4.0
(8)
74
riders
6
rides
Gravel biking around Aizarnazabal offers a diverse landscape blending coastal proximity with inland hills and varied natural features. The region, situated in Gipuzkoa in the Basque Country, provides a mix of terrain suitable for gravel bikes, from rolling sections to significant climbs. Riders can expect routes that traverse both paved and unpaved segments, including repurposed old railway lines like the Urola Greenway. This geographical variety allows for exploration of coastal views, rural settings, and natural park environments.
Last updated: August 9, 2026
4.5
(6)
45
riders
54.5km
04:13
1,020m
1,000m
This difficult 33.8-mile (54.5 km) gravel route from Zarautz to Lekeitio offers challenging climbs and stunning Basque Coast views.
3.5
(2)
10
riders
40.1km
03:19
1,180m
1,180m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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3
riders
32.0km
02:51
1,090m
1,090m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
11
riders
47.0km
03:19
1,060m
1,070m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
3
riders
14.4km
01:17
520m
520m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Very beautiful greenway, very pleasant
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Very beautiful greenway, very pleasant
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great little path that goes through an old railway line
1
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Beautiful climb with great views of the sea
0
0
The road is easy to drive and you can enjoy the view
0
0
Azpeitia is very far from Navarra.
0
0
Aizarnazabal offers a diverse landscape for gravel biking, blending coastal proximity with inland hills. You'll encounter a mix of paved and unpaved sections, including dedicated greenways like the Urola Greenway, which provides smoother, traffic-free gravel travel. The terrain varies from gently rolling sections to significant climbs, ensuring a varied experience.
While the specific routes highlighted in this guide are rated as difficult, the broader region of Gipuzkoa, where Aizarnazabal is located, is known for its diverse cycling infrastructure. Greenways like the Urola Greenway are generally traffic-free and offer smoother gravel, which can be more suitable for families or those seeking less strenuous rides. It's advisable to check individual route details for elevation and surface type to ensure they match your family's capabilities.
The Aizarnazabal area is rich in natural beauty. Along or near the routes, you can discover stunning geological formations like the Algorri Flysch and the Zumaia Flysch Cliffs. You might also pass by the historic San Telmo Hermitage or enjoy panoramic views from Mount San Antón. The View over Zarautz and the coast – View of Zarautz Bay loop from Aia-Orio specifically offers panoramic views of Zarautz Bay.
Many natural trails and greenways in the Basque Country are dog-friendly, provided your dog is well-behaved and kept on a leash where necessary. While specific regulations for each trail can vary, the rural character of Aizarnazabal generally lends itself to outdoor activities with pets. Always ensure you carry water for your dog and clean up after them.
Yes, several routes in the area are designed as loops. For instance, the View over Zarautz and the coast – View of Zarautz Bay loop from Aia-Orio is a challenging circular path offering panoramic coastal views. Another option is the Landscape – Ascent to Endoia loop from Zumaia, which takes you through inland landscapes with a notable ascent.
The Basque Country generally offers good cycling conditions for much of the year. Spring and autumn typically provide pleasant temperatures and lush scenery, making them ideal. Summer can be warm, especially inland, while winter might bring cooler, wetter conditions, though coastal areas often remain milder. Always check the local weather forecast before heading out.
The gravel biking experience around Aizarnazabal is highly rated by the komoot community, with an average score of 4.8 stars from over 7 reviews. Riders frequently praise the diverse terrain, from challenging coastal paths to inland ascents, and the stunning views, particularly those overlooking the coast and Zarautz Bay.
Absolutely. The routes featured in this guide are all rated as difficult, offering significant challenges for experienced gravel bikers. For example, the Coastal gravel route from Zarautz to Lekeitio is a demanding 54.5 km trail with over 1000 meters of elevation gain, featuring extensive coastal views and varied terrain that will test your skills.
Aizarnazabal and its surrounding towns, being popular for outdoor activities, generally have public parking available. For specific trailheads, it's often best to check local maps or the starting points of individual routes on komoot for designated parking areas. Coastal towns like Zarautz and Zumaia, which are common starting points for routes in the area, usually offer parking facilities.
Given the region's charming fishing villages and rural towns, you'll likely find opportunities for refreshments. Routes that pass through or near towns like Zarautz, Zumaia, or Lekeitio will offer cafes, bars, and restaurants where you can refuel. It's always a good idea to carry sufficient water and snacks, especially on longer or more remote sections, as services may not be continuously available.
The gravel routes around Aizarnazabal feature significant elevation changes, reflecting the region's blend of coastal and inland hilly terrain. You can expect challenging ascents and descents. For instance, the Coastal gravel route from Zarautz to Lekeitio includes over 1000 meters of climbing, while the View over Zarautz and the coast – View of Zarautz Bay loop from Aia-Orio has over 900 meters of ascent.
Yes, the region is rich in culture and history. Beyond natural monuments, you might encounter the Old Railway Tunnel, a remnant of the area's industrial past, or explore the charming Orio Old Town and Harbor. These offer glimpses into the local heritage and provide interesting stops during your ride.


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