4.7
(4)
86
riders
13
rides
Gravel biking in Zec Riberas Del Zadorra offers diverse landscapes centered around the Zadorra River, a key tributary of the Ebro. The region features valuable riparian forests of alder, ash, willow, and poplar, alongside expansive agricultural plains of the Llanada Alavesa valley. The Zadorra Reservoir System, including Ullíbarri-Gamboa and Urrúnaga, provides additional wetland scenery and varied terrain for no traffic gravel bike trails.
Last updated: September 2, 2026
6
riders
127km
10:50
2,280m
2,280m
Hard gravel ride. Very good fitness required. You may need to push your bike for some segments of this route.
5.0
(1)
39
riders
86.3km
05:57
650m
650m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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3
riders
87.0km
06:29
710m
710m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
2
riders
29.1km
01:54
290m
290m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
12
riders
44.5km
03:00
280m
280m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Popular around Zec Riberas Del Zadorra
Fresh water... shade... but in August it usually dries up
0
0
There is almost no traffic
0
0
Beautiful views. Be careful if you're fishing on the bridge; it's very narrow and you could fall hard.
0
0
Beautiful part of the green belt, both by bike and on foot.
0
0
Short stretch with heavy traffic of cars and pedestrians between Nanclares and the old N1. Two-way and narrow.
3
0
A long, non-floating bridge that spans the swamp from side to side. During the day, many fishermen
2
0
Alava mountains. Road from Lagran with good climbs, shade and good asphalt.
2
0
There are 10 dedicated no-traffic gravel bike trails in Zec Riberas Del Zadorra, offering a variety of experiences for different skill levels. Five of these are rated as moderate, and five are considered difficult.
The no-traffic gravel routes in Zec Riberas Del Zadorra primarily feature technically easy gravel roads, forest roads, and double tracks. You'll cycle through diverse landscapes including riparian forests, agricultural plains, and along the Zadorra River, with some routes skirting the Ullíbarri-Gamboa and Urrúnaga reservoirs.
While many routes offer moderate sections, the region's Green Ring (Anillo Verde) of Vitoria-Gasteiz, which integrates with the Zadorra River, provides tranquil cycling paths that are generally suitable for families. For a moderate challenge, consider the Alto de La Sierra – Water Fountain loop from Lasierra, which is shorter and less demanding.
Many natural areas in Spain, including parts of Zec Riberas Del Zadorra, are dog-friendly, especially on trails where dogs are kept on a leash. Always ensure your dog is under control and respect local wildlife, particularly around wetland areas which are vital for aquatic birds. Check specific local regulations for any protected zones.
Yes, several routes are designed as loops, allowing you to start and end at the same point. An example is the challenging Pobes – Fuente Pinto (Roman Fountain) loop from La Puebla de Arganzón, which offers a substantial ride through varied scenery.
The region is rich in both natural beauty and historical sites. You might encounter the picturesque Trespuentes Roman Bridge, the ancient Basque-Roman town of Iruña-Veleia, or the Arsina Mill. The Salto del Nervión Viewpoint – Trespuentes Roman Bridge loop from Jundiz specifically highlights one of these historical gems.
Access points for many trails are often near towns or villages that offer parking. For routes starting near Vitoria-Gasteiz, the Green Ring provides various access points with parking facilities. For longer routes like the Landa Recreation Area – Garaio Footbridge loop from Jundiz, consider parking near larger recreational areas or towns like Jundiz.
Spring and autumn generally offer the most pleasant conditions for gravel biking, with mild temperatures and vibrant landscapes. Summer can be hot, especially in open agricultural areas, while winter might bring colder temperatures and potentially muddy conditions, though many gravel roads remain rideable.
Yes, many routes pass near or start from towns and villages where you can find cafes, restaurants, and other amenities. Areas around Vitoria-Gasteiz and the larger reservoirs often have facilities for visitors. Planning your route in advance can help identify suitable stops.
Zec Riberas Del Zadorra is known for its biodiversity. Along the river and in wetland areas, you might spot various aquatic birds, otters, and even the endangered European mink. The Zadorra Birdwatching Viewpoint offers excellent opportunities for birdwatching. The Olarizu Park – Zabalgana Park loop from Jundiz, for instance, traverses urban parks that are also home to local fauna.
The komoot community rates the trails in this region highly, with an average score of 4.3 stars. Reviewers often praise the tranquility of the car-free paths, the diverse scenery ranging from riverine forests to open plains, and the opportunity to combine natural exploration with historical landmarks.


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