3.5
(4)
110
riders
19
rides
Gravel biking around Embalse de Río Sequillo offers diverse terrain within the Sierra de Guadarrama, providing a varied experience for cyclists. The region features a mix of demanding ascents and tranquil paths, set against the backdrop of the majestic Sierra and the picturesque Valle del Lozoya. The reservoir itself is a prominent natural feature, contributing to the scenic landscapes. This area provides engaging routes for different skill levels, allowing riders to explore natural surroundings and historical sites.
Last updated: July 8, 2026
35
riders
61.0km
05:00
960m
960m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
3.0
(1)
18
riders
46.2km
02:53
280m
280m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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2.0
(1)
12
riders
34.8km
02:47
470m
470m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.0
(1)
6
riders
46.8km
04:03
830m
830m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4
riders
35.4km
02:39
470m
470m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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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%.
6
0
A comfortable trail with incredible views. As an added bonus, you can descend to the Mojonavalle waterfall. A truly beautiful cascade.
1
0
The Castle and Walls of Buitrago del Lozoya, one of the most important medieval sites in the Community of Madrid: The town has pre-Roman roots and was mentioned by Livy as a Celtiberian fortress (Litabrum). Muslim Fortification: Between the 8th and 11th centuries, the Muslims built the wall to protect the territory. Reconquest: Alfonso VI conquered it in 1085, and it passed into Christian hands. Current Castle: Built in the 15th century by the Mendoza family, during the reign of John II of Castile. Historical Uses: Noble residence, defensive stronghold, and setting for events such as the imprisonment of Juana la Beltraneja.
3
0
A beautiful bridge leads to the Finca de los Batanes, where the hostel is located. Opposite is the El Paular Monastery. From this bridge, there's a path that leads to the village of Rascafría, where I could see people walking and exercising.
0
0
Beautiful walled town located in the mountains north of Madrid.
0
0
A beautiful stone bridge. The climb afterward is quite rocky, and you'll have to walk for a bit.
0
0
Viewpoint with wonderful views
0
0
Port suitable for beginners who want to get in shape
0
0
There are over 19 gravel bike trails around Embalse de Río Sequillo. These routes cater to various skill levels, including 1 easy route, 4 moderate routes, and 14 difficult routes, offering a diverse experience for all gravel bikers.
Gravel biking around Embalse de Río Sequillo offers stunning views of the majestic Sierra de Guadarrama and the picturesque Valle del Lozoya. The reservoir itself is a prominent natural feature, and the area is excellent for bird watching. You'll experience a mix of demanding ascents and tranquil paths, immersing you in the natural surroundings.
While many routes feature demanding ascents, there is at least one easy gravel bike route available. The region also offers tranquil paths that can be suitable for families looking for a less strenuous ride. Always check the route details for elevation and distance to ensure it matches your family's ability.
The charming town of Buitrago del Lozoya is a notable cultural highlight near the reservoir. You can explore historical monuments such as the Castillo de los Mendoza, the ancient Wall of Buitrago del Lozoya, the Alcázar de Buitrago del Lozoya, and the Church of Santa María del Castillo. The route Taboada Viaduct – View of Buitrago del Lozoya loop from Gargantilla del Lozoya y Pinilla de Buitrago offers views of this historic town.
The komoot community highly rates the gravel biking experience here, with an average score of 3.3 stars from over 4 reviews. Riders often praise the varied terrain, from valley floors to demanding ascents, and the scenic beauty of the Sierra de Guadarrama and the tranquil waters of the reservoir.
Yes, many of the gravel routes in the area are loops. For example, the popular Plaza de España, Rascafría – La Morcuera Pass loop from Estación Gargantilla-Lozoya is a challenging circular trail featuring significant elevation gain. Another option is the Plaza de España, Rascafría – Las Presillas del Lozoya loop from El Tomillar, which leads through the scenic Lozoya Valley.
The region offers enjoyable gravel biking experiences throughout much of the year. However, the warmer months are ideal for combining your ride with a visit to the Riosequillo Natural Pools for a refreshing dip. Always check local weather conditions, especially for demanding ascents in the Sierra de Guadarrama.
Yes, the nearby town of Buitrago del Lozoya offers dining options for visitors. You can find restaurants and cafes there to refuel after your ride. For accommodation, Buitrago del Lozoya and other surrounding villages provide various options.
Absolutely! Beyond gravel biking, the Embalse de Río Sequillo area is perfect for other outdoor pursuits. You can rent kayaks or canoes to explore the reservoir, go fishing (with a daily permit), or enjoy numerous hiking trails. The Riosequillo Natural Pools are also a popular spot for swimming during warmer months.
While specific public transport details for each starting point are not provided, the region is accessible. For routes like Plaza de España, Rascafría – La Morcuera Pass loop from Estación Gargantilla-Lozoya, starting from Estación Gargantilla-Lozoya suggests potential access points. It's advisable to check local bus schedules to towns like Buitrago del Lozoya or Gargantilla del Lozoya y Pinilla de Buitrago for connections.
Parking is generally available in the towns and villages that serve as starting points for many routes, such as Buitrago del Lozoya, Gargantilla del Lozoya y Pinilla de Buitrago, or Lozoyuela. Look for designated parking areas within these communities when planning your trip.
Yes, the region is known for its demanding ascents. Routes like Puerto del Medio Celemín – La Morcuera Pass loop from Lozoyuela feature over 1500 meters of elevation gain, making them suitable for experienced gravel bikers seeking a challenge in the Sierra de Guadarrama.


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