4.1
(85)
3,982
runners
18
runs
Jogging routes around Saint-Julien-De-Raz traverse a varied landscape at the southern edge of the Jura massif and the foot of the Chartreuse massif. The area features a modest limestone plateau, dense forests, and prairies, providing diverse terrain for runners. Impressive geological formations like the Gorges de Crossey and Gorges du Bret are also part of the natural environment.
Last updated: June 4, 2026
14
runners
4.55km
00:38
150m
150m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
6
runners
10.9km
01:22
240m
240m
Hard run. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

Sign up for free
6
runners
6.55km
00:49
230m
230m
Hard run. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
5.0
(1)
4
runners
6.08km
00:52
230m
240m
Hard run. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
7
runners
6.29km
00:52
230m
230m
Hard run. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
Get access to more routes and recommendations from other explorers.
Sign up for free
Already have an account?
Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.
Start today with a free account
Your next adventure awaits.
Login or Signup
The Gorges du Bret live up to their names. “Bret” is an old Dauphinois word which means “narrow passage between rocks”. Here you will progress following a single track in the middle of these large limestone stones on either side of the path.
0
0
The hike ends with crossing the Gorges du Bret, an unsuspected and impressive place.
0
0
There are over 15 running routes around Saint-Julien-de-Raz, offering a variety of distances and difficulty levels to explore the beautiful Chartreuse massif region.
Yes, while there are no routes specifically marked as 'easy', the area offers several moderate trails that are suitable for beginners or families looking for a less strenuous run. These routes often traverse the modest limestone plateau, providing a gentle introduction to the local landscape.
Jogging trails in Saint-Julien-de-Raz offer diverse terrain, ranging from paths across the limestone Plateau du Grand-Ratz to routes through dense forests, prairies, and even alpine pastures. You'll encounter varied surfaces, from relatively smooth trails to more rugged paths, especially on routes leading into the Chartreuse massif.
Absolutely. For experienced runners seeking a challenge, Saint-Julien-de-Raz offers 4 difficult routes. An example is the Roche Brune Viewpoint – Trail. Le grand ratz loop from Saint-Julien-de-Raz, a 9.3-mile (15.0 km) path with significant elevation gain, providing panoramic views of the Chartreuse and Vercors massifs.
Yes, many routes offer stunning scenic viewpoints. Trails around Rochebrune / Rocher de la Garde, such as the Roche Brune Viewpoint – Trail. Le grand ratz loop from Saint-Julien-de-Raz, provide panoramic vistas of the surrounding Chartreuse and Vercors massifs, as well as the Isère valley.
Many of the running routes in Saint-Julien-de-Raz are circular, allowing you to start and finish at the same point. A popular moderate option is the Croix des Traverses loop from Saint-Julien-de-Raz, which is 2.8 miles (4.5 km) long. For a more challenging circular run, consider the Trail. Le grand ratz – Gorges du Bret loop from Saint-Julien-de-Raz.
The region is rich in natural beauty. You can jog past impressive geological formations like the Gorges de Crossey and Gorges du Bret. The Trail. Le grand ratz – Gorges du Bret loop from Saint-Julien-de-Raz takes you directly through one of these scenic gorges. The tranquil Lac de Saint-Julien-de-Raz also offers a peaceful setting for a run.
Yes, the trails offer views of significant landmarks and peaks within the Chartreuse massif. You might spot prominent summits like Chamechaude, Charmant Som summit, and La Grande Sure, which contribute to the dramatic mountain scenery.
The running routes in Saint-Julien-de-Raz are highly rated by the komoot community, with an average score of 4.0 stars from over 60 reviews. Runners frequently praise the varied terrain, the natural beauty of the limestone plateaus, deep gorges, and expansive forests, and the options available for different ability levels.
Yes, the region features the tranquil Lac de Saint-Julien-de-Raz, which provides a lovely setting for a run. Additionally, routes like the Étang des Rivoirettes – Grotte du massot loop from Saint-Julien-de-Raz pass by the Étang des Rivoirettes, offering pleasant water views.
While specific dog-friendly designations are not always listed, the natural environment of Saint-Julien-de-Raz, with its forests and open trails, is generally suitable for running with dogs. Always ensure your dog is on a leash where required and respect local wildlife and other trail users.
The diverse landscapes of Saint-Julien-de-Raz are enjoyable for jogging throughout much of the year. Spring and autumn offer pleasant temperatures and vibrant scenery. Summer provides longer daylight hours, though some higher elevation trails might be more exposed. Winter running is possible, but some routes, especially those at higher altitudes or in shaded gorges, may require appropriate gear for snow or ice.


Browse the best Running Trails & Routes in other regions.