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Spain
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Gipuzkoa

Alto Deba

The best gravel rides around Alto Deba

4.9

(29)

460

riders

43

rides

Gravel biking around Alto Deba offers diverse terrain across the geographical center of the Basque Country. The region is characterized by green mountains and valleys, providing varied landscapes for exploration. Routes often traverse natural features such as the Urkulu Dam and sections of Vías Verdes, which are traffic-free paths ideal for gravel cycling. The area presents a mix of challenging climbs and scenic trails through its verdant interior.

Best gravel bike trails around Alto Deba

  • The most popular gravel bike…

Last updated: October 24, 2026

4.5

(19)

105

riders

#1.

Ullibarri-Gamboa Reservoir – Ullíbarri-Gamboa Reservoir loop from Landa

36.1km

02:25

170m

170m

Moderate gravel ride. Good fitness required. Mostly paved surfaces.

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Moderate

Moderate gravel ride. Good fitness required. Mostly paved surfaces.

Moderate
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Hard gravel ride. Very good fitness required. Mostly paved surfaces.

Hard

Moderate gravel ride. Good fitness required. Mostly paved surfaces.

Moderate

Hard gravel ride. Very good fitness required. Mostly paved surfaces.

Hard

Hard gravel ride. Very good fitness required. Mostly paved surfaces.

Hard

Hard gravel ride. Very good fitness required. Mostly paved surfaces.

Hard

Hard gravel ride. Very good fitness required. Mostly paved surfaces.

Hard

Hard gravel ride. Very good fitness required. Mostly paved surfaces.

Hard

5

riders

Moderate gravel ride. Good fitness required. Mostly paved surfaces.

Moderate
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Hiking Collection by

Peaknik

Tips from the Community

David
September 27, 2026, Ullibarri-Gamboa Dam

Reservoir dam, worth seeing

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0

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David
September 27, 2026, Azua Footbridge

Nice experience and feeling when crossing the high footbridge over the water

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0

David
September 27, 2026, Azua Footbridge

Footbridge crossing the reservoir, suitable for bikes

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0

Area for a little break

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Mendaro
January 29, 2026, Aixola Fountain

A pleasant stroll through greenery

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0

Beautiful views. Be careful if you're fishing on the bridge; it's very narrow and you could fall hard.

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A long, non-floating bridge that spans the swamp from side to side. During the day, many fishermen

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2

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The knights are gone, the coat of arms remains

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1

0

Frequently Asked Questions

How many gravel bike trails are available in Alto Deba?

Alto Deba offers a wide selection of gravel bike trails, with over 40 routes available. These range from moderate loops suitable for a relaxed ride to more challenging paths with significant elevation gain for experienced riders.

What do other gravel bikers say about the trails in Alto Deba?

The gravel biking routes in Alto Deba are highly regarded by the komoot community, holding an average rating of 4.6 out of 5 stars from over 25 reviews. Riders often praise the diverse landscapes, from green mountains and valleys to scenic reservoir loops, and the well-maintained Vías Verdes.

Are there family-friendly gravel bike routes in Alto Deba?

Yes, Alto Deba has several routes suitable for families or those seeking an easier ride. The region features Vías Verdes (Greenways), which are traffic-free paths ideal for a pleasant cycling experience. Routes around the Urkulu Dam or the Ullibarri-Gamboa Reservoir, like the Ullibarri-Gamboa Reservoir loop from Landa, offer moderate terrain and beautiful scenery.

What kind of terrain can I expect on Alto Deba's gravel trails?

Alto Deba's gravel trails offer a diverse mix of terrain. You'll encounter lush green mountains and valleys, sections of dedicated Vías Verdes, and paths around reservoirs. While some routes are mostly paved, others feature unpaved segments that can be challenging, sometimes requiring you to push your bike. Expect varied surfaces, from smooth gravel to more rugged paths.

Are there challenging gravel routes for experienced riders in Alto Deba?

Absolutely. For experienced gravel bikers seeking a challenge, Alto Deba provides numerous difficult routes with significant elevation gain. For example, the Aixola Reservoir loop from Amaña is a demanding 16.1-mile path with substantial climbs. Another option is the Mirandaola Forge and Park – Udana Pass Ascent loop from Legazpi, which leads through green valleys and towards the Udana Pass.

What natural landmarks can I see while gravel biking in Alto Deba?

Alto Deba is rich in natural beauty. You can cycle past the serene Urkulu Dam, explore routes that offer views of the Aizkorri Natural Park, or even visit the unique Eye of Aitzulo cave. The region's green mountains and valleys provide a constant scenic backdrop.

Are there any scenic viewpoints along the gravel routes in Alto Deba?

Many routes in Alto Deba offer breathtaking scenic viewpoints. You can find panoramic vistas over the Deba valley from sites like the Atxorrotx Castle Ruins. The Besaide Monument is also known for its fabulous environment and views, making it a popular spot for cyclists.

Can I visit any cultural or historical sites on a gravel bike tour in Alto Deba?

Yes, Alto Deba combines natural beauty with cultural heritage. Cyclists can visit the impressive Sanctuary of Arantzazu, nestled among mountains, or the Altar of the Virgin of Dorleta, recognized as the patron saint of cyclists. The Mirandaola Forge and Park is another historical site accessible by bike.

Are there any circular gravel bike routes in Alto Deba?

Many of Alto Deba's gravel routes are designed as loops, allowing you to start and end at the same point. Examples include the Garaio Footbridge – Azua Footbridge loop from Landa and the Aitzorrotz Hermitage – Urkulu Dam loop from Izurieta, which offer convenient circular journeys through varied landscapes.

What is the best time of year for gravel biking in Alto Deba?

Alto Deba's climate allows for gravel biking throughout much of the year. Spring and autumn generally offer pleasant temperatures and vibrant scenery, making them ideal. Summers are also popular, though some routes might be warmer. Winters can be ridden, but conditions may vary, especially in higher elevations.

Is public transport available to access gravel biking trails in Alto Deba?

While specific public transport links directly to trailheads can vary, the Alto Deba region has public transport options that can get you to towns and villages from which many routes begin. It's advisable to check local bus schedules for connections to starting points like Landa or Legazpi, which are common access points for several gravel tours.

Are there any specific permits required for gravel biking in Alto Deba?

Generally, no specific permits are required for gravel biking on public trails and Vías Verdes in Alto Deba. However, if you plan to venture into protected natural areas or private land, it's always best to check local regulations or signage for any restrictions or permit requirements.

Most popular routes around Alto Deba

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Didn’t find what you were looking for?

Check out more Gravel rides throughout Alto Deba below and find the perfect route in your destination.

OñatiElgetaAntzuolaEskoriatzaAizkorri-Aratz parke naturala/Parque Natural de Aizkorri-AratzAizkorri-AratzArrasate / MondragónBergaraAretxabaletaLeintz Gatzaga

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