4.3
(175)
1,952
riders
124
rides
Mountain bike trails around Puentes Viejas are set within the Sierra Norte of Madrid, characterized by its hydraulic heritage with several reservoirs on the Lozoya River. The region features a mountainous backdrop from the Sierra de Guadarrama, encompassing diverse landscapes of oak, pine, and ash forests, alongside meadows and scrubland. Topographical landmarks include Picazuelo Peak at 1250m, offering panoramic views, and various canyons and river valleys. This varied terrain provides a range of conditions for mountain biking.
Last updated: May 16, 2026
5.0
(1)
4
riders
Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary.
5.0
(3)
112
riders
78.1km
07:41
1,820m
1,830m
Hard mountain bike ride. Very good fitness required. Suitable for all skill levels.

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4.6
(11)
98
riders
42.0km
03:41
570m
570m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
3.0
(1)
30
riders
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
4.5
(4)
9
riders
23.0km
01:57
290m
290m
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.
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The climb from Cuadrón towards Garganta de los Montes is the toughest slope.
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Beautiful walled town located in the mountains north of Madrid.
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nice easy route, to repeat!
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Wonderful views and surroundings
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The Church of San Pedro is located on Calle del Altillo in the town of Sieteiglesias, belonging to the municipality of Lozoyuela-Navas-Sieteiglesias, province of Madrid.
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Beautiful Roman bridge, worth visiting
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Beautiful views of the Lozoya reservoir
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The Navas of Buitrago
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Puentes Viejas offers a wide selection of mountain bike trails, with over 130 routes recorded on komoot. These include 12 easy trails, 73 moderate routes, and 45 difficult options, catering to various skill levels.
The trails in Puentes Viejas traverse diverse landscapes within the Sierra Norte of Madrid. You'll encounter a rich hydraulic heritage with several reservoirs on the Lozoya River, mountainous backdrops from the Sierra de Guadarrama, and varied terrain including oak, pine, and ash forests, meadows, and scrubland. The area also features canyons and river valleys.
Yes, there are 12 easy mountain bike trails in Puentes Viejas, suitable for beginners or families. An excellent option is the View of Buitrago del Lozoya loop from Buitrago del Lozoya, an easy 23.0 km trail that offers views of the historic town of Buitrago del Lozoya.
For experienced riders seeking a challenge, Puentes Viejas has 45 difficult trails. A notable option is From Lozoyuela to Buitrago climbing the Lozoya river — Sierra de Guadarrama, a 64.1 km route with significant elevation gain, often taking nearly 6 hours to complete. Another demanding trail is El Villar Reservoir and Gorge – Puerto de la Puebla loop from Lozoyuela, which is 78.1 km long with over 1800m of elevation gain.
Absolutely. Many trails offer stunning views. For panoramic vistas, consider routes that pass by Picazuelo Peak (1250m) or the Mirador de Puentes Viejas, which overlooks the El Atazar reservoir and the Sierra de Guadarrama. You can also find trails that feature the El Villar Reservoir and Gorge or offer Views of the Lozoya River.
The mountain bike trails in Puentes Viejas are highly regarded by the komoot community, holding an average rating of 4.3 stars from over 170 reviews. Riders often praise the varied terrain, the beautiful reservoir views, and the extensive network of paths that cater to all abilities.
Yes, many mountain bike routes in Puentes Viejas are designed as loops. For example, the Puente del Cura – Views of the Lozoya River loop from Sieteiglesias is a moderate 42.0 km circular path offering scenic views along the Lozoya River.
Beyond the trails, Puentes Viejas offers several attractions. You can visit the historic town of Buitrago del Lozoya with its complete wall and Gothic-Mudéjar Alcázar. Natural highlights include the El Villar Reservoir and Gorge, the El Atazar Reservoir, and various viewpoints like the Vultures' Viewpoint. The region also has religious buildings with Mudéjar elements, such as the Church of Santiago Apóstol in Mangirón.
Yes, Puentes Viejas can be a good destination for mountain biking with children, especially on its 12 easy trails. These routes are generally shorter and have less elevation gain, making them suitable for younger riders or families looking for a relaxed outing. Always check the specific trail details for suitability.
The Sierra Norte of Madrid, where Puentes Viejas is located, generally offers pleasant conditions for mountain biking during spring and autumn. These seasons provide milder temperatures and beautiful natural scenery. Summer can be hot, especially at midday, while winter might bring colder temperatures and occasional snow at higher elevations.
While some summits may require pushing your bike, routes often pass near or offer views of natural monuments. You can find trails that lead towards areas like the Cancho de la Cabeza Summit or the Cancho Gordo (1,563 m), providing a sense of the region's mountainous character.
The Sierra Norte de Madrid region has some public transport options, primarily bus services connecting from Madrid to various towns. It's advisable to research specific bus routes and schedules to see if they align with your chosen trailhead locations, as direct access to all trailheads might be limited.


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