4.7
(5)
64
riders
12
rides
Gravel biking around Guriezo offers routes through varied terrain, characterized by rolling hills, forested valleys, and coastal proximity. The region features a mix of natural landscapes and historical infrastructure, including tunnels and greenways, providing diverse surfaces for gravel cyclists. Elevations can be significant, with many routes incorporating climbs and descents. The network of trails caters to those seeking longer distances and challenging ascents.
Last updated: July 2, 2026
5.0
(3)
31
riders
56.2km
03:27
910m
910m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
7
riders
50.5km
03:44
830m
830m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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4.0
(1)
7
riders
38.8km
02:53
890m
890m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5
riders
43.7km
03:41
1,070m
1,070m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5
riders
24.1km
02:21
730m
730m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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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.
1
0
Short and easy quiet route
0
0
An alternative climb to the road with a couple of challenging sections. The condition varies depending on the logging; by 2025, it's suitable for a gravel bike. On the way down, be careful of some water passages.
0
0
no kidding. 32 miles of this round trip of 40 miles was on gorgeous bike trails
0
0
Fast and very pleasant trail with very good sensations and fun
0
0
Classic local spot with stunning panoramic views
0
0
There are nearly 20 gravel bike routes documented on komoot around Guriezo, offering a variety of experiences for cyclists. These routes are generally characterized by significant elevation changes and varied terrain.
The gravel biking routes around Guriezo are predominantly rated as difficult, with significant elevation gains and longer distances. There are currently no routes specifically categorized as easy or family-friendly within the provided data, suggesting the area is better suited for experienced gravel bikers seeking a challenge.
Guriezo, located in Cantabria, Spain, generally experiences a mild climate. Spring (April-June) and Autumn (September-October) are often ideal for gravel biking, offering pleasant temperatures and less rainfall than winter, while avoiding the peak heat of summer. However, conditions can vary, so checking local weather forecasts is always recommended.
Yes, many of the gravel bike routes in Guriezo are designed as circular loops. For example, the challenging A & C Tunnel Entrance – El Sobaco Tunnel loop from Castaño auzunea and the Alto de LA-1 (395 m) – Oriñón Bay loop from Castro-Urdiales are both circular, allowing you to start and end at the same point.
The terrain around Guriezo is diverse, featuring rolling hills, forested valleys, and sections close to the coast. You'll encounter a mix of surfaces, including gravel paths, forest tracks, and old infrastructure like tunnels and greenways. Expect significant climbs and descents, making for a challenging ride.
Yes, Guriezo offers several long-distance gravel routes. The Piquillo Greenway – Guggenheim Museum Bilbao loop from Kobaron is a particularly long and demanding route, stretching over 138 kilometers with substantial elevation gain, suitable for experienced riders looking for an epic journey.
The routes often pass by or near several points of interest. You might encounter natural features like the Devil's Eye, coastal areas such as La Arena Beach, or historical infrastructure like the Tunel de la Galerna. Some routes also offer scenic viewpoints like Alto de la Mina.
The komoot community highly rates the gravel biking experience in Guriezo, with an average score of 4.7 stars from over 5 reviews. Riders often praise the challenging climbs, varied forest paths, and the unique experience of riding through old infrastructure like tunnels. The diverse and demanding terrain is a significant draw for those seeking adventure.
Absolutely. Many routes in Guriezo utilize old infrastructure, including tunnels and greenways, which add a unique character to the ride. The Puerto de Las Muñecas – Valverde Tunnel loop from Castro-Urdiales is a prime example, leading through mountainous terrain and tunnels.
While specific public transport links directly to trailheads are not detailed, Guriezo is a municipality in Cantabria, Spain. Access to the region is typically via regional bus services or by car. For routes starting from nearby towns like Castro-Urdiales, local transport options might be available, but planning ahead is advisable.
Yes, some routes combine inland climbs with sections that offer coastal proximity. The Alto de LA-1 (395 m) – Oriñón Bay loop from Castro-Urdiales is a great option, featuring climbs to viewpoints and coastal sections near Oriñón Bay, providing stunning sea vistas.
Gravel biking in Guriezo is characterized by significant elevation changes. Many routes feature substantial climbs, with some exceeding 800 meters of elevation gain, and longer routes like the Piquillo Greenway – Guggenheim Museum Bilbao loop from Kobaron reaching over 2,300 meters of ascent. Be prepared for demanding climbs and descents.


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