4.6
(159)
2,433
hikers
46
hikes
Family friendly hiking trails in El Sereno Open Space Preserve (Closed Areas) traverse the Santa Cruz Mountains, offering diverse landscapes and panoramic views. The preserve features an exposed chaparral community with fragrant plant life, alongside open meadows and shaded bay laurel stands. Ridgeline paths and steep slopes characterize the terrain, providing varied elevation changes for hikers. The area encompasses parts of the San Tomas Aquino Creek, Los Gatos Creek, and Upper Los Gatos Creek watersheds.
Last updated: July 10, 2026
4.5
(12)
78
hikers
5.31km
01:36
180m
180m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
5.0
(3)
109
hikers
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

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14
hikers
4.41km
01:22
170m
170m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
11
hikers
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
7
hikers
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
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A scenic stop just off the winding roads of the Santa Cruz Mountains, Lexington Reservoir County Park is a great spot to catch your breath and enjoy the view. The smooth pavement along Alma Bridge Road makes it a popular stretch for cyclists, with rolling terrain and minimal traffic. There's parking, restrooms, and shaded areas if you need a break. From here, you can loop toward Los Gatos or push deeper into the climbs of Highway 17 and Old Santa Cruz Highway.
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An excellent spot to take a break and enjoy the full breath of Lexington Reservoir. There is a Plaque dedicated to deputy Douglas B. Miller, who was fatally wounded while performing his duties.
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From the top of the dam you get splendid views out across Lexington Reservoir. To the north you overlook the winding end of the Los Gatos Creek Trail, which connects to the Jones Trail across from the restroom just up the road. The dam itself was constructed in 1952 and stands at nearly 200 feet tall.
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Nestled near Los Gatos, St. Joseph's Hill Open Space Preserve offers picturesque vistas of the town. Spanning 273 acres atop a 1,250-foot hill, this reserve boasts classic wilderness charm. Popular among cyclists, hikers, equestrians, and dog enthusiasts, it's a bustling hub for outdoor activity. Explore its diverse array of trails and discover why it's such a beloved destination.
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Ascending just a few hundred feet along Priestrock Trail toward Sierra Azul Open Space reveals expansive vistas overlooking the tranquil, turquoise-blue waters of Lexington Reservoir.
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St. Joseph's Hill Open Space Preserve serves as a scenic backdrop to the nearby town of Los Gato. It is a reserve that protects 273-acres of open space land on top of the 1,250-foot hill from which it takes its name. It is a classic wilderness area but it is busy with hikers, riders, equestrians and dog walkers. This is for a good reason as there is a wide variety of good trails in the area. When you are riding here, most of the trails are best done on a gravel bike or on decent touring tires.
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Serving as a scenic backdrop to the town of Los Gatos, St. Joseph's Hill is a 1,250-foot hill that looks down Los Gatos Creek valley and down over nearby Lexington Reservoir. It is also the summit of the Manzanita trail, which is a classic ride best done on a gravel bike.
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Get an elevated view of the 338 acre man-made Lexington Reservoir
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El Sereno Open Space Preserve offers a wide variety of trails suitable for families. You'll find over 45 hiking routes, with more than half of them rated as easy, making them perfect for outings with children.
Yes, the preserve features several enjoyable loop trails that are great for families. A popular choice is the Manzanita and Novitiate Loop Trail, which offers a pleasant 5.3 km walk with moderate elevation changes, providing a good balance of activity and scenic views.
Many trails in El Sereno Open Space Preserve offer stunning panoramic views. From various ridgeline paths, you can often see Lexington Reservoir, the vast Silicon Valley, the Diablo Range, and on exceptionally clear days, even the Monterey Peninsula. The preserve's diverse terrain, from chaparral to open meadows, also provides beautiful natural scenery.
The preserve generally welcomes dogs, but it's always best to check specific trail regulations as rules can vary. When dogs are permitted, they typically need to be on a leash. Remember to bring water for your pet and clean up after them.
Spring and fall are often ideal for family hikes in El Sereno Open Space Preserve. During these seasons, the weather is typically mild, and the natural landscape is vibrant. Spring brings wildflowers, while fall offers comfortable temperatures. Summer can be warm, so early morning or late afternoon hikes are recommended, and always bring plenty of water.
While many trails involve some elevation gain and natural surfaces, some wider fire roads might be manageable with sturdy, all-terrain strollers. For very young children, consider shorter, easier routes like the James J. Lenihan Dam – Lexington Reservoir Overlook loop, which is about 4 km long and has less significant elevation changes.
El Sereno Open Space Preserve is home to various wildlife. Families might spot mule deer, coyotes, gopher snakes, and brush rabbits. Birdwatching is also popular. While the preserve is known cougar habitat, sightings are rare, and it's always wise to be aware of your surroundings.
Parking can sometimes be limited at certain trailheads, especially during peak times. It's advisable to arrive early, particularly on weekends, to secure a spot. Some popular starting points, like Lexington Reservoir County Park, offer access to several family-friendly routes.
For families with older children looking for a bit more of a challenge, the Lexington Reservoir – Flume Trail loop offers a rewarding 6.2 km hike with beautiful reservoir views and moderate elevation, providing a good workout without being overly strenuous.
For a comfortable family hike, always bring plenty of water, especially on warmer days. Snacks, sunscreen, hats, and appropriate footwear are essential. Depending on the season, layers of clothing are recommended. Don't forget a map or a navigation app like komoot, and a first-aid kit.
The duration of family-friendly hikes varies depending on the trail length and your family's pace. Many easy routes, such as the Flume Trail loop from Lexington Reservoir County Park (4.4 km), can be completed in about 1.5 to 2 hours, allowing plenty of time for breaks and enjoying the scenery.
The area is highly rated by the komoot community, with an average score of 4.6 out of 5 stars. Reviewers often praise the stunning panoramic views, the diverse trail network, and the peaceful natural environment, making it a favorite for family outings.


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