Best lakes around Galapagar offer a diverse natural landscape within the Community of Madrid. The area is characterized by its reservoirs and artificial wetlands, providing water resources and recreational opportunities. Situated within a region known for its varied terrain, Galapagar serves as a gateway to both man-made and natural aquatic environments. These bodies of water are integral to the local ecosystem and offer points of interest for outdoor activities.
Last updated: June 20, 2026
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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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Several lakes in the area are family-friendly. The Valmayor Reservoir and Navacerrada Reservoir Dam are both noted for being family-friendly. Additionally, Laguna del Gato, an artificial wetland, is also a good option for families.
The lakes around Galapagar offer diverse outdoor activities. You can find numerous routes for cycling, running, and hiking. For instance, there are several cycling routes around the Valmayor Reservoir, and various running trails like the 'Laguna del Toril – Mirador del Guadarrama loop'. Hiking options include circular routes around the Valmayor Reservoir. You can explore more routes in the Cycling around Galapagar, Running Trails around Galapagar, and Hiking around Galapagar guides.
Yes, the Navacerrada Reservoir Dam offers excellent views of the entire reservoir and the surrounding peaks, with reflections on the water. The Valmayor Reservoir also features viewpoints, allowing visitors to appreciate its vastness.
The lakes offer different experiences throughout the year. While specific 'best times' depend on your activity, the Navacerrada Reservoir Dam is noted for offering a different landscape each season, making it suitable for visits year-round. For hiking, spring and autumn generally provide pleasant temperatures, though winter hiking is also possible.
Yes, if you are exploring the Valmayor Reservoir, particularly the area around the Stone slab above the Valmayor reservoir, be aware that if the water level is high, you might encounter a high granite slab that requires unclimbing or climbing. It can be challenging, especially with a bike, and being accompanied is advisable.
The Navacerrada Reservoir Dam is a crucial hydraulic structure for water management in the region, supplying water to many northern municipalities, particularly in the Sierra de Guadarrama. It has been in operation since 1969 and is located at an altitude of about 1,200 meters.
Yes, the Laguna del Gato is a unique spot. It's a shallow, seasonal artificial wetland that was restored as part of a Habitat Recovery Program for amphibians. It's located on the border of the Cuenca Alta del Manzanares Regional Park and the Biosphere Reserve.
The Valmayor Reservoir is the second largest in the Community of Madrid by water storage capacity. It was constructed in the mid-sixties on the Aulencia River to meet Madrid's growing water needs. It spans across the municipalities of Valdemorillo, El Escorial, Colmenarejo, and Galapagar.
Yes, there are several options for circular walks. For instance, the Hiking around Galapagar guide includes a 'Pantano de Valmayor — circular desde Galapagar' route, offering a moderate 16 km loop around the reservoir.
At the Navacerrada Reservoir Dam, various types of fish, ducks, and other waterfowl can be seen in the water. The Laguna del Gato, being a restored wetland for amphibians, also supports diverse local wildlife.
When visiting the Valmayor Reservoir, be aware that the passage through the Arroyos dam might be closed, requiring you to go around the tail of the reservoir. Also, if the water level is high, navigating the 'Stone slab above the Valmayor reservoir' can be challenging. It's advisable to check conditions beforehand.


Still not found your perfect lake around Galapagar? Check out the guides of these regions to see even more beautiful places.