This hiking trail covers 15.191mi starting from Saint-Joseph-de-Rivière, Saint-Laurent-du-Pont, Isère. The hike is a loop trail and returns to the trailhead. This hike is rated as strenuous, plan for about 7h40m to complete it. The route has an elevation gain of 6647ft and an elevation loss of 6594ft.
15.191mi
Distance
7h40m
Duration
+6647ft
Elevation gain
-6594ft
Elevation loss
Strenuous
Level
La Grande Sure depuis le Guiers Mort
The climb through the woods at sunrise
The start of the climb through the woods
Strong wind on the ascent of Grande Sure
View of Grande Sure from Col de la Petite Vache
The summit of Grande Sure
View of Grand Som and Mont-Blanc from the summit
View of Chamechaude and Belledonne from the summit
La Grande Sure from below
The Chartreuse and Mont-Blanc from the Mollard de la Chaleur
Route details
2.14mph
Speed
3670 kcal
Calories burned
16.5%
Avg grade
Loop trail
Route type
1886ft
Min altitude
6312ft
Max altitude
Technical level: Technical
Steep climb
Download / Export
Route profile
6647ft
Elevation gain
6594ft
Elevation loss
1886ft
Min altitude
6312ft
Max altitude
How to get there
Trailhead: D 520b, 38380 Saint-Laurent-du-Pont, France
GPS coordinates of the trailhead: 45.35541, 5.75656 / 45°21'19'' N, 5°45'23'' E
Caution: May Cross Private Property
This route may pass through or near private property. Always respect posted signs, obtain permission where required, and follow local trespassing laws. MapPlanner does not guarantee public access along any route.
Safety Notice
Trail and road conditions may change without notice due to weather, construction, or other factors. Always verify current conditions before heading out. You are responsible for your own safety — follow local signage, obey traffic laws, and use your best judgment on the trail.
