Trail Oisans-Matheysine, Col d'Ornon (France)

Isère, Auvergne-Rhône-Alpes, France

28.7 miles (46.2 km) · 10,325 ft elevation gain · Loop · trail · Route

Trail Oisans-Matheysine, Col d'Ornon (France) is a 28.7-mile loop route in Isère, Auvergne-Rhône-Alpes, France, gaining 10,646 feet of elevation. The route follows a up-and-over elevation profile. The terrain breaks into 9 distinct sections including 4 significant climbs. The longest climb covers 4.3 miles gaining 2,165 feet at an average 18.0% grade. Only 35% of the terrain is runnable — expect substantial hiking throughout. The route opens with a climb and finishes with a descent.

Route facts

Distance	28.7 mi (46.2 km)
Elevation gain	10,325 ft (3,147 m)
Average gain	360 ft per mile (68 m per km)
Longest climb	8.4 mi, 1,804 ft of gain
Steepest climb grade	46.5%
Runnable	38% of the route
Climbs / descents	4 climbs, 5 descents
Profile shape	Up, then down
Difficulty score	17.1 of 100
Surface	trail
Route shape	Loop
Type	Route

Grade breakdown

Grade band	Share of route
Flat	4%
Mild uphill	11%
Moderate uphill	9%
Steep uphill	28%
Mild downhill	13%
Moderate downhill	10%
Steep downhill	25%

Questions about Trail Oisans-Matheysine, Col d'Ornon (France)

How much elevation gain does Trail Oisans-Matheysine, Col d'Ornon (France) have?

Trail Oisans-Matheysine, Col d'Ornon (France) has 10,325 ft (3,147 m) of elevation gain over 28.7 miles (46.2 km). That averages 360 ft of gain per mile.

How difficult is Trail Oisans-Matheysine, Col d'Ornon (France)?

The difficulty score for Trail Oisans-Matheysine, Col d'Ornon (France) is 17.1 of 100. That is harder than 87% of routes at a similar distance. About 38% of the route is runnable at typical trail effort; the rest is steep enough that most runners hike.

What is the longest climb on Trail Oisans-Matheysine, Col d'Ornon (France)?

The longest climb on Trail Oisans-Matheysine, Col d'Ornon (France) runs 8.4 miles (13.5 km) and gains 1,804 ft (550 m). The steepest climb grade on the route is 46.5%.