4.1
(11)
81
riders
11
rides
Mountain biking in Joseph D. Grant County Park offers an extensive trail system within Santa Clara County's largest regional park. The park is characterized by rolling green hills, grasslands, and oak woodlands in the Diablo Range foothills. Elevation changes range from approximately 1,400 feet to nearly 3,000 feet, providing diverse terrain for mountain bikers. From higher elevations, there are expansive views of the Santa Clara Valley and surrounding mountains.
Last updated: May 10, 2026
3
riders
22.6km
02:23
720m
720m
A moderate 14.0 miles (22.6 km) mountain biking loop in Joseph D. Grant County Park with panoramic views of the Diablo Range.
3.0
(1)
9
riders
15.1km
01:40
460m
460m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.

Sign up for free
5
riders
21.7km
02:30
730m
730m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
5
riders
Hard mountain bike ride. Very good fitness required. Suitable for all skill levels.
2
riders
19.2km
01:54
520m
520m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
Get access to more routes and recommendations from other explorers.
Sign up for free
Already have an account?
Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.
Start today with a free account
Your next adventure awaits.
Login or Signup
Grant Lake is a large body of water located in Joseph D. Grant County Park. This 10,882 acre park is home to a variety of topography, rich natural resources, and of course this stunning lake that adds to the overall beauty.
0
0
The Joseph D. Grant County Park is the largest country park in the Santa Clara area of California. Joseph was the wealthy son of a merchant who bought this land after the Mexican land grant. The Santa Clara County purchased the land in 1975 and created the park.
0
0
Grant Lake is the biggest lake in the Joseph D. Grant County Park and is surrounded by rolling hills and lush landscapes. The lake offers a peaceful retreat for nature enthusiasts and is a great spot to go for a short (or longer) hike.
0
0
McCreery Lake is a little lake located in the Joseph D. Grant County Park. There are various trails leading along the lake and thanks to the multiple connecting trails in the park, you can shorten or extend your hike at almost any time. The lake is a popular spot to watch turtles and birds.
0
0
Hotel Trail is a wide dirt trail that eventually connects to the Foothill Trail. This is a really popular path for hikers, runners, and cyclists, so you can expect to see others while out on your hike. The trail spends a lot of time winding through open fields and even passes a small pond.
0
0
On the Dutch Flat Trail you will be rewarded with stunning views of Silicon Valley.
0
0
If you want to get close to the shores of Grant Lake take Bernal Trail. When you reach the end of Bernal Trail, make a pause and let the beauty of the lake sink in.
1
0
Joseph D. Grant County Park offers a diverse network of over 10 mountain bike trails. These routes cater to various skill levels, from easy rides to more challenging ascents and descents across the park's varied terrain.
You can expect a mix of rolling green hills, expansive grasslands, and oak woodlands. The park is nestled in the Diablo Range foothills, with significant elevation changes ranging from approximately 1,400 feet to nearly 3,000 feet. Trails often feature doubletrack sections and engaging corners, providing a dynamic riding experience.
Yes, there is at least one easy mountain bike trail available. While many routes are moderate, the park's extensive system allows for less strenuous options, particularly on flatter sections or shorter loops, making it possible for beginners to find suitable rides.
For experienced riders seeking a challenge, the park offers routes with significant elevation gain. One such route is the McCreery Lake – Mount Hamilton Observatory 🔭📡 loop from Joseph D. Grant County Park, which covers 21.7 miles (34.9 km) with substantial climbing, leading through varied landscapes and offering views towards Mount Hamilton.
Yes, many of the mountain bike trails in Joseph D. Grant County Park are designed as loops. Popular circular routes include the Dutch Flat to Yerba Buena Loop and the Joseph D. Grant County Park – Los Huecos Trail loop from Joseph D. Grant County Park, allowing you to start and finish at the same point.
The park is enjoyable year-round, but spring and fall often offer the most pleasant conditions with milder temperatures. In spring, the hills are vibrant green, while fall brings cooler weather ideal for longer rides. Summer can be hot, so early morning rides are recommended, and winter can bring rain, making some trails muddy.
Yes, as a regional park, Joseph D. Grant County Park provides designated parking areas for visitors. These are typically located near trailheads, offering convenient access to the mountain biking network.
Joseph D. Grant County Park is generally dog-friendly, but specific trail regulations may apply. It's always best to check the park's official guidelines regarding dogs on trails, especially concerning leash requirements and restricted areas, to ensure a pleasant experience for everyone.
Mountain bikers can enjoy expansive views of the Santa Clara Valley, the Bay Area, and the surrounding mountains from higher elevations. The park features majestic oak trees, including Blue, Black, Live, and Valley Oaks, and you might spot the iconic Lick Observatory on Mount Hamilton. You can also ride past natural features like McCreery Lake and other smaller ponds.
The mountain biking experience in Joseph D. Grant County Park is highly rated by the komoot community, with an average score of 4.6 stars. Riders often praise the park's extensive trail system, the varied terrain with challenging climbs and fun descents, and the scenic views of the Santa Clara Valley and oak woodlands.
Yes, the park has historical significance. You can explore the Grant Ranch and Rosegarden, which preserves structures from the original Rancho Cañada de Pala land grant. These sites offer a glimpse into the region's heritage amidst your ride.
Yes, the Joseph D. Grant County Park – Los Huecos Trail loop from Joseph D. Grant County Park is a popular route that incorporates the Los Huecos Trail. This moderate 16.6-mile (26.8 km) path is specifically known for its fast, doubletrack descents and engaging corners, appealing to riders who enjoy speed and excitement.


Browse the best MTB trails in other regions.