4.7
(71)
4,077
riders
55
rides
Road cycling in Zec Riberas Del Zadorra offers routes through diverse landscapes, characterized by agricultural lands and well-preserved riparian forests along the Zadorra River. The region's gentle topography, particularly around the Ullibarri-Gamboa and Urrúnaga reservoirs, provides suitable terrain for road cyclists. This area, a Special Area of Conservation, features a blend of Atlantic and Mediterranean biogeographical influences, contributing to its unique natural features.
Last updated: May 6, 2026
5.0
(4)
360
riders
57.5km
02:48
630m
630m
Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride.
4.0
(1)
18
riders
64.4km
03:06
820m
820m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.

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13
riders
141km
06:57
2,130m
2,130m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.
5.0
(1)
11
riders
24.8km
01:14
300m
300m
Easy road ride. Great for any fitness level. Mostly well-paved surfaces and easy to ride.
11
riders
70.1km
03:17
790m
790m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.
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A stop along the way..tables and chairs...river..bridge..fountain..
0
0
Mythical climb near Vitoria, not too hard. The Treviño side is unpleasant and boring. Good for doing intervals on the Berrostegieta side. Quite busy on weekdays.
1
0
Level area... little traffic
0
0
End of the journey for the kid, halfway point for us
2
0
There is almost no traffic
0
0
Short stretch with heavy traffic of cars and pedestrians between Nanclares and the old N1. Two-way and narrow.
3
0
In that town there is a fountain with wonderful water.
0
0
There are over 50 road cycling routes in Zec Riberas Del Zadorra, offering a wide range of options for different skill levels. You'll find routes winding through diverse landscapes, from agricultural lands to well-preserved riparian forests along the Zadorra River.
The region features a generally gentle topography, especially around the Ullibarri-Gamboa and Urrúnaga reservoirs. Routes often traverse agricultural lands and follow the Zadorra River, providing a mix of flat sections and gentle hills. While most routes are moderate, there are also options for easier rides and some more challenging ascents.
Yes, Zec Riberas Del Zadorra offers several easy road cycling routes perfect for beginners or those looking for a relaxed ride. These routes typically feature minimal elevation gain and smooth surfaces, allowing you to enjoy the scenic beauty without significant physical exertion. There are 6 easy routes available.
You'll experience a rich blend of natural features. The Zadorra River and its well-preserved riparian forests (with alder, ash, willow, and poplar trees) are central to the landscape. The routes also pass by the Ullibarri-Gamboa and Urrúnaga reservoirs, which are significant wetlands and home to numerous aquatic birds. The area is a biodiversity hotspot, so keep an eye out for local wildlife.
Yes, beyond the natural beauty, you can discover interesting landmarks. For example, the curious Arsina Mill between Villodas and Nanclares de Oca offers a glimpse into the region's heritage. You might also encounter the historical Trespuentes Roman Bridge over the Zadorra River, providing a picturesque setting for a stop.
The area is highly rated by the komoot community, with an average score of 4.7 stars from over 70 reviews. Cyclists often praise the diverse landscapes, the peaceful atmosphere along the Zadorra River, and the well-maintained routes that cater to various skill levels. Many appreciate the blend of natural beauty and historical points of interest.
Yes, many of the road cycling routes in Zec Riberas Del Zadorra are designed as loops, allowing you to start and finish at the same point. For instance, the popular Ibaia footbridge – Zaldiaran Pass loop from Manzanos is a moderate 58.2 km circular route, and the Peñacerrada – Treviño Village loop from Manzanos is another great option.
A great moderate option is the Ribabellosa – Karkamu loop from Manzanos. This 70.1 km route offers a good balance of distance and elevation, taking you through varied landscapes typical of the Zec Riberas Del Zadorra region. Another excellent choice is the Treviño Village loop from La Puebla de Arganzón, covering 40.3 km.
Absolutely. Routes like the Peñacerrada – Treviño Village loop from Manzanos are designed to take you through historical villages and agricultural landscapes, offering a glimpse into the local culture and heritage of the area. You'll find charming spots to pause and explore along the way.
Given the region's diverse climate influences, spring and autumn generally offer the most pleasant conditions for road cycling. Temperatures are mild, and the natural scenery is vibrant. While summer can be enjoyable, it's advisable to start early to avoid the midday heat. Winter cycling is possible, but be prepared for cooler temperatures and potentially wetter conditions.
Yes, Zec Riberas Del Zadorra also caters to advanced road cyclists. While much of the topography is gentle, there are 17 difficult routes that include more significant climbs and longer distances, providing a good challenge. These routes often venture into areas with more varied elevation, testing your endurance and climbing skills.


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