4.7
(215)
3,395
hikers
5
hikes
Hiking in Thornewood Open Space Preserve is characterized by rolling, forested hills and diverse woodlands, featuring second-growth redwood, Douglas fir, oak, and madrone trees. The preserve includes Schilling Lake, a central natural feature surrounded by redwoods. Portions of the trails offer views of the southern San Francisco Bay and the Diablo Range. The varied trail network provides paths through shaded forests and open areas.
Last updated: July 7, 2026
2
hikers
1.67km
00:27
30m
30m
The Arroyo Ojo De Agua Loop offers a delightful, easy stroll through the western foothills, providing serene views of the landscape and the majestic Organ Mountains in the distance. The path is predominantly sandy and smooth, making for a comfortable walk that allows you to soak in the desert atmosphere without any strenuous effort. It's one of the more popular trails for those seeking a gentle outdoor experience.
Planning your visit to this loop is straightforward, as its accessibility and gentle gradient make it suitable for most. It's a fantastic option for beginners or families looking for a quick, easy hike, especially if you're using it as a warm-up for longer adventures. The trail is generally open and welcoming, making it easy to find parking and begin your outing.
What makes this loop notable is its role as a perfect introduction to the region's open spaces and natural beauty, particularly as a sidetrack on the larger Tortugas Trail. It's an inviting route for a relaxed outing, offering a taste of the local scenery without demanding much time or energy. Consider it a peaceful alternative to more crowded trails, ideal for a tranquil escape.
3.0
(1)
3
hikers
11.5km
03:14
240m
240m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

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5.0
(4)
128
hikers
9.35km
02:44
260m
260m
The Dream trail loop at Pulgas Ridge Open Space Preserve offers a delightful escape into nature, winding through a varied landscape of oak woodlands and chaparral. You'll experience a dynamic journey across hills, serene canyons, and scenic ridge tops, with some sections providing expansive views of the San Francisco Bay and Santa Cruz Mountains. Keep an eye out for vibrant wildflowers in early spring, which add a beautiful touch to the diverse plant life along the path.
This moderate hiking route covers 5.8 miles (9.4 km) with 858 feet (262 metres) of elevation gain, typically taking around 2 hours and 43 minutes to complete. The trails are well-maintained and clearly marked, making navigation easy. Dogs are welcome on leash, and there's even a dedicated 17-acre off-leash area within the preserve, making it a great option for dog-friendly outings. Plan your visit for early spring to catch the wildflowers at their peak.
Pulgas Ridge Open Space Preserve is a popular destination, and the Dream trail loop is its most frequented route, known for its engaging terrain and scenic rewards. The preserve also holds a unique history, once housing a tuberculosis sanatorium, with remnants like old foundations and stone walls still visible on some trails. This blend of natural beauty and historical intrigue makes it a standout choice for a moderate hike in the region.
4.0
(2)
14
hikers
3.53km
01:05
130m
130m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
15
hikers
4.44km
01:21
150m
150m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
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The Edgewood Trail runs east to west along the northern edge of the park and is easlity accessible from the main parking lot or the Edgewood Trailhead at Edgewood and Cañada Road. Beginning from the main parking lot, expect a challenging half-mile ascent with an average grade of 9.5% as the route winds through a beautiful oak woodland, providing a shady canopy before opening up to fantastic views of the rolling hiilsides, perfect for a wonderful hike, especially on a warm day.
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Edgewood Park and Nature Preserve spans 467 acres of serpentine grasslands and is renowned for its stunning wildflowers each spring, with lovely trails throughout the grounds to explore. The park's location is just off I-280 and Edgewood Road, making it easily accessible for an opportunity to immerse yourself in the picturesque scenery not far from the San Francisco Peninsula.
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From Vista Point you can see the 4.7 km long hiking trail near San Carlos. The trail is generally considered easy and takes approximately 1 hour on average. It is a popular trail for bird watching, hiking and running, offering peace and relaxation at quiet times of the day. The trail is open all year round and can be visited at any time. Dogs should stay at home.
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Vista Point offers an awesome perspective of Crystal Springs Reservoir and back into Pulgas Ridge Open Space Preserve. It's just outside the boundaries of the preserve and is completely paved and wheelchair accessible.
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This 366-acre preserve offers several walking trails with nice shade, and an off-leash dog area. You can access the preserve right from the fringes of Redwood City.
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There are 5 dedicated hiking trails in Thornewood Open Space Preserve that are easily accessible from bus stations. These routes offer a convenient way to explore the preserve's natural beauty without needing a car.
Yes, Thornewood Open Space Preserve offers several easy hiking routes accessible by bus. For example, the Arroyo Ojo De Agua Loop is a short, gentle option, perfect for a quick nature escape. Another accessible easy route is the Hiking loop from Pulgas Ridge Open Space Preserve.
The bus-accessible trails wind through diverse landscapes, including rolling, forested hills with second-growth redwood, Douglas fir, oak, and madrone woodlands. You'll experience shaded forest paths, small creek crossings, and can observe various plant life. The preserve's central feature, Schilling Lake, is also a highlight, offering a protected wildlife habitat.
Yes, Thornewood Open Space Preserve is one of the few preserves in the region that permits dogs on-leash. This makes it an excellent destination for dog owners looking to enjoy a hike with their furry companions from a bus-accessible trailhead.
For those seeking a more extended adventure, the Edgewood Trail loop from Emerald Lake Hills offers a moderate challenge, covering a distance of approximately 11.5 km. Another moderate option is the Dream trail loop from Pulgas Ridge Open Space Preserve.
Thornewood Open Space Preserve is enjoyable year-round. The diverse woodlands, including big-leaf maples, offer seasonal foliage displays, making autumn particularly picturesque. Spring brings lush greenery, while shaded redwood groves provide a cool escape during warmer months. Always check local weather conditions before heading out.
Yes, all the bus-accessible routes listed for Thornewood Open Space Preserve are circular loops. This means you can start and end your hike at the same point, making them convenient for public transport users. Examples include the Arroyo Ojo De Agua Loop and the Edgewood Trail loop from Pulgas Ridge Open Space Preserve.
The preserve is home to various wildlife. Hikers often spot quail, jays, hummingbirds, and deer. Schilling Lake is also a protected wildlife habitat, offering opportunities to view waterfowl, especially during migration periods.
While many trails offer serene forest immersion, portions of the Schilling Lake Trail provide brief glimpses of the southern San Francisco Bay, including Palo Alto and Stanford University's Hoover Tower, as well as the Diablo Range. The preserve's rolling hills also offer varied perspectives of the surrounding natural beauty.
The area is highly rated by the komoot community, with an average score of 4.6 stars from over 260 ratings. Reviewers often praise the quiet woodlands, well-maintained trails, and the opportunity to experience nature close to urban areas. The dog-friendly policy is also frequently highlighted as a positive aspect.
Absolutely. With several easy and moderate loop trails, Thornewood Open Space Preserve is well-suited for families. The diverse woodlands and the presence of Schilling Lake offer engaging natural features for children to explore. The shorter, easy routes are particularly good for families with younger children.


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