Saint-Sorlin-d'Arves, Auvergne-Rhône-Alpes, France
8.3 miles (13.3 km) · 3,472 ft elevation gain · Loop · trail · Route
L'Ouillon is a 8.3-mile loop route in Saint-Sorlin-d'Arves, Auvergne-Rhône-Alpes, France, gaining 3,472 feet of elevation. The route follows a up-and-over elevation profile. The terrain breaks into 5 distinct sections including 2 significant climbs. The longest climb covers 3.4 miles gaining 2,962 feet at an average 16.5% grade. Only 32% of the terrain is runnable — expect substantial hiking throughout. The route opens with a climb and finishes with a descent.
| Distance | 8.3 mi (13.3 km) |
| Elevation gain | 3,472 ft (1,058 m) |
| Average gain | 420 ft per mile (80 m per km) |
| Longest climb | 3.0 mi, 2,960 ft of gain |
| Steepest climb grade | 38% |
| Runnable | 32% of the route |
| Climbs / descents | 2 climbs, 3 descents |
| Profile shape | Up, then down |
| Difficulty score | 19.7 of 100 |
| Surface | trail |
| Route shape | Loop |
| Type | Route |
| Grade band | Share of route |
|---|---|
| Flat | 9% |
| Mild uphill | 5% |
| Moderate uphill | 8% |
| Steep uphill | 33% |
| Mild downhill | 10% |
| Moderate downhill | 8% |
| Steep downhill | 27% |
L'Ouillon has 3,472 ft (1,058 m) of elevation gain over 8.3 miles (13.3 km). That averages 420 ft of gain per mile.
The difficulty score for L'Ouillon is 19.7 of 100. That is harder than 90.4% of routes at a similar distance. About 32% of the route is runnable at typical trail effort; the rest is steep enough that most runners hike.
The longest climb on L'Ouillon runs 3.0 miles (4.8 km) and gains 2,960 ft (902 m). The steepest climb grade on the route is 38%.
Preview this trail in 3D flyover, view the elevation profile, and explore the segment breakdown.
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