Bay Area Ridge Trail: Priest Rock to Kennedy Knob

The most common starting point for this route is near Lexington Reservoir. You'll find parking available at the trailhead, often referred to as the Lexington Reservoir trailhead. It's advisable to arrive early, especially on weekends, as parking can fill up.

Yes, dogs are generally allowed on trails within the Sierra Azul Open Space Preserve, including this section. However, they must be kept on a leash at all times to protect wildlife and ensure the safety of other trail users.

Spring and fall are ideal for jogging this trail, offering cooler temperatures and vibrant scenery. Winter can also be pleasant, but be prepared for potentially muddy sections, especially where the trail isn't as steep. Summers can be very hot and exposed, so if you go then, start early in the morning and carry plenty of water.

No, there are no entrance fees or permits required to access the Sierra Azul Open Space Preserve or this specific trail section. It's free and open to the public during park hours.

The terrain is challenging and varied. The Priest Rock Trail portion is primarily a service road, wide but with a sustained, steep uphill climb, averaging 11% grade with sections up to 20-25%. Some upper sections, especially leading to Kennedy Trail, can be rough, rocky, and rutted. Mud can also be present in certain areas.

As you ascend, you'll get increasingly expansive views. Early sections offer glimpses of Lexington Reservoir. Higher up, you'll emerge into open brushland with panoramic vistas of the Santa Cruz Mountains, neighboring hills, and potentially Mt. Hamilton. From the highest points, you might even see the Pacific Ocean and impressive fog inversions over the Bay Area.

Yes, this route is part of the larger Bay Area Ridge Trail - 03 - South Bay. It also utilizes significant portions of the Priest Rock Trail and connects directly to the Kennedy Trail, which can lead to Mt. El Sombroso. A small section of the Limekiln Trail is also part of the route.

The route is known for its strenuous climb, offering one of the most challenging ascents in the Los Gatos area. A key highlight is the Lexington Reservoir Overlook, providing scenic views. The Priest Rock Trail itself is a significant feature, connecting to the Kennedy Trail and offering access to further exploration within the Sierra Azul Open Space Preserve.

Given its 'difficult' rating, significant elevation gain, and rugged sections, this trail is generally not recommended for families with young children or those seeking a leisurely outing. It's best suited for experienced joggers or hikers looking for a strenuous workout.

Due to the challenging nature and exposure, it's crucial to bring plenty of water, especially on warmer days. Sun protection (hat, sunscreen), appropriate jogging shoes with good grip, and layers of clothing are also recommended. A map or GPS device is advisable for navigation.

While the described route from Priest Rock to Kennedy Knob is typically an out-and-back, the connection to Kennedy Trail and other paths within Sierra Azul Open Space Preserve does offer possibilities for creating longer loop variations. However, these often involve even greater distances and elevation changes, so plan accordingly.