Best lakes around San Lorenzo De El Escorial are predominantly reservoirs and water features situated within the Sierra de Guadarrama region. This area is characterized by its mountainous landscape, pine forests, and serene waters. The natural abundance of water in the region held historical significance, influencing the establishment of the Royal Site of El Escorial. These water bodies contribute to the area's natural appeal and offer recreational opportunities.
Last updated: May 13, 2026
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Popular around San Lorenzo De El Escorial
On November 26, 2025, the water covered many areas that are normally passable. You had to "climb" several rocks to get around the reservoir. This section was especially tricky when descending, and even more so if you were alone.
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Paths and cattle trails very suitable for bike rides.
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Today, February 9, after the rains, the reservoir is higher, although you can still cross without climbing the rock, with a little care you won't get wet.
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As of January 1, 2025, the water will no longer cover the path that runs under the granite stone and it can be passed through without any complications.
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The passage through the Arroyos dam is closed, we will have to go all the way around the tail of the reservoir to another small dam in ruins.
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The Gato lagoon is an artificial wetland created to adapt a quarry located in the southeast of Moralzarzal, on the border with the municipality of Collado Villaba. In addition, the Gato lagoon is located on the border of the Cuenca Alta del Manzanares Regional Park and the Biosphere Reserve of the same name.
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If the reservoir flow is high, you have to walk and almost climb this rock. Easy, once you've done it.
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If there is a lot of water like this time, there is no way to pass through the dam.
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The main reservoirs in the vicinity of San Lorenzo de El Escorial include Pantano de San Juan, Pantano de Valmayor, and Embalse de la Jarosa. These are popular destinations for outdoor activities and offer scenic beauty.
Pantano de San Juan is unique as it's the only reservoir in the Community of Madrid where swimming, motorized water activities, and various water sports like kayaking, paddleboarding, and wakeboarding are permitted. It features approximately 14 km of beaches, including the popular Playa de la Virgen de la Nueva.
Yes, several reservoirs offer excellent opportunities for hiking and nature observation. The Valmayor Reservoir is known for its picturesque scenery and is a popular spot for hiking and birdwatching. Embalse de la Jarosa is also ideal for immersing oneself in nature, with abundant hiking and cycling routes in its valley and pine forests.
The Valmayor Reservoir is the second largest in the province in terms of water storage and is a popular spot for hiking, fishing, and birdwatching. You can also rent boats to explore the reservoir or enjoy a picnic on its shores. The impressive Valmayor Dam offers wonderful views of the Sierra de Madrid.
The Navacerrada Reservoir is located at an altitude of about 1,200 meters and offers beautiful views, especially when the water level is high. Its main purpose is to supply water to the majority of towns in the Sierra de Guadarrama. While swimming is not allowed due to its use for human consumption, fishing is permitted with prior authorization. The Navacerrada Reservoir Dam itself is a notable man-made monument offering panoramic views.
Yes, several spots are considered family-friendly. The Valmayor Reservoir and the Navacerrada Reservoir Dam are both highlighted as suitable for families. Additionally, the Laguna del Gato is also categorized as family-friendly.
The Embalse de la Jarosa is rich in biodiversity, offering opportunities for observing aquatic birds, birds of prey, amphibians, reptiles, and mammals. The Valmayor Reservoir is also a popular spot for birdwatching, with a wide variety of bird species inhabiting the area.
Yes, some reservoirs have historical significance. Pantano de San Juan conceals a medieval bridge and several mills that were submerged when it was created. Similarly, the medieval village of La Herrería was submerged under the waters of Embalse de la Jarosa, with remains sometimes visible during droughts.
Beyond hiking, the area offers a variety of outdoor activities. You can find numerous MTB Trails, Road Cycling Routes, and Running Trails around San Lorenzo de El Escorial. Pantano de San Juan is particularly noted for water sports like kayaking, paddleboarding, wakeboarding, and water skiing, as well as horse riding and mountain biking.
Fishing is permitted in several lakes, often with prior authorization. Embalse de la Jarosa is a well-regarded spot for fishing, regularly stocked with rainbow trout, and also home to black bass and pike. Fishing is also allowed in the Navacerrada Reservoir with prior authorization, and in Pantano de San Juan.
The lakes are enjoyable year-round, but the best time depends on your preferred activities. Summer is ideal for water sports at Pantano de San Juan. Spring and autumn offer pleasant temperatures for hiking, cycling, and birdwatching around all the reservoirs, with lush greenery and vibrant foliage. Winter can provide unique, serene landscapes, especially around the dams and viewpoints.
Visitors appreciate the Valmayor Reservoir for its stunning natural beauty and its vastness. Many enjoy the extensive hiking opportunities around its shores and the tranquil atmosphere. The views of the Sierra de Madrid from the dam are also a highlight, especially when the water level is high.
No, the Laguna del Gato is an artificial wetland. It was created as part of a habitat recovery program by adapting an aggregate quarry. It serves as an important ecological site for amphibians and is located on the border of the Cuenca Alta del Manzanares Regional Park.


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