4.7
(55)
417
hikers
40
hikes
Hiking around Embalse de Úzquiza offers varied terrain within the Demanda region of Burgos, Spain. The area is characterized by the large reservoir, fed by the Arlanzón River, and its unique dam constructed from loose materials, which blends into the natural environment. Surrounding the reservoir are lush forests and a diverse ecosystem, providing a natural setting for outdoor activities. The landscape combines tranquil waterscapes with rolling hills and wooded paths.
Last updated: July 12, 2026
3
hikers
13.4km
03:43
240m
240m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
1
hikers
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

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5.0
(2)
30
hikers
20.7km
06:35
870m
870m
Hard hike. Very good fitness required. Mostly accessible paths. Sure-footedness required.
5.0
(1)
2
hikers
7.72km
02:13
190m
190m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
2
hikers
5.16km
01:30
140m
140m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
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We spent the weekend camping there and had a great time.
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Every year the little asphalt that remains is worse than the previous one. Large areas of dirt, gravel and potholes. Very dangerous descent.
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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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From this point you can see the views of the Úzquiza Reservoir, from a distant panorama but where you can observe the dam as a whole.
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Villasur de Herreros is nestled in the Alto Arlanzón valley, at the foot of the Sierra de la Demanda, twenty minutes from Burgos. Since its origins it has been an important crossroads and constitutes one of the main gateways to the Sierra de la Demanda.
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Alarcia is a town located in the province of Burgos. It forms part of the Montes de Oca region and is located between the Úzquiza reservoir, to the west, and the San Millán peak of the Sierra de la Demanda, to the southeast. A pretty town worth a visit.
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A beautiful town in the Sierra de la Demanda.
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A year later the asphalt in many areas does not even exist and where it is it is very damaged. Still, it can be climbed. Be very careful on the descent: potholes, holes and a lot of loose soil.
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The Embalse de Úzquiza area offers a blend of tranquil waterscapes, lush forests, and varied terrain within the Demanda region. You'll encounter rolling hills and wooded paths, with the reservoir itself fed by the Arlanzón River. A notable feature is the dam, constructed from loose materials, which blends seamlessly with the natural environment, giving the impression of a mountain lake.
Yes, there are several easy options. The Alarcia loop from Alarcia is a good choice, covering 5.2 km and typically taking about 1 hour 30 minutes. Another accessible option is the Alto de Valmala – Alarcia loop from Alarcia, which is 7.7 km and takes around 2 hours 13 minutes, suitable for most skill levels.
Beyond the trails, you can visit the Torre de la presa de Úzquiza, the dam's intake tower, which offers privileged views. There's also the Complejo deportivo 'El Moscadero' near old mining ruins, where an ancient mine shaft has been restored as a fountain. Another point of interest is the path along the Antiguo canal de la central de la Electra de Burgos, an old canal that once supplied a hydroelectric power station.
There are over 35 hiking routes available around Embalse de Úzquiza, catering to various fitness levels. These include 2 easy trails, 25 moderate trails, and 9 difficult trails, ensuring options for everyone from casual walkers to experienced hikers.
The trails around Embalse de Úzquiza are highly rated by the komoot community, with an average score of 4.5 stars from over 50 reviews. Hikers often praise the tranquil waterscapes, lush forests, and the varied terrain that offers a diverse outdoor experience.
For a more extensive exploration, consider the Embalse de Úzquiza y Via Verde de la Sierra de la Demanda — circular por Villasur de Herreros. This circular route spans 17.8 km and typically takes close to 5 hours to complete, offering a comprehensive experience of the area's diverse landscapes.
Yes, the Embalse de Úzquiza permits most non-motorized water sports, such as canoeing. This offers a great opportunity to combine a hike with some time on the water, enjoying the reservoir from a different perspective. Motorized navigation is prohibited to maintain water quality, as it's a drinking water source for Burgos.
The terrain is varied, featuring a mix of tranquil waterscapes, lush forests, and rolling hills. You can expect well-integrated paths that blend with the natural environment, offering a diverse walking experience suitable for different preferences and fitness levels.
A popular moderate option is the Villasur de Herreros loop from Villasur de Herreros. This trail is 13.4 km long and takes approximately 3 hours and 43 minutes to complete, featuring moderate elevation changes that provide a satisfying challenge without being overly strenuous.
Yes, some routes integrate with the Sierra de la Demanda Greenway. For example, the Urrez Parking – Sierra de la Demanda Greenway loop from El Peñedo is a 9.07 km loop that takes about 2 hours and 34 minutes, allowing you to experience a section of the greenway.
While specific seasonal advice isn't detailed, the diverse landscapes with lush forests suggest that spring and autumn would offer pleasant temperatures and vibrant scenery. Summer would also be suitable, especially for combining hikes with water activities, though it might be warmer.


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