Dehesa Boyal de San Sebastián de los Reyes (Parque Regional de la Cuenca Alta del Manzanares)
Dehesa Boyal de San Sebastián de los Reyes (Parque Regional de la Cuenca Alta del Manzanares)
4.6
(57)
1,447
riders
70
rides
Gravel biking around Dehesa Boyal de San Sebastián de los Reyes (Parque Regional de la Cuenca Alta del Manzanares) offers diverse terrain within a protected natural area. This 233-hectare expanse is primarily a holm oak forest, characterized by arkoses and sandy substrates, providing a suitable environment for gravel riding. The landscape includes a highest point of 780 meters above sea level and is bisected by the Arroyo Calverón, a seasonal stream that supports a distinct riparian ecosystem. This region provides…
Last updated: October 11, 2026
5.0
(1)
19
riders
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.0
(2)
55
riders
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

5.0
(1)
63
riders
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
58
riders
118km
08:13
1,630m
1,630m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.7
(7)
63
riders
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Steps over the modified wall
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The view of La Maliciosa from the bridge is spectacular. A short break before starting the climb to Alto del Enebrillo.
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Manzanares el Real Castle, also known as Mendoza Castle: Built in 1475 by order of Diego Hurtado de Mendoza, 1st Duke of the Infantado, on the site of a former Romanesque-Mudéjar church. Its architecture is Isabelline Gothic, with a square floor plan, cylindrical towers, and an octagonal keep. It served as the palatial residence of the powerful Mendoza family, who even established a literary court there. Declared a Historic-Artistic Monument in 1949. Today it houses a Medieval Interpretation Center, with exhibits of tapestries, armor, furniture, and audiovisual presentations about life in the Middle Ages.
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It is located in the Sierra de Guadarrama mountain range, between the municipalities of Miraflores de la Sierra and Rascafría, in the Community of Madrid. From Miraflores de la Sierra (1200m), the route ascends approximately 600m over 10km (average gradient 4–6%), and after reaching the summit, it descends 13km to Rascafría (1150m) with a gradient of 4.5–7%.
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Reservoir located in the beautiful town of Manzanares el Real.
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Characteristic landscapes of the Sierra de Madrid, including the Maliciosa, 7 Picos, and Pedriza mountains.
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It was recently fixed and the ground grips well.
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There are over 60 gravel bike routes in the Dehesa Boyal de San Sebastián de los Reyes and the surrounding Parque Regional de la Cuenca Alta del Manzanares. These routes offer a mix of moderate and difficult options, ensuring there's something for various skill levels.
The terrain in Dehesa Boyal is primarily characterized by a holm oak forest (encinar) thriving on arkoses and sandy substrates. You'll find varied paths and trails, including sections bisected by the Arroyo Calverón, a seasonal stream, which adds to the diverse natural features. The landscape provides a suitable and engaging environment for gravel biking.
While most routes are moderate to difficult, there is at least one easy gravel route available. For those looking for a moderate challenge, routes like the Viñuelas Stream Bridge – View of Airplanes Overhead loop from Hospital Infanta Sofía offer varied terrain without being overly strenuous. It's always recommended to check the route details on komoot for specific difficulty ratings.
The Dehesa Boyal is rich in natural beauty. You'll primarily experience extensive holm oak forests, and the Arroyo Calverón, a seasonal stream, supports a distinct riparian ecosystem. Other tree species like Montpellier maples, poplars, and willows add to the scenery, especially vibrant in autumn. You might also encounter highlights such as the Dehesa Boyal of Soto de Viñuelas or the Arco Verde Pollinator Reserve.
Yes, many of the gravel routes in the Dehesa Boyal are designed as loops. For instance, the Slides of the Senda Real – Dehesa Boyal Fountain loop from Hospital Infanta Sofía is a popular moderate path that includes a loop around the Fuente de la Dehesa Boyal, traversing the holm oak forest.
The gravel biking routes in Dehesa Boyal de San Sebastián de los Reyes are highly rated by the komoot community, with an average score of 4.5 stars from over 30 reviews. Nearly 1,000 gravel bikers have used komoot to explore the varied terrain, often praising the natural beauty of the holm oak forests and the well-maintained paths.
The Dehesa Boyal is a popular spot for general recreation, including walking and running, and its extensive network of paths can be suitable for families. While most gravel routes are moderate to difficult, there is at least one easy route. It's best to check individual route descriptions on komoot for specific details on length and elevation to ensure it matches your family's ability.
The Dehesa Boyal is a protected natural area and a popular spot for pet owners. While specific regulations for dogs on bike trails can vary, generally, dogs are welcome in the Dehesa Boyal, especially on leash. Always ensure your pet is under control and respect local signage regarding protected wildlife areas.
The Dehesa Boyal offers a pleasant environment for outdoor activities throughout much of the year. The holm oak forests provide shade in warmer months, and the riparian ecosystems along the Arroyo Calverón are particularly vibrant. Autumn is noted for its rich colors from species like Montpellier maples, poplars, and willows. Spring and autumn generally offer the most comfortable temperatures for cycling.
Yes, for experienced riders seeking a challenge, there are several difficult routes. The Canencia Pass – Puerto de Canencia climb loop from Hospital Infanta Sofía is a significant trail, spanning nearly 118 km and involving substantial elevation gain, typically taking around 9 hours 40 minutes to complete. Another challenging option is the San Fernando Bridge – Casa de Campo Park loop from Hospital Infanta Sofía.
The Dehesa Boyal is well-integrated with municipal facilities. Adjacent to it are extensive municipal sports facilities, including the Polideportivo Municipal, which typically offers parking. Given its popularity for outdoor activities, there are usually designated parking areas available for visitors accessing the Dehesa.
San Sebastián de los Reyes, being a town, offers various cafes, restaurants, and pubs. While the Dehesa Boyal itself is a natural area, you'll find options in the nearby urban areas for refreshments before or after your ride. There are also picnic areas within the Dehesa for those who prefer to bring their own food.


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