Rancho San Antonio Open Space Preserve
Rancho San Antonio Open Space Preserve
4.6
(236)
6,393
riders
183
rides
Road cycling in Rancho San Antonio Open Space Preserve offers routes through rolling hills, open grasslands, and wooded canyons. The preserve, located in Santa Clara County, features varied terrain suitable for different levels of road cycling. Elevations range from gentle inclines to significant climbs, providing diverse experiences for cyclists. The area is characterized by its natural landscape, with views extending towards the Santa Cruz Mountains.
Last updated: May 13, 2026
4.5
(2)
157
riders
92.0km
05:05
1,830m
1,830m
Tackle the difficult Alpine Road Loop, a 57.2-mile road cycling route with 6013 feet of elevation gain and stunning mountain views.
5.0
(1)
90
riders
109km
05:56
2,280m
2,280m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.

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20
riders
23.9km
01:14
210m
210m
Moderate road ride. Great for any fitness level. Some segments of this route may be unpaved and difficult to ride.
5.0
(1)
49
riders
Moderate road ride. Great for any fitness level. Some segments of this route may be unpaved and difficult to ride.
5.0
(1)
24
riders
38.0km
01:43
360m
360m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.
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Popular around Rancho San Antonio Open Space Preserve
A sculpture made by Augustin Rodnin
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The Palo Alto-Los Altos Bike and Pedestrian Path, also known as the Hetch Hetchy Trail, is a well-maintained multi-use route that connects Los Altos Avenue to Arastradero Road. It’s popular for biking, running, and hiking, offering scenic views and access to parks like Terman Park, Bol Park, and Barron Park Donkeys. The trail includes a mini library and is part of Henry M. Gunn High School's recommended walking routes.
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Big Basin Redwoods State Park has reopened for limited day use following the 2020 CZU Lightning Complex Fire. Visitors can explore trails like Redwood Loop and Meteor Trail, where resilient redwoods stand alongside new growth. Parking is $6 per vehicle with a $2 reservation fee or $10 without reservations. Rancho del Oso, the park’s coastal area, requires no reservations or fees. Dogs, horses, and mountain bikes are welcome in designated areas, while drones are prohibited. Road biking is allowed on all roads.
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Stevens Creek Reservoir spans 87 acres and is surrounded by a 1,063-acre park. Visitors can enjoy hiking, horseback riding, picnicking, and limited fishing. Seasonal boating for low-power boats is available from mid-April to mid-October. The park is open daily from 8 a.m. to sunset, with vehicle entry fees collected year-round at the Chestnut Parking Lot. Visitors can explore natural beauty and historic remnants like the Villa Maria orchard.
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This winding side road is very lightly trafficked and carries you between Stanford and the Palo Alto hills with partial shade the entire way. On the east side of the road you will find Frenchman's Tower, and old brick landmark.
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Charming bridge crossing Seven's Creek Boulevard at the north end of Creekside Park. Nearby, you’ll find the historic Stocklmeir Farmhouse in Blackberry Farm Park.
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From Elena Road, you’ll be treated to breathtaking views of the bay and surrounding hills. The vantage point offers a peaceful scene of the landscape, showcasing the natural beauty of the Bay Area.
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There are over 170 road cycling routes available in Rancho San Antonio Open Space Preserve, catering to various skill levels and preferences.
Yes, Rancho San Antonio Open Space Preserve offers a good selection of routes for beginners. Approximately 80 easy routes are available, providing gentler terrain for those new to road cycling or looking for a relaxed ride.
For experienced riders seeking a challenge, the preserve features about 20 difficult routes. Notable options include the Alpine Road Loop, a 57.2-mile route with substantial elevation gain, and the Stevens Creek Reservoir – Skyline Boulevard loop, which traverses ridge lines offering expansive vistas.
Road cycling in Rancho San Antonio Open Space Preserve is characterized by rolling hills, open grasslands, and wooded canyons. You'll find varied terrain with elevations ranging from gentle inclines to significant climbs, often providing views towards the Santa Cruz Mountains.
Yes, many routes offer scenic views. You can find highlights such as High Meadow Vista Point and View of San Francisco Bay from Upper High Meadow Trail. Some routes also pass by prominent natural features like Black Mountain.
The preserve is generally enjoyable year-round, but spring and fall offer the most pleasant conditions with mild temperatures and vibrant landscapes. Summers can be warm, especially in the open areas, while winters are typically mild but may bring occasional rain.
Yes, many road cycling routes in Rancho San Antonio are designed as loops. For example, the Altamont Road Vineyard – Elena Road Viewpoint loop offers a moderate 19.2-mile ride, and the Junipero Serra Boulevard – Palo Alto-Los Altos Bike Path loop is a popular 22.4-mile option.
The routes in Rancho San Antonio Open Space Preserve are highly rated by the komoot community, with an average score of 4.6 stars from over 300 reviews. Cyclists frequently praise the varied terrain, panoramic views, and the sense of natural escape the preserve offers.
Yes, parking is available at various access points and trailheads around Rancho San Antonio Open Space Preserve. Specific parking details can often be found on individual route pages on komoot or on the preserve's official website.
While the preserve itself is primarily natural open space, you'll find cafes and amenities in the nearby towns and communities surrounding Rancho San Antonio, such as Los Altos and Cupertino, which are easily accessible from many routes.
Route durations vary significantly based on distance and difficulty. An easy route might take less than an hour, while more challenging and longer routes, like the Alpine Road Loop, can take around 5 hours to complete.
Rancho San Antonio Open Space Preserve is home to various wildlife, including deer, coyotes, and a wide array of bird species. While road cycling, you have a good chance of observing local fauna, especially during quieter times of the day.


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