3.0
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23
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7
rides
Mountain biking around San Martín De Oscos, located within the Oscos-Eo UNESCO Biosphere Reserve in Asturias, Spain, offers diverse terrain for cyclists. The region features green valleys, dense forests, and gentle mountains, providing a mix of challenging and leisurely routes. Its varied topography includes winding river paths and elevated sections with panoramic views, making it suitable for different skill levels.
Last updated: May 20, 2026
37.3km
03:44
1,230m
1,220m
Hard mountain bike ride. Very good fitness required. Suitable for all skill levels.
60.7km
06:12
2,020m
2,020m
This difficult 37.7-mile mountain bike loop in Interior Asturias offers 6636 feet of climbing through rugged terrain and traditional village

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Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
5
riders
48.0km
04:45
1,430m
1,430m
Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
5
riders
44.9km
04:43
1,440m
1,440m
Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
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Popular around San Martín De Oscos
Stop here to get a perspective of the route and locate the places and towns.
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It is known for its hydroelectric dam on the Navia River, forming the Salime Reservoir. It is also an important stop on the Primitive Way of St. James, the last stretch of Asturian land before entering Galicia.
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The Museo Etnográfico de Grandas de Salime offers visitors a fascinating glimpse into the traditional way of life in rural Asturias. Located in the picturesque village of Grandas de Salime, this ethnographic museum showcases a diverse collection of artifacts, tools, and exhibits highlighting the cultural heritage of the region. From agricultural implements to household items, the museum provides insight into the customs, traditions, and livelihoods of the local communities throughout history. With its engaging displays and informative presentations, it offers an enriching experience for visitors interested in the cultural heritage of Asturias.
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Unique rural mountain town. The traditional houses are magical as if taken from a fairy tale.
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Incredible forest trail to the magical Seimeira de Murias Waterfall. A nature reserve. Jump in the pool on a hot summer day.
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Ideal place if we need to take a break. We will find benches and tables next to a beautiful viewpoint.
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The village of Pumares, in Santa Eulalia de Oscos, is a small village of stone, black slate and water.
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The mountain bike trails around San Martín De Oscos traverse a diverse landscape. You'll encounter green valleys, dense native forests of oaks, birches, chestnuts, and pines, and gentle mountains. Many routes follow river systems and forest tracks, offering varied surfaces and scenic views throughout the Oscos-Eo UNESCO Biosphere Reserve.
Yes, the region offers options suitable for families. While our guide features moderate to difficult routes, the broader Oscos-Eo network includes gentler paths. For example, the Eo Greenway, which follows an old railway line, is known for being perfect for families looking for a more leisurely ride.
The trails often provide spectacular views of regional valleys and rivers. You can expect to ride through well-preserved natural areas, including native forests and picturesque bridges over brooks. One route, Cascada de Seimeira de Murias desde Pumares, leads directly to a waterfall, offering a beautiful natural highlight.
Yes, the region is rich in cultural and historical interest. You might pass by traditional Asturian architecture, including characteristic *hórreos* (traditional granaries) and manor houses. Some trails, like the Senda Verde San Martín de Oscos, lead past ancient settlements such as the Castro de Deilán and *cortinos*, old stone structures used to protect beehives. Additionally, the broader Oscos-Eo region features ethnographic sites like Os Teixóis with its hydraulic mills.
The region's varied topography and native forests provide ample shade, making it enjoyable during warmer months. However, spring and autumn generally offer the most pleasant temperatures and vibrant scenery, with fewer crowds. Always check local weather conditions before heading out.
Yes, many of the mountain bike routes in the area are circular, allowing you to start and end at the same point. Examples from our guide include Grandas de Salime pasando por el río Vavia – ruta circular and Embalse de Salime, Grandas de Salime, Santa Eulalia de Oscos – ruta circular, both offering extensive loops through the landscape.
Specific parking information varies by trailhead. However, San Martín de Oscos and surrounding villages typically offer public parking areas. It's advisable to check the starting point of your chosen route for the most convenient parking options.
Yes, bike rental services are available in the region for those who do not have their own equipment. This makes it convenient for visitors to explore the trails without needing to transport their bikes.
The mountain bike trails around San Martín De Oscos can feature significant elevation gains, especially on more challenging routes. For instance, the Embalse de Salime, Grandas de Salime, Santa Eulalia de Oscos – ruta circular route involves over 2,000 meters of ascent, providing a demanding ride with rewarding views.
The area is highly rated by the komoot community, with an average score of 3.0 stars. Reviewers often praise the diverse terrain, the stunning natural beauty of the Oscos-Eo Biosphere Reserve, and the challenging yet rewarding routes that showcase the region's green valleys and native forests.
Absolutely. You can explore several attractions in the vicinity. Consider visiting the Grandas de Salime Reservoir or the impressive Salime Dam. For a cultural experience, the Grandas de Salime Ethnographic Museum offers insights into local history and traditions.
Trail durations vary significantly based on length and difficulty. Shorter, moderate routes like Cascada de Seimeira de Murias desde Pumares can be completed in about 1 hour 23 minutes. Longer, more difficult routes, such as Embalse de Salime, Grandas de Salime, Santa Eulalia de Oscos – ruta circular, may take over 6 hours.


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