4.6
(25)
325
riders
37
rides
Gravel biking around Alonsotegi offers routes through varied terrain, characterized by forested hills, river valleys, and views of the surrounding landscape. The region features a network of trails that often include sections of old railway lines, forest tracks, and rural roads. Elevation changes are common, providing a challenging experience for gravel bikers. The area's proximity to Bilbao also means some routes offer urban and estuary views alongside natural scenery.
Last updated: July 8, 2026
4.8
(14)
91
riders
48.4km
02:54
740m
740m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
20
riders
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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5.0
(1)
22
riders
32.8km
02:55
700m
700m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
18
riders
43.0km
03:27
1,010m
1,010m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.3
(3)
17
riders
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Bridge on the cycle superhighway over the motorway junction, for cyclists and pedestrians
1
0
Already pretty much at the end/beginning of the railway line, here it is even asphalted, before/later not anymore, but always easy to ride.
1
0
Short and easy quiet route
0
0
one of the oldest and most beautiful bike lanes in the Basque Country
0
0
Very interesting stretch of cycle path along the Ria. There is a lot to see along the route to and from Bilbao.
0
0
There is a fantastic network of cycle paths in and around Bilbao. The cycle superhighways are particularly easy to ride on. It's enough to make you jealous.
2
0
Great cycling route to Bilbao or the coast
0
0
There are over 30 gravel bike routes documented around Alonsotegi on komoot. These routes offer a variety of experiences through forested hills, river valleys, and rural roads, with options for moderate to advanced riders.
While most gravel bike routes in Alonsotegi are rated as difficult due to significant elevation changes and varied terrain, there are a couple of moderate options available. These routes still require a reasonable level of fitness but are less technically demanding than the most challenging trails.
The terrain around Alonsotegi is characterized by forested hills, river valleys, and a mix of old railway lines, forest tracks, and rural roads. Expect frequent elevation changes, providing a challenging and rewarding experience. Some routes also offer views of the Bilbao estuary and surrounding urban areas.
Yes, several routes provide excellent viewpoints. For instance, the View of Bilbao and Rest Area – Hirumugarrieta Megalithic Site loop from Basarrate offers panoramic views of Bilbao and includes historical sites. The region's hilly nature means many trails will present scenic vistas.
The routes often pass by significant natural and historical sites. You might encounter highlights such as the Hirumugarrieta Megalithic Site, or enjoy views towards various summits like Ganekogorta Summit. Some trails also lead past serene lakes like Gorostiza Reservoir.
Most of the gravel bike routes around Alonsotegi are designed as loops, allowing you to start and finish at the same point. Examples include the Kortatxikieta Picnic Area – Forest Trail Near Bilbao loop from Ariz and the Gravel trail – Picnic area in Gangoiti Forest loop from Deustu, which are popular for their scenic and varied paths.
Spring and autumn generally offer the most pleasant conditions for gravel biking in Alonsotegi, with milder temperatures and less extreme weather. Summers can be warm, and winters may bring rain, but the trails are accessible year-round. Always check the local weather forecast before heading out.
Many routes pass through or near small towns and villages where you can find cafes or local eateries. Some trails, like the Kortatxikieta Picnic Area – Forest Trail Near Bilbao loop from Ariz, even lead past designated picnic areas, perfect for a break. It's always a good idea to carry sufficient water and snacks, especially on longer rides.
Alonsotegi is well-connected to Bilbao, and public transport options like local trains or buses can get you close to various starting points. Many routes begin from areas accessible by public transport, such as the Riverside Cycle Path to Bilbao – Views of the Bilbao estuary loop from Santimami/San Mamés, which starts near a major transport hub.
Parking is generally available in and around Alonsotegi, particularly in the towns and villages where many routes begin. Specific parking information can often be found on individual route pages on komoot, or by checking local municipal parking options near your chosen starting point.
The gravel biking experience in Alonsotegi is highly rated by the komoot community, with an average score of 4.25 stars. Reviewers often praise the varied terrain, the challenging climbs, and the beautiful views of both natural landscapes and the Bilbao estuary. The network of forest tracks and old railway lines also provides a unique riding experience.


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