4.5
(86)
1,598
riders
155
rides
Mountain biking around Ataun offers diverse terrain within the Goierri region of Gipuzkoa, Basque Country. The area is characterized by a mountainous orography, with altitudes ranging from 180 to almost 1,000 meters, encompassing high-mountain areas and rural landscapes. Riders can explore extensive beech forests, open grasslands, canyons, and river valleys, particularly within the Aralar Natural Park. Unique geological features like the Ataun Dome, with its limestone outcrops and peaks, provide challenging and varied riding conditions.
Last updated: May 6, 2026
3.0
(2)
18
riders
58.6km
06:07
1,700m
1,700m
Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
4.8
(4)
16
riders
35.2km
03:04
940m
940m
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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5.0
(1)
17
riders
39.6km
02:35
530m
530m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
12
riders
22.2km
02:11
670m
670m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
4.0
(1)
15
riders
56.9km
03:25
560m
560m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
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Popular around Ataun
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Gravel biking around Ataun
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.
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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.
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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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Demolished building. Future construction of a new one. It has ample parking.
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Spring that emerges inside a small mine
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In some sections the roads are very closed by the undergrowth
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Ataun offers a wide range of mountain biking trails, catering to various skill levels. While the area is known for its mountainous terrain and challenging features, with 81 routes rated as difficult and 70 as moderate, there are also 7 easier routes available. The unique geological features like the Ataun Dome and the varied landscapes within Aralar Natural Park provide diverse riding conditions for everyone.
Yes, Ataun does offer some easier mountain bike trails suitable for beginners or those looking for a less strenuous ride. There are 7 routes specifically categorized as easy. These trails typically navigate through rural landscapes and less demanding sections of the region, allowing riders to enjoy the scenery without significant technical challenges.
Mountain biking in Ataun offers stunning natural diversity. You'll ride through extensive beech forests, open grasslands, and river valleys, especially within the Aralar Natural Park. Unique geological features like the Ataun Dome, with its limestone outcrops and peaks such as Jentilbaratza, are prominent. You might also encounter canyons carved by streams, and the area is rich in caves. For example, the View of the Atagoiti Valley – Mirandaola Forge and Park loop from Ataun offers scenic views and passes by the historic Mirandaola Forge. Other notable landmarks in the wider area include the San Adrián Tunnel and the Lizarrusti Pass, a key entry point to Aralar Natural Park.
While many trails in Ataun are rated moderate to difficult due to the mountainous terrain, families can find suitable options among the 7 easy routes available. The Lizarrusti Interpretation Centre, a key entry point to Aralar Natural Park, also features an adventure park, indicating a general focus on outdoor recreation that can cater to families. When choosing a route, look for those explicitly marked as easy to ensure a pleasant experience for all family members.
Ataun's natural environment, particularly within the Aralar Natural Park, is generally welcoming to dogs, especially on hiking and walking trails. For mountain biking, it's advisable to check specific trail regulations or local signage, as some protected areas might have restrictions. However, many of the extensive cycling routes through forests and open grasslands are often suitable for well-behaved, leashed dogs, allowing them to enjoy the ride alongside you.
The mountain bike trails around Ataun vary significantly in length and duration. You can find shorter rides, but many routes are designed for longer excursions. For instance, the Lareo Reservoir – Lasarteko Lepoa Pass loop from Elbarren is a moderate 22.2 km trail that typically takes around 2 hours 10 minutes. More challenging routes, like the View of the Atagoiti Valley – Mirandaola Forge and Park loop from Ataun, can be up to 56.9 km and take over 3 hours 20 minutes to complete, offering significant elevation changes.
Yes, many of the mountain bike trails in Ataun are designed as circular routes, allowing you to start and finish at the same point. This is convenient for riders who drive to the trailheads. Examples include the Lareo Reservoir – Lasarteko Lepoa Pass loop from Elbarren and the View of the Atagoiti Valley – Mirandaola Forge and Park loop from Ataun, which both offer engaging loops through the region's diverse landscapes.
The best time for mountain biking in Ataun is generally during the spring, summer, and early autumn months. During these periods, the weather is typically more stable, and the trails are drier, making for more enjoyable and safer riding conditions. The extensive beech forests and open grasslands are particularly beautiful in spring with new growth or in autumn with changing foliage. Winter can bring colder temperatures and potentially wet or snowy conditions, especially at higher altitudes within the Aralar Natural Park, which might make some trails more challenging or inaccessible.
Ataun is characterized by a mountainous orography, meaning you can expect significant elevation changes on its mountain bike trails. Altitudes range from 180 to almost 1,000 meters. For example, the Lareo Reservoir – Lasarteko Lepoa Pass loop from Elbarren involves over 665 meters of ascent, while the View of the Atagoiti Valley – Mirandaola Forge and Park loop from Ataun has over 564 meters of climbing. These elevation gains contribute to the challenging and rewarding nature of the rides, often providing panoramic views of the region.
Ataun, as a village nestled in the Goierri region, offers some local amenities. While specific cafes or pubs directly on every trail might be limited, the village itself and nearby towns provide options for food and accommodation. The Lizarrusti Interpretation Centre, a key entry point to Aralar Natural Park, is also a hub for visitors and may offer facilities. For accommodation, you can find options ranging from guesthouses to rural hotels in the vicinity.
Ataun boasts a rich network of mountain bike trails, with over 150 recorded routes available for exploration. This extensive selection ensures a wide variety of options for different fitness levels and preferences, from challenging climbs to scenic rides through diverse landscapes.


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