From Albertville - north - [Average gradient: 5.4% - Maximum gradient : 10.4% - Distance 28.3km - Height gain 1533m]
From La Chambre - south - [Average gradient: 8.0% - Maximum gradient : 9.5% - Distance 19.5km - Height gain 1522m]
The Col de la Madeleine can be reached from two sides. The northern descent is considered the harder because it is 9 km longer than the southers ascent. However the northern descent has a lower average grandient. The Tour de France uses the Col de la Madeleine fairly frequently the most recent is the 2012 Tour de France.