4.5
(201)
3,650
riders
384
rides
Gravel biking in the Basque Mountains offers diverse terrain, from lush forests and green pastures to challenging mountain climbs and coastal paths. The region is characterized by a mix of Atlantic and Mediterranean influences, contributing to varied landscapes and rich biodiversity. Disused railway lines, known as "vías verdes," provide accessible, unpaved tracks suitable for gravel bikes, alongside routes incorporating sections of the Camino de Santiago. The area features significant elevation changes, with numerous hills and mountains providing panoramic views.
Last updated: May 10, 2026
4.5
(6)
40
riders
54.5km
04:13
1,020m
1,000m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
83.3km
08:05
1,320m
1,320m
Hard gravel ride. Very good fitness required. You may need to push your bike for some segments of this route.

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3
riders
49.6km
04:01
810m
810m
Hard gravel ride. Very good fitness required. You may need to push your bike for some segments of this route.
5.0
(1)
114
riders
91.6km
07:53
1,560m
1,560m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.0
(3)
133
riders
70.0km
04:37
340m
340m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.5
(17)
117
riders
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.7
(3)
73
riders
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.5
(13)
85
riders
36.1km
02:25
170m
170m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.8
(4)
40
riders
77.7km
05:38
910m
910m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
34
riders
55.5km
04:06
760m
760m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Beautiful views. Be careful if you're fishing on the bridge; it's very narrow and you could fall hard.
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A long, non-floating bridge that spans the swamp from side to side. During the day, many fishermen
2
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Good area for walking or cycling
0
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Simple route for all audiences
0
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We loved the town of Estella! Very welcoming ♥
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An accessible and quiet route to reach the highlands of Álava or the Ullibarri-Gamboa reservoir.
1
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The Basque Mountains offer incredibly diverse terrain for gravel biking. You'll encounter everything from lush forests and green pastures to challenging mountain climbs and scenic coastal paths. The region's unique blend of Atlantic and Mediterranean climates contributes to this varied landscape, ensuring a rich and engaging riding experience.
Yes, the Basque Mountains are home to many challenging gravel routes with significant elevation gains. For instance, the Comarca of Las Merindades in gravel route is a difficult 83.3 km path with over 1300 meters of elevation gain. Another demanding option is the Coastal gravel route from Zarautz to Lekeitio, which covers 54.5 km with over 1000 meters of ascent, blending coastal scenery with inland challenges.
While many routes in the Basque Mountains are rated moderate to difficult, there are options suitable for those looking for less strenuous rides. The region features 'vías verdes,' which are traffic-free bike paths converted from disused railway lines, offering accessible, unpaved tracks perfect for gravel bikes. Look for routes with lower elevation gain, such as the Ullibarri-Gamboa Reservoir loop from Vitoria-Gasteiz, a moderate 41.2 km route with only 181 meters of ascent.
The Basque Mountains are rich in natural beauty and historical landmarks. You can explore unique geological formations like the Algorri Flysch, dramatic coastlines, and serene beaches such as La Arena Beach. Inland, you might encounter impressive summits like Jaizkibel Summit or discover hidden natural monuments like the Devil's Eye. The region also features charming traditional villages and historical sites like the Alcázar of the Constables.
Absolutely. The proximity of the Basque Mountains to the Atlantic Ocean allows for unique gravel biking experiences that combine mountain and coastal scenery. The Coastal gravel route from Zarautz to Lekeitio is a prime example, offering stunning ocean views and dramatic cliffs alongside inland paths.
The diverse climate of the Basque Mountains means that spring (April-June) and autumn (September-October) are generally ideal for gravel biking. During these seasons, the weather is typically mild, and the landscapes are particularly vibrant, with lush greenery in spring and rich colors in autumn. Summer can be warm, especially inland, while winter can bring colder temperatures and rain, though some lower-elevation routes may still be rideable.
Yes, the 'vías verdes' (greenways) are excellent for family outings, as they are traffic-free and generally have gentler gradients. These converted railway lines provide safe and enjoyable gravel surfaces suitable for riders of all ages. Look for routes around reservoirs, such as the Ullibarri-Gamboa Reservoir loop from Landa, which offers a moderate 36.1 km ride with minimal elevation change.
Many outdoor trails in the Basque Mountains are generally accessible for dogs, especially if they are kept on a leash. However, specific regulations can vary depending on the natural park or municipality. It's always best to check local signage or park authority websites for the most current rules regarding dogs on trails, particularly in protected areas like Gorbea Natural Park or Urdaibai Biosphere Reserve.
Yes, many gravel routes in the Basque Mountains are designed as circular loops, allowing you to start and end at the same point. This is convenient for riders using personal vehicles. Examples include the Ermita de San Miguel – Camino de Santiago loop from Villatuerta, a challenging 91.6 km ride, or the moderate Garaio Footbridge – Azua Footbridge loop from Vitoria-Gasteiz, covering 70 km.
The komoot community highly rates gravel biking in the Basque Mountains, with an average score of 4.5 stars from over 270 reviews. Riders frequently praise the incredible diversity of landscapes, from lush forests to dramatic coastal views, and the challenging yet rewarding climbs. The well-maintained network of routes, including the accessible 'vías verdes,' also receives positive feedback for offering varied experiences for all skill levels.
There are over 500 gravel bike routes available in the Basque Mountains on komoot. This extensive network offers a wide range of options, from shorter, moderate rides to long, challenging expeditions, ensuring there's a trail for every preference and skill level.
Yes, some gravel routes in the Basque Mountains incorporate sections of historical paths, including the Camino de Santiago del Norte. This allows riders to experience a blend of natural beauty and cultural heritage. An example is the Estella-Lizarra – Camino de Santiago loop from Estella-Lizarra, a difficult 55.5 km route that follows parts of this historic pilgrimage trail.


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