Best mountain passes around Barbadillo De Herreros are found within the Sierra de la Demanda, a region known for its elevated routes and diverse natural features. This area offers a landscape rich with pine, oak, and beech forests, alongside rivers like the Pedroso and La Umbría. The terrain provides varied experiences for outdoor enthusiasts, combining natural beauty with historical routes. It is an ideal base for activities such as hiking, mountaineering, and mountain biking.
Last updated: July 1, 2026
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Popular around Barbadillo De Herreros
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Hiking around Barbadillo De Herreros
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Cycling around Barbadillo De Herreros
Road Cycling Routes around Barbadillo De Herreros

Mountain Hikes around Barbadillo De Herreros
The Cumbres de la Demanda are a series of peaks located in the Sierra de la Demanda, which stretches between La Rioja, Burgos, and Soria. The route covers several of the highest peaks, including Pico San Millán (2,132 meters), the highest in the province of Burgos.
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There is always the solution to difficult points: doing them by road.
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A comfortable mountain pass that connects the provinces of Burgos and La Rioja. Both sides have beautiful views, and it is worth climbing both.
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With the mountain route you can go up from Fresneda, reach the Pozo Negro (durillo), and from there to the Cruz de la Demanda, returning to Fresneda by road and passing through the top of La Pradilla.
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The railway crossed this port through a tunnel. When making the greenway, the original route was not recovered, so the arrival and departure of the port are two very steep slopes. Most panniers make them by pushing the bike.
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It is a 4km climb on the BU-813 with an average gradient of 5.1%. As can be seen, the slope ranges between 4 and 6% without hard ramps (only one at 9%) and relatively constant with several horseshoe curves at the exit of the town but without excessive complication.
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The Alto de la Pradilla is located at an altitude of 1,244 meters and has only six kilometers of ascent at an average of 5.2%. Located at the western end of La Rioja, this hill serves as the border with the province of Burgos. The start is smooth along a road in good condition that will gradually increase in terms of slope in a winding layout.
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The region features several significant mountain passes. Among them are Alto de Pradilla, which marks the border between Burgos and La Rioja, and Puerto del Manquillo, known for its challenging climbs through dense pine forests and its connection to the Vía Verde de la Sierra Demanda. Another prominent pass is Cruz de la Demanda Pass, offering extensive views from its 1,855-meter elevation.
The area is excellent for various outdoor activities. You can find numerous routes for road cycling, such as the 'Arlanzón Reservoir – Puerto del Manquillo loop'. For general cycling, explore options like the 'Sierra de la Demanda Greenway Loop'. Hiking is also very popular, with trails like the 'Trail of the Waterfalls' and challenging ascents to peaks like San Millán. You can find more details on these activities in the Road Cycling, Cycling, and Hiking guides for Barbadillo de Herreros.
The difficulty varies. Passes like Alto de Pradilla offer a relatively gentle ascent, making them enjoyable for road cyclists. In contrast, Puerto del Manquillo presents a more challenging climb with gradients up to 11%. The region also includes high peaks like San Millán, which are considered challenging for hiking and trail running, especially in winter.
Yes, the region has a rich history. Puerto del Manquillo, for instance, is part of the Vía Verde de la Sierra Demanda, which follows an old railway line and features a tunnel from the original track. The broader region also includes the Vía Verde del Ferrocarril Minero, a natural trail along an old mining train path, offering a glimpse into the area's industrial past.
The passes are set within a diverse natural environment. You'll encounter dense pine, oak, and beech forests, especially around Puerto del Manquillo. The region is also characterized by rivers like the Pedroso and La Umbría, and from higher vantage points such as Peaks of the Demanda, you can enjoy extensive panoramic views of other significant peaks within the Iberian System.
While the high peaks of the Sierra de la Demanda can be covered in snow during winter, making for challenging mountaineering, the spring, summer, and autumn months generally offer the best conditions for exploring the mountain passes. These seasons provide more favorable weather for hiking, cycling, and enjoying the scenic beauty without the complexities of snow and ice.
For those seeking a less strenuous experience, Alto de Pradilla offers a relatively gentle climb on a well-maintained road, making it suitable for road cyclists looking for scenic views without extreme difficulty. While specific 'beginner' routes for passes aren't explicitly tagged, many sections of the Vía Verde del Ferrocarril Minero provide accessible paths for walking and cycling.
The mountain passes and surrounding peaks offer spectacular views. From Cruz de la Demanda Pass, you can enjoy privileged views over the valley and mountain ranges. Similarly, from the Peaks of the Demanda, visitors are treated to extensive panoramic views of other significant peaks within the Iberian System, including San Millán and Pico Urbión.
San Millán, also known as Torruco, is the highest point in the province of Burgos at 2,131 meters. While not a pass itself, it's a prominent peak within the Sierra de la Demanda, often visible from the passes and serving as a major destination for hikers and trail runners. Barbadillo de Herreros is located at its base, making it a key landmark and a challenging objective for those exploring the high-altitude terrain.
Visitors highly appreciate the breathtaking scenic beauty, the challenging yet rewarding ascents, and the opportunity to immerse themselves in nature. The minimal traffic on many routes, especially around Puerto del Manquillo, allows for pure cycling enjoyment. The sense of accomplishment upon reaching a pass and the splendid views from summits like San Millán are also frequently highlighted.
Yes, the region offers routes that integrate passes with other natural and historical features. For example, Puerto del Manquillo is part of the Vía Verde de la Sierra Demanda and the GR-82 hiking route, which reveals picturesque locations like the high valley of the Valdorcas river. The Vía Verde del Ferrocarril Minero also provides a natural trail free from motorized traffic, connecting various beautiful natural settings.
Alto de Valmala is known for its 4km climb on the BU-813, featuring an average gradient of 5.1%. It's characterized by relatively constant slopes between 4% and 6%, with only one short ramp at 9%, and includes several horseshoe curves at the exit of the town, making it an intermediate climb.


See even more epic mountain passes by checking out these guides around Barbadillo De Herreros: