3.4
(4)
23
riders
02:23
22.6km
720m
Mountain biking
A moderate 14.0 miles (22.6 km) mountain biking loop in Joseph D. Grant County Park with panoramic views of the Diablo Range.
Last updated: February 26, 2026
Waypoints
Start point
Get Directions
10.7 km
Highlight • Viewpoint
Tip by
15.2 km
Highlight • Lake
Tip by
19.7 km
Highlight • Trail
Tip by
22.6 km
End point
Way Types & Surfaces
Way Types
21.7 km
499 m
263 m
162 m
Surfaces
14.6 km
7.35 km
499 m
162 m
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Elevation
Highest point (830 m)
Lowest point (420 m)
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Weather
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Saturday 16 May
20°C
7°C
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This route was planned by komoot.
This loop is rated as moderate. The Dutch Flat section involves significant climbing, especially for the first 1.25 miles through wooded areas, followed by continued climbs and descents along the ridge. It's suitable for All-Mountain (AM), Cross-Country (XC), and Gravel riding.
The terrain varies from wide dirt paths in wooded areas to grassy, oak-dotted hills at higher elevations. You'll experience significant climbs and descents. The trail offers expansive views of the Diablo Range, including Mount Hamilton, and the Santa Clara Valley and South Bay Area. Landmarks like Stanford University's Hoover Tower and the Santa Cruz Mountains are visible from the ridge.
Key highlights include a Viewpoint on Dutch Flat Trail offering panoramic vistas, and Grant Lake. The Los Huecos Trail is also part of the experience.
The loop is located within Joseph D. Grant County Park. You can access the trailhead from the park's main entrance, where parking is available. Specific trailhead parking details are usually found on the park's official website or maps.
Yes, as the trail is located within Joseph D. Grant County Park, there are typically entrance or parking fees required by the park. It's advisable to check the official Joseph D. Grant County Park website for current fee structures and any permit requirements before your visit.
Yes, this loop is considered dog-friendly. However, always ensure your dog is on a leash and that you follow all park regulations regarding pets.
The Dutch Flat to Yerba Buena Loop is open year-round. However, for the most comfortable riding conditions and best views, spring and fall are often ideal, offering milder temperatures. Summer can be hot, and winter may bring rain, affecting trail conditions.
On average, completing the 22.6 km (14 miles) mountain bike loop takes approximately 2 hours and 23 minutes, depending on your pace and stops for views.
Yes, the route also passes through sections of the Bay Area Ridge Trail - 03 - South Bay, Dutch Flat Trail, Canada de Pala Trail, Halls Valley Trail, Los Huecos Trail, Yerba Buena Trail, Hotel Trail, Bonhoff Trail, Dairy Trail, Grant Lake Trail, Bernal Trail, Lakeview Trail, McCreery Lake Trail, Brush Trail Connector, Heron Trail, San Felipe Trail, Service Road, and Eagle Trail.
Yes, despite its moderate difficulty, the trail is considered family-friendly. However, given the significant climbs and descents, it's best suited for families with some mountain biking experience or those comfortable with challenging terrain.
Joseph D. Grant County Park typically offers basic amenities such as restrooms and water sources, especially near the main parking areas and visitor centers. It's always a good idea to carry sufficient water for your ride, as availability on the trail itself may be limited.