4.5
(223)
3,201
riders
174
rides
Mountain biking around Eskoriatza offers access to the rugged topography of the Aizkorri-Aratz Natural Park, characterized by high summits and diverse landscapes. The region features demanding ascents and descents across mountain meadows, heathland, and native forests. Karst formations, including ridges and dolines, contribute to the varied terrain, providing a challenging environment for cyclists. Deep valleys and rivers carve through the mountainous terrain, adding to the varied landscape.
Last updated: October 21, 2026
4.9
(8)
40
riders
33.3km
02:34
750m
750m
Moderate mountain bike ride. Good fitness required.
5.0
(1)
20
riders
29.9km
03:10
1,070m
1,070m
Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary.

27
riders
51.6km
06:31
2,060m
2,060m
Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
23
riders
25.4km
02:07
530m
530m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
5.0
(6)
23
riders
62.3km
05:03
1,470m
1,470m
Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary.
Get access to more routes and recommendations from other explorers.
Already have an account?
Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.
Start today with a free account
Your next adventure awaits.
The views of the reservoir are beautiful and the descent is wide enough to launch yourself with a couple of jumps, one of which I remember I almost flew out of 🦅
0
0
Nice views..the climb on MTB from Larrea is hard
0
0
Reservoir located in the municipality of Aretxabaleta, in the course of the Deba river. A 6.5km greenway has been created that surrounds the reservoir and makes it a great walk for families.
2
0
Dominating the Léniz valley, the hermitage of Aitzorrotz is one of the places that you will most like to enjoy a sunrise. From the neighborhood of Bolibar in Eskoriatza, and along a rural road, you can easily reach the hermitage.
1
0
A little over 1,000 scraped meters, a small intermediate peak between Urdin Gain and Pagobedeinkatua.
1
0
Summit with views of the Deba valley and sheltered picnic area where you can regain strength and repair puncture in the shade.
0
0
There are nearly 180 mountain bike trails around Eskoriatza, offering a wide range of options for different skill levels. These routes cover a significant distance, with many multi-use trails shared with hikers.
The mountain bike trails in Eskoriatza are predominantly moderate to difficult, reflecting the rugged topography of the Aizkorri-Aratz Natural Park. Out of nearly 180 routes, 95 are classified as moderate and 73 as difficult, featuring demanding ascents and thrilling descents. There are also 9 easy routes available for those seeking a less challenging ride.
Yes, many routes around Eskoriatza are circular. For example, the Otalora Manor House – Jaturabe River loop from Aretxabaleta is a challenging 43.5 km loop, and the Aitzorrotz Hermitage – Makatzgain loop from Aretxabaleta offers panoramic views over 30 km.
You can expect diverse and challenging terrain. The region features demanding ascents and descents across mountain meadows, heathland, and native forests. Karst formations, including ridges and dolines, contribute to the varied landscape, with deep valleys and rivers carving through the mountainous areas. Some routes may include unpaved and technical segments.
The trails offer stunning panoramic views, especially from mountain peaks and passes like Udana Pass. You'll encounter unique karst formations, including ridges, dolines, and caverns. Notable natural attractions include the Aitzorrotz Cave and the Eye of Aitzulo. The region is also rich with native forests, such as beech and sessile oak groves.
Yes, you can explore several points of interest. The Aitzorrotz Hermitage – Makatzgain loop from Aretxabaleta passes by the Aitzorrotz Hermitage, which is located on a summit offering great views. Another route, the Atxorrotx Castle Ruins – Makatzgain Summit loop from Eskoriatza, takes you past historical ruins.
The mountain bike routes in Eskoriatza are highly rated by the komoot community, with an average score of 4.4 stars from over 200 reviews. More than 3000 mountain bikers have used komoot to explore the varied terrain, often praising the challenging climbs, thrilling descents, and the magnificent views of the Aizkorri-Aratz Natural Park.
For experienced riders seeking a challenge, the Pol-Pol Fountain – Besaide Monument loop from Aretxabaleta is a demanding 49.8 km route with over 1200 meters of elevation gain. Another option is the Otalora Manor House – Jaturabe River loop from Aretxabaleta, which is 43.5 km long and features significant ascents and descents.
Eskoriatza's location within the Aizkorri-Aratz Natural Park means the region offers diverse conditions. While specific seasonal advice isn't provided, the varied terrain and forests suggest that spring and autumn would offer pleasant temperatures and vibrant scenery. Summer can be warm, and winter might bring challenging conditions at higher elevations.
Yes, the region features numerous mountain passes that provide stunning panoramic views and challenging terrain. You can find routes that traverse passes such as Lezeaga Pass, Collado de Biozkorna, and Krutzeta Pass. These elevated areas are characterized by mountain meadows and heathland.
Absolutely. Many routes in Eskoriatza lead through a mix of landscapes. For example, the Mondrabike loop from Aretxabaleta is a 27.5 km trail that takes you through diverse landscapes and forest paths, providing a varied riding experience.


Browse the best MTB trails in other regions.