Col de Portech Loop from Saint-Girons
Col de Portech Loop from Saint-Girons
4.3
(3)
75
riders
01:56
34.0km
560m
Road cycling
This moderate 21.1-mile road cycling route from Saint-Girons to Col de Portech offers challenging climbs and scenic Pyrenean views.
Last updated: February 26, 2026
Tips
Your route passes through protected areas
Please check local regulations for:
Waypoints
Start point
Parking
Get Directions
16.0 km
Highlight • Mountain Pass
Translated by Google •
Tip by
31.3 km
Highlight • Bridge
Translated by Google •
Tip by
34.0 km
End point
Parking
Way Types & Surfaces
Way Types
28.6 km
4.01 km
1.24 km
144 m
Surfaces
32.1 km
1.05 km
822 m
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Elevation
Highest point (860 m)
Lowest point (380 m)
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Weather
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Monday 25 May
32°C
12°C
0 %
Additional weather tips
Max wind speed: 8.0 km/h
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This route was planned by komoot.
This route is classified as moderate. The Col de Portech itself presents a significant challenge, especially the ascent from Moulis, which is a Category 2 climb (8.7 km, 5% average gradient, up to 15.2% steepest section). From Alos, it's a shorter but steeper Category 3 climb (2.8-3 km, 8-8.2% average gradient, up to 18.5% maximum). Good basic fitness is essential.
While special gearing isn't strictly required, a compact gearing system is highly recommended. Aim for a 34-tooth chainring paired with a 28 or 30-tooth rear sprocket to help maintain a smooth cadence on the steeper sections of the climb.
The region offers stunning natural beauty with diverse landscapes including peaks, valleys, and mountain villages within the Parc Naturel Régional des Pyrénées Ariégeoises. You'll pass by the historic Pont Vieux de Saint-Girons and reach the summit of Col de Portech, offering magnificent views of the Pyrenean foothills.
Saint-Girons, as a regional hub, offers various parking options within the town center. Look for public parking areas near the start of the route, such as those close to the Pont Vieux, to easily access the beginning of your cycling adventure.
Yes, Saint-Girons is generally accessible by public transport, including regional buses that can accommodate bicycles, though it's advisable to check specific schedules and bike policies with local transport operators like liO Occitanie beforehand. This can be a good option for reaching the starting point.
The best time to cycle this route is typically from late spring through early autumn (May to October). During these months, the weather is generally more stable, and the mountain passes are clear of snow, offering ideal conditions for road cycling in the Ariège Pyrenees.
No, you do not need special permits or to pay entrance fees to cycle this route within the Parc Naturel Régional des Pyrénées Ariégeoises. The park encourages outdoor activities, but always remember to respect local regulations, stay on marked roads, and practice Leave No Trace principles.
This route is designed for road cycling on public roads. While dogs are generally allowed in the region, cycling with a dog on a leash alongside a road bike can be challenging and potentially unsafe due to traffic and the demanding nature of the climb. It's not typically recommended for this specific type of cycling activity.
Yes, the route briefly intersects with sections of other official trails. You'll find yourself on parts of the Chemin du Piémont Pyrénéen and the Ancienne Ligne de Chemin de Fer Boussens - Saint-Girons for short stretches, among others.
Saint-Girons is a vibrant town with a good selection of amenities for visitors. You'll find various cafes, restaurants, and accommodation options ranging from hotels to guesthouses, making it an excellent base for cyclists exploring the Ariège Pyrenees.
The roads in the Ariège Pyrenees are generally well-maintained for cycling, though they can be winding and unpredictable. They are often described as quiet, offering a peaceful cycling experience. Expect varied surfaces typical of mountain roads, but generally suitable for a racebike.