4.6
(965)
7,498
riders
301
rides
Mountain biking around Arratzua-Ubarrundia offers diverse terrain, centered around the expansive Ullíbarri-Gamboa reservoir. The region, situated in the Llanada Alavesa, features a network of green routes and cycling paths, generally easy to moderate, that encircle the reservoir. While these paths offer scenic views and gentle gradients, the broader area provides options for more challenging mountain biking, including proximity to the mountainous Aizkorri-Aratz Natural Park. This combination allows for varied experiences, from relaxed lakeside rides to routes with significant elevation gains.
…Last updated: October 10, 2026
4.7
(12)
160
riders
32.2km
02:10
240m
240m
This 20.0-mile (32.2 km) mountain biking route around Ullíbarri-Gamboa reservoir offers scenic views and diverse terrain.
5.0
(3)
63
riders
13.3km
01:53
560m
560m
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.

50
riders
17.2km
02:22
700m
700m
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
13
riders
13.2km
00:43
50m
50m
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.
5.0
(1)
28
riders
14.5km
01:44
540m
540m
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
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Nice walk without too much elevation gain and easy to climb.
1
0
A must-stop along the reservoir route to get water and supplies.
1
0
When they release the water it is spectacular
0
0
Very nice place, the reservoir is nearby and it's perfect to have a drink on the Etxezuri terrace.
0
0
A track in a spectacular setting. It runs along the Landa reservoir to the yacht club. Lots of people on the weekend.
3
0
There are over 290 mountain bike trails around Arratzua-Ubarrundia. These routes offer a diverse range of experiences, from easy lakeside paths to more challenging mountainous terrain.
Mountain biking in Arratzua-Ubarrundia caters to all skill levels. The trails around the Ullíbarri-Gamboa reservoir are generally easy to moderate, with gentle gradients. For more experienced riders, the broader region, including areas closer to the Aizkorri-Aratz Natural Park, offers more challenging routes with significant elevation gains. Out of the nearly 300 routes, 26 are easy, 162 are moderate, and 109 are difficult.
The mountain bike trails in Arratzua-Ubarrundia are highly rated by the komoot community, with an average score of 4.5 stars from over 780 reviews. Riders often praise the scenic views around the Ullíbarri-Gamboa reservoir and the variety of terrain available, from relaxed lakeside rides to more demanding climbs.
Yes, the trails encircling the Ullíbarri-Gamboa reservoir are ideal for beginners and families. These routes are generally easy to moderate, well-signposted, and feature gentle gradients, offering scenic views without steep climbs. An example of a moderate route is the Cruz de Urbina – Landa Lakeside Path loop from ZEPA-ZEC Salburua BBE-KBE, which offers a relaxed ride along the lake.
Absolutely. While the reservoir offers gentler paths, the broader region provides options for more challenging mountain biking. Routes like the Etxe-Zuri Bar – Albertia Memorial Monument loop from Subero feature varied terrain with significant elevation gain, suitable for experienced riders looking for a demanding ride. The proximity to areas like the Aizkorri-Aratz Natural Park also means access to more mountainous terrain.
Yes, many mountain bike routes in Arratzua-Ubarrundia are circular, especially those around the Ullíbarri-Gamboa reservoir. These loops allow you to start and end at the same point, making logistics easier. The total circular route around the reservoir can span up to 45 kilometers, with shorter segments also available. An example is the Ullibarri-Gamboa Reservoir North Route.
The Ullíbarri-Gamboa Reservoir is the central natural feature, offering extensive scenic views. You can also discover highlights such as the Landa Lakeside Path and the Ullíbarri-Gamboa Village and Reservoir. The region is also recognized as a protected wetland under the RAMSAR Convention, underscoring its ecological value.
Yes, the region offers interesting geological features and structures. You can find highlights such as the Pedestrian and cycle bridge and the Azua Footbridge. For those interested in caves, nearby options include Mairulegorreta and Cueva de Otxarreta.
The spring and autumn months generally offer the most pleasant conditions for mountain biking in Arratzua-Ubarrundia, with milder temperatures and beautiful natural scenery. Summer can also be enjoyable, especially around the reservoir where water activities are popular. While winter riding is possible, it's advisable to check local weather and trail conditions, as some paths might be wet or muddy.
Yes, areas around the Ullíbarri-Gamboa reservoir, particularly provincial parks like Garaio and Landa, offer recreational areas that typically include parking facilities. These are convenient starting points for many of the popular routes.
While specific public transport details for reaching every trailhead are not provided, the region of Arratzua-Ubarrundia is situated in Álava, Basque Country, which generally has public transport networks. For detailed information on bus routes or other options to specific starting points, it's recommended to consult local transport authorities or the official tourism website for Álava, such as visitlautada.com.
Yes, provincial parks located on the shores of the Ullíbarri-Gamboa reservoir, such as Garaio and Landa, often provide services like bicycle rental. These recreational areas are also likely to have cafes or other amenities, especially during peak seasons, making them convenient stops during your ride.


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