A Guide to Cycling the Col d’Agnes
The Col d’Agnes is a Category 1 cycling climb in the Ariege region in the Pyrenees. Since 1988 it has featured as a climb in the Tour de France on six occasions, most recently in 2017 on stage 13. From Massat the climb is 17km / 10.5mi long and climbs 950m / 3,117ft in elevation with an average gradient of 5.2%. When you begin cycling the Col d’Agnes you will notice the first third of the climb is actually fairly flat, and so the gradient does stay consistently around 7-8% for the remainder.
Climb Statistics and gradient profile

Col d’Agnes (Massat Approach)
Length: 17km / 10.5mi
Average gradient: 5.2%
Start point: 650m / 2,132ft
Elevation at top: 1,570m / 5,150ft
Category: Category 1
Nearest town: Massat
Facilities at top: No
When to ride: Year round
Road condition: Good – Asphalt
Nearest climb: Port de Lers
Number of approaches: 2
Through road at top: Yes

Col de Port (eastern approach)
Length: 16.3km / 10.5mi
Average gradient: 4.7%
Start point: 481m / 1,478ft
Elevation at top: 1,251m / 4,104ft
Category: Category 1
Nearest town: Tarascon-sur-Ariege
Facilities at top: No
When to ride: Year round
Road condition: Good – Asphalt
Nearest climb: Col d’Agnes
Planning a cycling holiday in the Pyrenees
If you are not familiar with the Pyrenees, our comprehensive guide will help you plan everything you need for your cycling holiday. The guide includes information such as:
- a map of the Pyrenees with climbs and towns marked
- where to base yourself depending on which mountains you would like to ride
- cycling hotels and lodges
- bike hire outlets
- getting to and from the Pyrenees
- non-cycling attractions and activities in the region
Click below to start planning your cycling trip to the Pyrenees.