4.6
(39)
991
riders
14
rides
Gravel biking around El Boalo offers diverse terrain within the Sierra de Guadarrama National Park and the Regional Park of the Upper Manzanares Basin. The landscape is characterized by granitic formations, expansive meadows, and diverse forests of holm oaks and pine trees. Numerous waterways, including the Samburiel River, contribute to the area's lushness. This region provides an extensive network of forest trails, dirt roads, and mountain tracks suitable for gravel biking.
Last updated: July 8, 2026
5.0
(1)
21
riders
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
17
riders
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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12
riders
33.7km
02:50
650m
650m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
11
riders
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
13
riders
27.6km
02:15
520m
530m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Beautiful viewpoint with views of the Santillana reservoir before descending to Manzanares.
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Beautiful place full of history.
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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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Reservoir located in the beautiful town of Manzanares el Real.
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At the foot of the significant Peña Mediodía peak, and next to the ecological recreational area of the same name, the Hermitage of San Isidro is located on the slopes of El Boalo, very close to the town center. It is situated in a unique and enviable setting, surrounded by magnificent landscapes.
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Last parking lot open to cars (limited). There's a bar. From here, it's all uphill.
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There is a nice viewpoint where you can see the Pedriza
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For the moment, this bar is still standing, the cantocochino ones were recently removed.
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There are nearly 100 gravel bike trails around El Boalo, offering a wide range of options for different skill levels. You'll find everything from moderate routes to challenging climbs, with 66 routes rated as difficult and 31 as moderate.
El Boalo's gravel trails feature diverse terrain, including granitic formations from La Pedriza, expansive meadows, and varied forests of holm oaks and pine trees. You'll encounter a mix of forest trails, dirt roads, and mountain tracks, often combining unpaved sections with quiet tarmac.
While many routes in El Boalo are rated moderate to difficult, there is at least one easy gravel bike trail available. For families, it's best to look for routes with less elevation gain and smoother surfaces, focusing on the more accessible paths within the extensive network.
The trails offer stunning views of the Sierra de Guadarrama, including iconic peaks like La Pedriza and La Maliciosa. You might also encounter the scenic Views of the Castilian plateau, the Navacerrada Pass, or the Cotos Pass. The region is also home to the Mirador de la Ponzonilla viewpoint and the Gruta de la Calera cave.
El Boalo experiences a mountain climate with cold winters and mild summers. The mild summers are generally ideal for gravel biking, offering pleasant conditions to explore the region's diverse landscapes. Spring and autumn also provide comfortable temperatures and beautiful scenery.
Yes, many of the gravel routes around El Boalo are designed as loops. For example, you can explore the scenic surroundings of the Santillana Reservoir on the Santillana Reservoir – Santillana Reservoir Bridge loop from El Boalo-Cerceda-Mataelpino, or the Santillana Reservoir – Manzanares el Real Castle loop from Mataelpino.
Gravel routes in El Boalo can have significant elevation gains, reflecting the mountainous terrain of the Sierra de Guadarrama. For instance, the Santillana Reservoir Bridge – Santillana Reservoir loop from Peña de las Gallinas involves nearly 800 meters of ascent, while the Santillana Reservoir Bridge – Santillana Reservoir loop from Cerceda has over 600 meters of climbing.
The gravel biking experience in El Boalo is highly rated by the komoot community, with an average score of 4.4 stars from over 30 reviews. Nearly a thousand gravel bikers have used komoot to explore the varied terrain, often praising the stunning natural scenery and diverse trail network.
Yes, beyond gravel, there are dedicated areas for mountain biking and singletracks. You can find highlights like Singletracks in Mataelpino and Colmenar Singletracks, which offer more technical riding within the Parque Regional de la Cuenca Alta del Manzanares.
Yes, El Boalo is situated within both the Sierra de Guadarrama National Park and the Regional Park of the Upper Manzanares Basin. This ensures a rich and protected natural environment, contributing to the region's stunning landscapes and biodiversity.
The diverse forests and natural habitats around El Boalo support a variety of wildlife. Keep an eye out for species such as the griffon vulture, Spanish imperial eagle, and mountain goat, especially in the more secluded areas of the Sierra de Guadarrama.
Beyond natural beauty, the area features historical elements. You can explore routes that pass near sites like the ancient Roman Road of Puerto de la Fuenfría, which has been used for centuries, or the picturesque San Isidro Labrador hermitage.


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