4.2
(17)
294
riders
17
rides
Mountain biking around Lareoko urtegia features a diverse landscape characterized by valleys, forested hills, and the lake itself. The region offers a mix of terrain, from gentle paths along the water to more challenging ascents towards summits like Atxurbide. Riders can expect to encounter ancient oak trees and scenic views of the Atagoiti Valley.
Last updated: July 3, 2026
4.0
(1)
15
riders
56.9km
03:25
560m
560m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
7
riders
14.4km
01:09
290m
290m
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.

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4
riders
40.7km
03:31
970m
970m
Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
3.0
(1)
36
riders
46.1km
03:45
710m
710m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
14
riders
80.8km
05:24
1,200m
1,200m
Hard mountain bike ride. Very good fitness required. Suitable for all skill levels.
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The Ormaiztegi Viaduct (inaugurated on August 15, 1864) is the town's most emblematic symbol. Designed by engineer Alexander Lavalley, a predecessor of Gustave Eiffel, it stands in a beautiful landscape overlooking the Eztanda River. It is the most important structure on the Madrid-Paris railway line, spanning 289 meters in length and 34 meters in height. Its 18,000 tons are supported by four pillars. The double track was installed in 1912 and electrified in 1928. It is currently disused and forms part of the Basque Country's cultural heritage.
0
0
Amazing highlands, small villages and farms, loads of routes to discover up and down the hills! Perfect roads!
3
1
The Mirandaola park is a haven of the history of Basque iron. It is home to the old traditional forge where you can see how iron was worked in the 19th century. In addition, there are various buildings and structures where iron is the protagonist.
2
0
Next to the Mirandaola park is the old forge of the same name, which has currently been converted into an ethnographic museum. You can book your visit through this link: https://lenbur.com/es/museos/ferreria-de-mirandaola/.
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The itinerary of the route of the ancient oaks is a forest path that enters a forest of oaks of enormous size with surprising shapes and many of them with an age of hundreds and thousands of years. Along the short but picturesque route there are identification signs of tree species and shrubs.
3
0
descents in very good condition to avoid problems
0
0
In some sections the roads are very closed by the undergrowth
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There are 14 mountain bike trails available around Lareoko urtegia, offering a diverse range of experiences for different skill levels.
Yes, Lareoko urtegia offers 3 easy mountain bike trails, perfect for beginners or those looking for a relaxed ride. An example is the Amondarain Bridge – Lazkaomendi loop from Agauntza, which is 9.0 miles (14.4 km) long and takes about 1 hour 9 minutes.
For experienced riders seeking a challenge, there are 5 difficult mountain bike routes. One notable option is the Atxurbide Summit (787 m) – Segura Village Center loop from Ataun, a 25.3 miles (40.7 km) trail with significant elevation gain, typically completed in about 3 hours 31 minutes. Another challenging route is the Otzaurte Fountain – Lizarrusti Pass loop from Etxarri Aranatz, spanning 80.8 miles (130.0 km).
The trails offer scenic views of the Atagoiti Valley and feature natural landmarks like the Lareo Reservoir itself. You can also encounter ancient oak trees and explore areas within the Aralar Natural Park.
Yes, you can find historical sites such as the Labeo Dolmen. Some routes, like the View of the Atagoiti Valley – Mirandaola Forge and Park loop from Ataun, pass by cultural points of interest like the Mirandaola Forge and Park.
The area is highly rated by the komoot community, with an average score of 4.2 stars from over 10 reviews. Riders often praise the diverse terrain, ranging from gentle paths along the lake to challenging ascents, and the scenic views of the valleys and forested slopes.
Yes, many of the mountain bike trails in Lareoko urtegia are loop routes. For example, the Ancient Oak Trees – Camping Etxarri loop from Etxarri Aranatz offers a circular ride through forested areas.
Trail durations vary significantly based on difficulty and distance. Easy routes like the Amondarain Bridge – Lazkaomendi loop from Agauntza can take around 1 hour 9 minutes, while longer, more challenging routes such as the View of the Atagoiti Valley – Mirandaola Forge and Park loop from Ataun can take over 3 hours 24 minutes.
You can expect a mix of terrain, from gentle paths along the Lareoko urtegia lake to more challenging ascents towards summits. The region features forested hills, valleys, and rural landscapes, offering varied surfaces for mountain biking.
Yes, Lareoko urtegia is a popular spot for mountain biking, with over 200 mountain bikers having used komoot to explore its trails. The routes are well-regarded by the community, indicating a positive experience for visitors.


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