Cycling the Col du Télégraphe from Saint Michel de Maurienne: Route, Tips & What to Expect

The Col du Télégraphe is a legendary cycling climb in the French Alps, connecting Saint Michel de Maurienne to Valloire and forming part of the renowned route to the Col du Galibier. Frequently featured in the Tour de France and major events like the Marmotte Granfondo, it's a memorable challenge for both amateur and seasoned cyclists.

Why Ride the Col du Télégraphe?

This climb stands out for its consistent gradients, spectacular Alpine scenery, and deep cycling heritage. With kilometre markers showing your progress and the gradient ahead, the route is engaging and lets you plan your effort. The road is generally accessible most of the year, offering a rewarding experience for cycling enthusiasts planning an adventure in the Alps.

Route Overview

• Starting point: Saint Michel de Maurienne (learn more about Saint Michel de Maurienne)
• Finish: Col du Télégraphe summit (1,566 m)
• Distance: 11.8 km (one way)
• Elevation gain: 856 m
• Start elevation: 710 m
• Average gradient: 7.3%
• Maximum gradient: 9.8%

Detailed Route Guide

• Begin on the main street of Saint Michel de Maurienne, following signs for Valloire, Col du Télégraphe, and Col du Galibier via the D902.
• The climb offers a steady, continuous gradient just over 7%. Most of the route is tree-lined, providing welcome shade during hot Alpine summers.
• The summit features a restaurant where you can rest and take in the panoramic views.
• From the top, there is a 4.8 km descent to Valloire, a resort village with shops and places to eat. This descent makes it popular to combine climbs of both the Télégraphe and Galibier in a single outing.

When to Ride

The Col du Télégraphe is typically open from late spring to autumn, depending on the weather. Check local conditions before your ride, especially early or late in the season. Summer is the peak season for cyclists, but it’s possible to encounter traffic, especially near Valloire and on weekends.

Tips for Cyclists

• Pace yourself—steady gradients can be deceptive, especially in the final kilometres.
• Bring enough water and energy snacks. Limited refill points are available on the climb.
• The tree cover can make descents cool, even in summer; pack a light jacket for the way down.
• If planning to continue to Col du Galibier, be prepared for altitude and additional climbing.

Looking for More Routes?

If you’re exploring the French Alps by bike, check out our Ultimate Guide to Cycling in Bourg d’Oisans for more iconic routes. You’ll find tips on equipment, accommodation, and local support for cyclists.