Best lakes around Guadarrama are found within the Sierra de Guadarrama, a mountain range that separates the autonomous regions of Madrid and Castilla León. This region features a variety of water bodies, including glacial lagoons at high altitudes and larger reservoirs. These natural and artificial features offer diverse experiences for visitors exploring the region's landscapes.
Last updated: May 14, 2026
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Hiking around Guadarrama
This reservoir is located in the beautiful Barranca valley
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Reservoir located in the beautiful town of Manzanares el Real.
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Charca Verde is one of the most iconic and beautiful spots in La Pedriza, in the Sierra de Guadarrama National Park. It is a pool of crystal-clear, emerald-green water, formed by the Manzanares River and surrounded by large granite boulders.
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It is a good area for a quiet route without rushing... except for some sections with a lot of water where you have to walk.
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Just seeing the colors is worth it. Swimming is prohibited.
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The Barranca Army Reservoir, built in the 1950s in Navacerrada (Madrid), is located in the Barranca Valley, within the Upper Manzanares Basin Regional Park. It originally supplied water to a sanatorium. Today, surrounded by a valuable ecosystem, it is a place to enjoy nature and views of the Sierra de Guadarrama.
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Swimming is prohibited, take care of the environment.
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Look for a time when there is sunlight and when there is a lot of water, the colors are amazing.
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The Sierra de Guadarrama offers a variety of stunning water bodies. Beyond the well-known ones, consider visiting Santillana Reservoir, known for spectacular sunsets and bird photography, or Charca Verde, an emerald-green natural pool in La Pedriza. Other options include the tranquil Air Force Reservoir and the scenic La Jarosa Reservoir.
Yes, several lakes in Guadarrama are great for families. Santillana Reservoir is noted for its beautiful views and birdwatching opportunities. Charca Verde is ideal for a relaxing snack by the water, and the Navacerrada Reservoir Dam offers panoramic views suitable for all ages. Other family-friendly spots include Laguna del Gato, La Jarosa Reservoir, and the Shore of the Navacerrada Reservoir.
The lakes in Guadarrama are set amidst diverse natural landscapes. You'll find glacial lagoons like those at Peñalara, surrounded by alpine scenery and pine groves. Reservoirs such as Lake San Juan and Lake El Atazar are characterized by vast waters, rolling hills, and lush greenery. Charca Verde, for instance, features crystal-clear, emerald-green water pools formed by the Manzanares River, surrounded by imposing granite rocks.
For hikers, the glacial lagoons of Peñalara offer spectacular views and well-signposted footpaths from Puerto de Cotos. The area around Charca Verde in La Pedriza is a popular hiking destination with stunning geological formations. The Start of the Barranca Valley Trail is also an excellent starting point for walks with views of La Maliciosa and Bola del Mundo.
Yes, Lake San Juan is particularly well-suited for water-based activities, being the only reservoir in the Community of Madrid where swimming is permitted. It's popular for boating, kayaking, and fishing. Lake El Atazar also offers paddleboarding and boat rentals for those looking for adventure on the water.
The best time to visit depends on your preferred activity. Spring and autumn offer pleasant temperatures for hiking and exploring the natural beauty. Summer is ideal for water activities at Lake San Juan and enjoying refreshing spots like Charca Verde. Winter can be beautiful for high-mountain glacial lakes like Laguna de los Pájaros, which often remains frozen, offering a different, serene experience.
Yes, there are several easy hiking options. The easy hikes around Guadarrama guide includes routes like the 'Manzanares el Real – circular tour of its castles and the Santillana Reservoir' and the 'Picazuelo Stream – View of La Jarosa Reservoir loop from Embalse de La Jarosa'. The Barranca Valley Trail is also described as an easy walk with spectacular views.
The lakes and reservoirs are home to diverse wildlife, especially birds. Santillana Reservoir is a resting point for migratory birds and excellent for ornithology. The Barranca reservoirs, including the Air Force Reservoir, host aquatic birds like azulones, Great Crested Grebes, and laughing gulls. Lake Pinilla is also a good spot for birdwatching, with chances to see rare species.
Many lakes offer excellent viewpoints. From the Navacerrada Reservoir Dam, you can see the entire reservoir and surrounding peaks reflected on the water. The Molino de la Hoz Reservoir also provides nice views from its dam and bridge. The glacial lagoons of Peñalara offer spectacular alpine vistas.
For cyclists, the cycling guide for Guadarrama features routes such as 'La Pedriza, Parque Nacional de la Sierra de Guadarrama — circular desde Manzanares el Real' and 'Return to the Santillana Reservoir from Manzanares El Real'. These routes allow you to explore the scenic areas around the lakes by bike.
The most prominent glacial lakes are the Lagunas de Peñalara, located at an altitude of 2,000 meters at the foot of Peñalara Peak. Laguna Grande de Peñalara is the southernmost glacial lake on the Iberian Peninsula, and Laguna de los Pájaros is the highest lagoon in the park, often remaining frozen in winter.
The Molino de la Hoz Reservoir offers picturesque views from its dam and the bridge crossing it. While primarily ornamental, it has become a beautiful habitat for various aquatic birds, making it a pleasant spot for nature observation.


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