La Chamroussienne, Tasse, Rhodos, and Transhumance trails, among others. This offers opportunities to explore different parts of the Belledonne network.

What should I bring for a hike on Robert's Four Lakes - loop?

For a difficult mountain hike, essential gear includes sturdy hiking boots, appropriate layers of clothing for changing weather, plenty of water, snacks, a map or GPS device, sun protection, and a first-aid kit. Trekking poles can also be very helpful for the ascents and descents.

Are there any viewpoints or landmarks along the way?

While specific named viewpoints are not detailed, the trail's significant elevation gain and alpine setting mean you will encounter numerous panoramic views of the surrounding Belledonne mountains and valleys, especially around the Robert Lakes.

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