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Gravel rides
Spain
Basque Country
Biscay

Zierbena

The best gravel rides around Zierbena

4.7

(33)

376

riders

26

rides

Gravel biking around Zierbena offers a diverse landscape characterized by coastal paths, rolling hills, and forested areas. The region features a mix of natural terrain and historical infrastructure, including tunnels and greenways, providing varied surfaces for gravel cyclists. Elevation changes are common, with routes often including significant climbs and descents. The proximity to the coast also introduces views of the Bay of Biscay and its cliffs.

Best gravel bike trails around Zierbena

  • The most popular gravel bike trail is El Sobaco Tunnel – A & C Tunnel Entrance loop from Putxeta, a 30.5 miles (49.2 km) difficult trail that takes about 5 hours 6 minutes to complete. This route features significant elevation gain through varied terrain.
  • Another top favourite among local gravel bikers is Azkorri Beach View – View of La Galea Cliffs loop from Leioa, a moderate 22.1 miles (35.6 km) path. This route offers coastal views and passes by notable cliff formations.
  • Local gravel bikers also love the Geltoki Restaurant – Lago de Galdames loop from Barbadungo itsasadarra KBE, an 18.4 miles (29.7 km) trail leading through a mix of natural landscapes and past a lake, often completed in about 2 hours 40 minutes.
  • Gravel biking around Zierbena is defined by coastal views, forested sections, and challenging climbs. The network offers options for both moderate and difficult ability levels.
  • The routes in Zierbena are highly rated by the komoot community with an average score of 4.7 stars from over 14 reviews. More than 240 gravel bikers have used komoot to explore Zierbena's varied terrain.

Last updated: July 17, 2026

4.3

(3)

56

riders

#1.

A & C Tunnel Entrance – El Sobaco Tunnel loop from Puerto (CLH)

72.6km

04:32

1,150m

1,150m

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

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Hard

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

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

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

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

Hard

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

Moderate
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Popular around Zierbena

Cycling around Zierbena

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Tips from the Community

ChTh
October 18, 2025, Scenic Riverside Path

Nice to drive and there are also some drinking water points

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Bridge on the cycle superhighway over the motorway junction, for cyclists and pedestrians

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1

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ChTh
October 4, 2025, El Sobaco Tunnel

Already pretty much at the end/beginning of the railway line, here it is even asphalted, before/later not anymore, but always easy to ride.

Translated by Google

1

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Short and easy quiet route

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Nice bike gravel path!

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no kidding. 32 miles of this round trip of 40 miles was on gorgeous bike trails

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simple and family route.

Translated by Google

0

1

one of the oldest and most beautiful bike lanes in the Basque Country

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0

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Frequently Asked Questions

How many gravel bike trails are available around Zierbena?

Zierbena offers over 30 distinct gravel bike trails, providing a variety of options for different skill levels and preferences. You'll find a mix of moderate and difficult routes to explore the region's diverse landscape.

Are there easy gravel bike trails suitable for beginners in Zierbena?

While many routes in Zierbena feature significant elevation changes, there are several moderate trails that can be suitable for beginners or those looking for a less strenuous ride. For example, the Geltoki Restaurant – Lago de Galdames loop from Barbadungo itsasadarra KBE is a moderate option that leads through natural landscapes and past a lake.

What are the options for advanced gravel bikers looking for a challenge?

Zierbena is well-suited for advanced gravel bikers, with 26 routes classified as difficult. These trails often feature significant elevation gains and varied terrain. A challenging option is the El Sobaco Tunnel – Lago de Galdames loop from Muskiz, which covers over 67 km with substantial climbing.

Can I find circular gravel bike routes in the area?

Yes, many of the gravel bike trails around Zierbena are designed as loops, allowing you to start and finish at the same point. Examples include the El Sobaco Tunnel – A & C Tunnel Entrance loop from Putxeta, a challenging 49 km ride, or the coastal Azkorri Beach View – View of La Galea Cliffs loop from Leioa.

What kind of scenery can I expect on gravel bike trails near Zierbena?

Gravel biking in Zierbena offers a rich variety of scenery. You'll encounter coastal paths with views of the Bay of Biscay and its cliffs, rolling hills, and dense forested areas. Many routes also feature historical infrastructure like tunnels and greenways, blending natural beauty with cultural elements.

Are there any historical landmarks or interesting sights along the routes?

Yes, the region around Zierbena is rich in historical and natural points of interest. You might pass by the Greenway of the Montes del Hierro, explore the Punta Lucero Battery, or discover the Old Coastal Artillery Battery. Some routes also offer views of the Zierbena Marina.

What do other gravel bikers say about the trails in Zierbena?

The gravel biking routes in Zierbena are highly rated by the komoot community, with an average score of 4.7 stars from over 14 reviews. Riders often praise the diverse terrain, challenging climbs, and the stunning coastal views, particularly those overlooking the Bay of Biscay.

What is the typical length and duration of gravel bike routes in Zierbena?

Route lengths vary significantly, from moderate rides around 30 km to more extensive tours exceeding 130 km. Durations can range from under 3 hours for shorter loops to over 11 hours for the longest and most challenging routes, such as the Piquillo Greenway – Guggenheim Museum Bilbao loop from Kobaron.

Is Zierbena suitable for winter gravel biking?

Zierbena's coastal proximity means milder winters compared to inland areas, making gravel biking generally possible year-round. However, coastal weather can be unpredictable, so it's always advisable to check local forecasts for rain and wind conditions before heading out. The varied terrain, including forested sections, can offer some shelter.

Are there gravel bike trails with parking available?

Many starting points for gravel bike trails in and around Zierbena offer convenient parking options. For instance, routes originating from towns like Putxeta, Muskiz, or Leioa typically have accessible parking nearby, making it easy to unload your bike and start your adventure.

Are there any hidden gems or less-known trails for gravel biking?

While popular routes like the El Sobaco Tunnel loop are well-loved, the extensive network of trails means there are always less-traveled paths to discover. Exploring routes that venture deeper into the forested hills or along lesser-known greenways can reveal quieter sections and unique perspectives of the Zierbena landscape. Consider the Pozo Hostión – Path to Regato loop from Sagrada Familia for a longer, less-trodden adventure.

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

Spring and autumn generally offer the most pleasant conditions for gravel biking in Zierbena, with mild temperatures and less extreme weather. Summer can be enjoyable, especially along the coast, but be prepared for warmer temperatures. Winter riding is possible, but checking weather forecasts for rain and wind is essential.

Are there cafes or places to stop for refreshments along the gravel routes?

Yes, many routes pass through or near small towns and villages where you can find cafes, restaurants, or local shops to refuel. The Geltoki Restaurant – Lago de Galdames loop from Barbadungo itsasadarra KBE, for example, explicitly mentions a restaurant in its name, indicating opportunities for a stop.

Are there any long-distance gravel routes for multi-day trips?

While most listed routes are day trips, the extensive network and the possibility of linking trails allow for longer adventures. For instance, the Piquillo Greenway – Guggenheim Museum Bilbao loop from Kobaron is a significant 138 km ride that could be part of a multi-day exploration, connecting Zierbena's coastal trails with broader regional paths.

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