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Gravel rides
Spain
Basque Country
Gipuzkoa
Donostia/San Sebastián

Oiartzun

The best gravel rides around Oiartzun

4.5

(37)

413

riders

16

rides

Gravel biking around Oiartzun offers diverse landscapes, from the mountainous terrain of the Aiako Harria Natural Park to the scenic Oiartzun River valley. The region features a blend of granite massifs, lush forests, and historic trails, providing varied experiences for different skill levels. Cyclists can explore dedicated greenways, such as the Arditurri Greenway, which follows an old mining train path. Mount Jaizkibel also presents opportunities for coastal routes with varied surfaces suitable for gravel riding.

Best gravel bike trails around…

Last updated: July 17, 2026

4.5

(4)

49

riders

#1.

Bera Bridge – Bidassoa Railway Tunnels loop from Hendaye

32.2km

01:46

320m

320m

Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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Moderate

Hard gravel ride. Very good fitness required. You may need to push your bike for some segments of this route.

Hard
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Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

Hard

Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

Hard

Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

Hard
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Popular around Oiartzun

Between the sea and the mountains — GR 121: Tour of Guipúzcoa

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Between the sea and the mountains — GR 121: Tour of Guipúzcoa

Hiking Collection by

Sofía_Ibáñez

Tips from the Community

William Kramps
July 16, 2026, Riverside Path in Spain

Very beautiful greenway along the Bidasoa

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Numerous tunnels on this greenway

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Very beautiful greenway, nice surface, numerous tunnels

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Very pretty tunnels on the greenway

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In San Sebastian you can get from one district to another, you need the bridges for that 😉

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Monstrous part with opulent columns

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2

Koldo
October 7, 2025, Former Train Station

Next to it is a whitewater kayak training area.

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Route demanded by percentages

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Frequently Asked Questions

How many gravel bike trails are available in Oiartzun?

Oiartzun offers a wide selection of gravel biking routes, with over 25 trails to explore. These routes cater to various skill levels, from easier greenways to more challenging mountain paths.

What kind of terrain can I expect on gravel bike trails in Oiartzun?

The terrain around Oiartzun is incredibly diverse, ranging from the mountainous granite massif of Aiako Harria Natural Park to the lush Oiartzun River Valley. You'll encounter a mix of unpaved tracks, forest paths, and coastal sections, providing varied surfaces suitable for gravel riding. Many routes follow old railway lines, offering relatively flat and accessible options.

Are there any easy gravel bike trails suitable for beginners or families in Oiartzun?

Yes, for those seeking a less strenuous ride, the Bidassoa Railway Tunnels – Lantxurda Tunnel loop from Ventas de Irún is a great option. This route follows an old railway path, featuring tunnels and varied terrain that is generally accessible. The Arditurri Greenway, mentioned in the region's research, also provides a relatively flat and accessible option, ideal for gravel biking with a family.

What are some challenging gravel routes for experienced riders in Oiartzun?

Experienced riders looking for a challenge will find plenty in Oiartzun. The region features 27 difficult routes. One such challenging option is the Lantxurda Tunnel – Endara-San Anton Reservoir loop from Hendaia, which covers over 50 km with significant elevation changes, offering a demanding ride through varied landscapes.

What interesting landmarks or viewpoints can I find along gravel routes in Oiartzun?

Many gravel routes in Oiartzun offer access to fascinating landmarks and stunning viewpoints. You can explore the historic Fort of Nuestra Señora de Guadalupe or enjoy the panoramic View of San Sebastián Bay from Batería de Santiago. The Arditurri Greenway leads directly to the Arditurri Mining Reserve, where you can explore ancient mines, and the Luberri-Geology Interpretation Centre. Mount Jaizkibel also offers breathtaking coastal views.

Are there any circular gravel bike trails in Oiartzun?

Yes, many of the gravel routes in Oiartzun are designed as loops, allowing you to start and finish in the same location. For example, the popular Jaizkibel – View of the Bay of Biscay loop from Beraun is a challenging circular trail that takes you through Mount Jaizkibel, offering spectacular views.

What do other gravel bikers enjoy most about gravel biking in Oiartzun?

The gravel biking experience in Oiartzun is highly rated by the komoot community, with an average score of 4.6 stars from over 70 reviews. Riders often praise the diverse landscapes, from challenging mountain climbs to scenic river valleys and coastal paths, as well as the well-maintained greenways that offer a unique blend of nature and history.

Is it possible to access gravel bike trails in Oiartzun using public transport?

Oiartzun is well-connected, and its proximity to a network of greenways means that some routes can be accessed via public transport links from nearby towns like San Sebastian. While specific public transport options for bikes can vary, the region's focus on cycling infrastructure often includes considerations for accessibility.

Are there any cafes or pubs near the gravel bike trails in Oiartzun?

Yes, Oiartzun and its surrounding villages offer various spots to refuel. Many routes pass through or near charming villages where you can find local cafes and pubs. The Arditurri Greenway, for instance, connects to areas where amenities are available, allowing for convenient stops during your ride.

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

The Basque Country generally enjoys a mild climate. Spring and autumn are often considered ideal for gravel biking in Oiartzun, offering pleasant temperatures and lush scenery. Summer can also be good, though it might be warmer, while winter can bring cooler, wetter conditions, especially in the mountainous areas.

Are there any dog-friendly gravel routes in Oiartzun?

Many of the natural trails and greenways in Oiartzun are suitable for enjoying with your dog, provided they are well-behaved and kept under control, especially in areas with wildlife or other users. Always check local regulations for specific trails regarding dogs, particularly within natural parks like Aiako Harria.

Where can I find parking for gravel biking in Oiartzun?

Parking is generally available in and around Oiartzun, particularly near trailheads and in the town center. For routes like those along the Arditurri Greenway, designated parking areas are often provided to facilitate access for cyclists and visitors.

Most popular routes around Oiartzun

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