2.6
(2)
67
hikers
02:26
7.54km
320m
Hiking
Hike the 4.7-mile Boccardo Loop Trail in Sierra Vista Open Space Preserve for moderate climbs and panoramic views of the Santa Clara Valley.
Last updated: February 26, 2026
Tips
Your route passes through a protected area
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Waypoints
Start point
Parking
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5.84 km
Highlight • Summit
Tip by
7.54 km
End point
Parking
Way Types & Surfaces
Way Types
4.59 km
2.84 km
< 100 m
< 100 m
Surfaces
7.43 km
< 100 m
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Monday 25 May
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Max wind speed: 17.0 km/h
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This route was planned by komoot.
The Boccardo Loop Trail is approximately 7.5 kilometers (4.7 miles) long and generally takes around 2 hours and 25 minutes to complete. This duration can vary based on your pace and how often you stop to enjoy the views.
For a more gradual ascent, consider hiking the loop counter-clockwise. The eastern leg is longer with more switchbacks (1.6 miles), offering a less strenuous climb. If you prefer a shorter but steeper challenge, the western leg (1.1 miles) is more direct but very steep.
The trail is generally considered moderate to hard due to significant elevation changes and steep sections. While it offers rewarding views, beginners should be prepared for a challenging hike with an elevation gain of around 322 meters (1,100 feet) over the loop. There is limited shade, so bring plenty of water.
The terrain features significant elevation changes, including steep sections and switchbacks. You'll traverse diverse landscapes such as grasslands, oak woodlands, and chaparral communities. Some parts are singletrack. Expect lush hillsides, especially vibrant with wildflowers in spring.
The Boccardo Loop Trail is located within the Sierra Vista Open Space Preserve. Access is often via Alum Rock Park, specifically from the Todd Quick Trail on the north rim. Parking information for the preserve or Alum Rock Park should be checked prior to your visit.
Yes, dogs are generally allowed on the trails within Sierra Vista Open Space Preserve, including the Boccardo Loop Trail. However, they must be kept on a leash at all times. Always check the latest regulations from the park authority before your visit.
Sierra Vista Open Space Preserve typically does not charge an entrance fee for visitors. However, it's always a good idea to check the official Santa Clara Valley Open Space Authority website for the most current information regarding permits, fees, or any specific regulations before planning your trip.
Spring is an excellent time to visit, as the hillsides are lush and covered in vibrant wildflowers like Golden Poppies and Bi-Color Lupine. Fall also offers pleasant hiking conditions. Summers can be very hot with limited shade, so an early morning or late afternoon hike is recommended, along with ample water and sun protection.
The trail offers stunning panoramic views throughout. You'll enjoy breathtaking vistas of the Santa Clara Valley, Mount Hamilton, and the San Francisco Bay. On clear days, you might even see all the way to San Francisco. The trail passes through grasslands, oak woodlands, and chaparral, with grazing cows often present.
Absolutely! The trail is renowned for its spectacular panoramic views of the Bay Area. A key highlight is Boccardo Peak, which offers expansive vistas. Many hikers also enjoy the amazing sunset views from various lookout points along the loop.
Yes, the route is part of a larger trail network. It includes sections of the Bay Area Ridge Trail - 03 - South Bay, Boccardo Loop Trail, Sierra Vista Trail, Boccardo Spur Trail, Kestrel Trail, Aquila Loop Trail, and the Todd L. Quick Trail. This allows for longer, more varied hiking options, including connections to Alum Rock Park.
Given the limited shade and significant elevation, it's essential to bring plenty of water, sunscreen, and a hat. Sturdy hiking shoes are recommended for the varied terrain. Binoculars can enhance your experience of the panoramic views and wildlife spotting.