4.6
(24)
193
riders
29
rides
Gravel biking around Costera offers a diverse landscape characterized by coastal paths, river valleys, and mountainous terrain. The region features a mix of challenging climbs and scenic routes, often traversing historical areas and natural features. Riders can expect varied surfaces, from compacted dirt roads to more rugged trails, suitable for different skill levels. This area provides extensive opportunities for exploring both inland and coastal environments on a gravel bike.
Last updated: May 11, 2026
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.
10
riders
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
03:42
1,070m
1,070m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
9
riders
30.7km
02:16
580m
580m
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.
5.0
(2)
10
riders
42.5km
03:02
700m
700m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4
riders
51.6km
04:02
1,040m
1,040m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.0
(4)
13
riders
49.4km
02:51
400m
400m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
7
riders
25.9km
01:52
490m
490m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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The Palacio de Sobrellano, also known as the Palacio del Marqués de Comillas, is one of the most important architectural jewels in Cantabria. It was built in the 19th century and stands out for its neo-Gothic style and its close connection with the Indian legacy and the Spanish aristocracy.
2
0
Precious stretch, with views of the coast
0
0
Tagle Beach is a wild cove in the municipality of Suances, and often has high waves and strong currents.
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1
Los Locos beach in Suances owes its name to a former psychiatric sanatorium that was located near the beach, in what is now the Hotel Castillo de Suances.
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0
The Punta del Torco de Afuera lighthouse or Suances lighthouse is located in the Cantabrian town of Suances (Spain), next to the mouth of the San Martín de la Arena estuary.
0
1
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
This simple but atmospheric statue of Francis of Assisi stands along the Camino del Norte in Viveda. In 1214, St Francis of Assisi slept in Viveda on his pilgrimage to Santiago de Compostela.
2
0
El Sable Beach, located in Tagle, a town in the municipality of Suances (Cantabria), is a natural gem perfect for those seeking tranquility and scenic beauty.
4
0
Costera offers a wide selection of gravel bike trails, with over 60 routes available. While many are considered difficult, there are also 15 moderate routes for those seeking a less strenuous ride.
Gravel biking in Costera is characterized by diverse terrain, including coastal paths with stunning sea views, scenic river valleys, and varied mountainous sections. You'll encounter a mix of compacted dirt roads and more rugged trails, offering a dynamic riding experience.
Yes, many of the gravel routes in Costera are designed as loops, allowing you to start and finish in the same location. For example, the challenging Alto de LA-1 (395 m) – Oriñón Bay loop from Castro-Urdiales and the moderate Saja River Cycle Path – Statue of Francis of Assisi loop from Suances are both popular circular options.
The region offers numerous scenic spots. Many routes provide coastal views, and the mountainous terrain often leads to elevated viewpoints. While riding, you might encounter natural features like the Suscuaja River Waterfall or the Waterfall and Scenic Trail. The View of Comillas – View of the Cantabrian Sea loop from Venta de Tramalón is specifically known for its panoramic vistas.
While many routes in Costera are rated as difficult, there are 15 moderate options that might be suitable for families with some cycling experience. These routes often follow river valleys or less challenging coastal sections. Always check the route details for elevation and surface conditions to ensure it matches your family's ability.
The coastal regions of Spain, including Costera, generally offer a pleasant climate for cycling year-round. However, spring and autumn provide particularly comfortable temperatures and beautiful scenery, avoiding the peak heat of summer and potential winter rains. Always check local weather forecasts before heading out.
The komoot community highly rates the gravel trails in Costera, with an average score of 4.4 stars from over 49 reviews. Riders frequently praise the diverse landscapes, from stunning coastal views to tranquil river valleys, and the variety of challenging climbs and rewarding descents.
Yes, Costera offers several longer gravel routes for experienced riders. For instance, the Piquillo Greenway – Guggenheim Museum Bilbao loop from Kobaron is a substantial 138 km (86 miles) journey, providing an extensive gravel biking adventure.
Access to trailheads via public transport can vary. While some larger towns like Castro-Urdiales and Suances, which serve as starting points for popular routes, may have bus or train connections, reaching more remote trailheads might require private transport. It's advisable to research local public transport options for your specific starting point.
Yes, if you're planning multi-day rides or prefer to stay close to nature, there are various accommodation options. You can find huts and hostels in the region, such as Albergue de Güemes or El Carabo Hostel, which can be convenient for gravel bikers.
Yes, the region has routes that incorporate greenways. For example, the Piquillo Greenway – Guggenheim Museum Bilbao loop from Kobaron utilizes a greenway section, offering a smoother gravel experience in parts.


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