Priest Rock Trail/Kennedy Trail Junction

The James J. Lenihan Dam – Los Gatos Creek Trail loop from Lexington Reservoir County Park delivers a diverse mountain biking adventure through western Santa Clara County. You'll navigate varied terrain, from the wider dirt paths and rocky sections with steep inclines near the dam to the mostly flat, paved surfaces further north, all while enjoying picturesque views of Los Gatos Creek and shaded riparian habitats. This moderate 14.7-mile (23.7 km) route, with its 2437 feet (743 metres) of elevation gain, offers a dynamic ride that takes around 2 hours and 25 minutes to complete.

When planning your visit, be aware that this trail is a popular choice for mountain biking, attracting cyclists, joggers, and walkers, particularly on weekends. The route is accessible year-round, but an early start is advisable to make the most of the quieter hours. While specific parking information isn't detailed, the trail begins from Lexington Reservoir County Park, a large area where you can find suitable parking for your ride.

This trail is a significant recreational pathway in Silicon Valley, notable for its continuous, motor-vehicle-free stretch that traces a former South Pacific Coast Railroad line. It links Lexington Reservoir with downtown Los Gatos and extends towards San Jose, offering connections to the San Francisco Bay Trail. Along the way, you can explore attractions like Vasona Lake County Park, which features a miniature railroad, adding a unique touch to your ride.

The Kennedy Trail – Kennedy Road loop from Oak Meadow offers a classic South Bay mountain biking challenge, known for its relentless climbs and rewarding vistas. You'll navigate wide fire roads that transition from packed dirt to rocky, rutted sections, with some pitches exceeding 25% grade. As you gain elevation, the scenery unfolds to reveal panoramic views of San Jose and the East Bay Hills, with the Santa Cruz Mountains framing the horizon, making the sustained effort truly worthwhile.

Accessed from Oak Meadow Park, this 15.1-mile (24.3 km) route involves a significant 2368 feet (722 metres) of elevation gain, typically taking around 2 hours and 22 minutes for a fit rider. Parking is available at Oak Meadow Park, but it's wise to arrive early, especially on weekends, as this moderate-to-hard trail is a local favorite. Remember to bring ample water, as much of the route is exposed, offering continuous views rather than dense tree cover.

This loop is a notorious climb among local mountain bikers and is even the route for the annual Kennedy Turkey Day Ride, a traditional Thanksgiving Day event. It's an excellent choice for experienced riders looking to push their limits on a demanding ascent, offering a true test of fitness and bike handling. The trail's popularity and challenging nature make it a standout option for those seeking a significant workout with big views in the Sierra Azul Open Space Preserve.