4.0
(1)
28
riders
5
rides
Mountain biking around National Park Collados del Asón features routes through a landscape characterized by limestone formations, deep river valleys, and dense woodlands. The region's terrain includes significant elevation changes, making it suitable for experienced mountain bikers. Trails often follow natural contours, offering varied riding experiences within the park's protected environment. The area provides a challenging setting for mountain biking, with routes traversing diverse natural features.
Last updated: July 1, 2026
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
5
riders
74.9km
06:26
2,280m
2,280m
Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary.

Sign up for free
8
riders
32.1km
02:41
980m
980m
Hard mountain bike ride. Very good fitness required. Suitable for all skill levels.
8
riders
49.0km
03:47
1,240m
1,240m
Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary.
4.0
(1)
3
riders
34.9km
03:19
1,100m
1,100m
Hard mountain bike ride. Very good fitness required. Suitable for all skill levels.
Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.
Start today with a free account
Your next adventure awaits.
Login or Signup
Starting point for several routes.
0
0
Beautiful lonely valley end before the short and partly shady climb to Canal Honda
0
0
Nice path through lush meadows. Only animals, no people.
0
0
Meters before reaching the Port or Portillo de la Sía, at 1,200 m. altitude, we find the Mirador, from where we have impressive views of the Soba Valley.
0
1
From here the main routes of the Collados del Asón Natural Park begin. This car park is usually full on weekends and you can also park on the other side of the road
1
0
Mythical place on the routes of the Collados del Asón Natural Park
2
0
Square that is in the old center of the center of Bárcenas and where, in the main square, is the Church of Santa María Magdalena.
2
0
The mountain bike trails in National Park Collados del Asón are generally challenging, characterized by significant elevation changes and varied terrain. All five routes listed in this guide are rated as difficult, making the area best suited for experienced mountain bikers.
Given the rugged terrain and significant elevation changes, the mountain bike trails in National Park Collados del Asón are primarily designed for experienced riders. The routes featured in this guide are all rated as difficult, and there are no specific beginner or family-friendly trails highlighted.
For those seeking a longer ride, the Picnic Area by the Asón River – La Sía Pass loop from Arredondo is a substantial option, covering 31.7 miles (51 km) with significant climbs and descents. Another challenging route is the Alto de Los Machucos loop from La Pedrosa, which spans 35.8 km.
Yes, many of the mountain bike routes in National Park Collados del Asón are circular, offering varied scenery without retracing your path. Examples include the popular Nacimiento del río Asón y Alto de la Posadía – circular por el Parque Natural de los Collados del Asón and the Mirador del Rey – Mirador de Las Calzas loop from La Pedrosa.
The best season for mountain biking in National Park Collados del Asón is typically from spring through autumn (April to October). During these months, the weather is generally more stable, and trails are less likely to be affected by snow or heavy rainfall, which can occur in winter.
The Collados del Asón region experiences a humid oceanic climate, meaning you can expect moderate temperatures and relatively high rainfall throughout the year. Summers are mild, while winters can be cold with snow at higher elevations. Always check the local forecast before heading out, as conditions can change rapidly in mountainous areas.
Winter mountain biking in National Park Collados del Asón can be challenging due to colder temperatures, potential snow cover at higher altitudes, and increased rainfall. While some lower elevation trails might be accessible, it's generally recommended for experienced riders with appropriate gear and a thorough understanding of winter mountain conditions. Always check local weather and trail status before planning a winter ride.
The mountain bike trails in National Park Collados del Asón are highly rated by the komoot community, with an average score of 4.0 stars. Riders often praise the challenging nature of the routes, the stunning limestone landscapes, and the immersive experience within the park's dense woodlands and river valleys.
Yes, the region is known for its dramatic landscapes. The Mirador del Rey – Mirador de Las Calzas loop from La Pedrosa specifically highlights mountainous viewpoints. Additionally, routes like the Nacimiento del río Asón y Alto de la Posadía offer scenic views of the Asón River's source and ascents to elevated points.
Specific parking information for each trailhead is best found on the individual route pages on komoot. Generally, you can expect to find parking facilities in or near the villages that serve as starting points for these routes, such as Arredondo or La Pedrosa. Always check local signage for any restrictions or fees.
Accessing mountain bike trails in National Park Collados del Asón primarily relies on personal vehicles due to the rural nature of the area. While some villages might have limited bus services, direct public transport links to specific trailheads are generally scarce. Planning your trip with a car is usually the most convenient option.


Browse the best MTB trails in other regions.