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Running Trails
United States
California
Santa Clara County

St. Joseph'S Hill Open Space Preserve

The best running trails in St. Joseph'S Hill Open Space Preserve

5.0

(8)

1,518

runners

65

runs

Jogging in St. Joseph'S Hill Open Space Preserve offers diverse terrain, from sun-exposed grasslands to chaparral and oak woodlands. The preserve features varied elevation changes, including steep sections that provide a challenging workout. Panoramic views of the Santa Clara Valley, Santa Cruz Mountains, and Lexington Reservoir are accessible from various points, including the 1,250-foot summit of St. Joseph's Hill. This area provides an accessible natural environment for exercise near Los Gatos.

Best jogging routes in St. Joseph'S Hill Open Space…

Last updated: May 21, 2026

10

runners

#1.

Manzanita and Jones Trail Loop

5.16km

00:39

180m

180m

Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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Moderate

Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

Hard
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Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

Moderate

5.0

(1)

63

runners

Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

Moderate

6

runners

Easy run. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.

Easy
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Popular around St. Joseph'S Hill Open Space Preserve

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Tips from the Community

oliviakellis
December 26, 2024, Priest Rock Trail

The Priest Rock Trail in Los Gatos offers runners a tough but rewarding challenge with steep climbs and stunning views of the Santa Clara Valley. Its mix of shaded sections and open ridges provides variety, making it ideal for hill training. Start early to beat the heat and enjoy quieter trails.

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Ascending just a few hundred feet along Priestrock Trail toward Sierra Azul Open Space reveals expansive vistas overlooking the tranquil, turquoise-blue waters of Lexington Reservoir.

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The summit of Saint Josephs Hill offers views of Los Gatos Creek valley into Silicon Valley and of the Lexington Reservoir. A couple benches and a fence mark the summit of the hill and serve as a good spot for a break while you take in the view.

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Los Gatos Creek provides an excellent running environment. The well-maintained trail, that offers a mix of shaded pathways and open spaces, creates an inviting route along the creek.

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4 way intersection :)

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Lexington Reservoir County Park is 950 acres, and home to the Lexington Reservoir. It's a short drive from the urban area of the Town of Los Gatos. The reservoir and the park are open year round from 8:00 a.m. until sunset, and accessible from Highway 17.

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Sierra Azul Open Space Preserve is a very large protected area straddling several ridges between Los Gatos and Santa Cruz, popular with mountain bikers and hikers.

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Limekiln Trail crosses Priestrock trail after a couple of miles as a short return route option, or to continue deeper into the Preserve. Along the trail are excellent views into the still active Lexington Quarry.

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Frequently Asked Questions

How many running routes are available in St. Joseph's Hill Open Space Preserve?

There are over 60 jogging routes available in St. Joseph's Hill Open Space Preserve, catering to various fitness levels. This includes 6 easy routes, 42 moderate routes, and 21 difficult routes, ensuring options for everyone from beginners to experienced runners.

Are there easy running routes suitable for beginners or families?

Yes, St. Joseph's Hill Open Space Preserve offers 6 easy running routes perfect for beginners or families. An excellent option is the Los Gatos Creek Trail Loop, which is 3.1 miles (5 km) long and features minimal elevation gain, making it a gentle and enjoyable run.

Are dogs allowed on the running trails in the preserve?

Yes, dogs are welcome on all trails within St. Joseph's Hill Open Space Preserve, provided they are kept on a leash. It's a great place to enjoy a run with your canine companion amidst diverse landscapes.

What kind of views can I expect while jogging in the preserve?

Joggers can enjoy panoramic views from various points, especially from the 1,250-foot summit of St. Joseph's Hill. You'll be treated to expansive vistas of the Santa Clara Valley, the Santa Cruz Mountains, and the striking Lexington Reservoir. The Diablo Range and Los Gatos Creek Valley are also visible from certain trails. Don't miss the View of Los Gatos and Lexington Reservoir from St. Joseph's Hill or the View of Silicon Valley from St. Joseph's Hill.

Are there any challenging running trails for experienced runners?

Absolutely. For those seeking a rigorous workout, St. Joseph's Hill Open Space Preserve offers 21 difficult routes with significant elevation changes. A challenging option is the Bay Area Ridge Trail: Priest Rock to Kennedy Knob, a demanding 7.7 miles (12.3 km) path with substantial elevation gain and expansive views.

What are some popular circular running routes in the preserve?

Many trails can be combined to form loops. A popular choice is the Manzanita and Jones Trail Loop, a 3.2 miles (5.2 km) route that combines varied landscapes. Another local favorite is the Los Gatos Creek and Jones Trail Loop, which is 4.0 miles (6.5 km) and leads through varied terrain.

What is the best time of year or day to go for a run in St. Joseph's Hill Open Space Preserve?

The preserve is enjoyable year-round, but during summer, the upper, exposed sections of trails are best enjoyed in the morning or after dinner to avoid the intense afternoon sun. Spring brings beautiful wildflowers, while fall offers pleasant temperatures for running.

Where can I park when visiting St. Joseph's Hill Open Space Preserve?

Parking is available at various trailheads around the preserve. Many visitors access the trails from areas near Los Gatos, including parking facilities associated with Lexington Reservoir County Park, which provides access to routes like the Limekiln Trail – Sierra Azul Open Space loop.

Are there any historical or natural features to look out for along the running routes?

Yes, the preserve is rich in both natural beauty and historical elements. You'll encounter diverse vegetation including manzanita shrubs, eucalyptus trees, and oak woodlands. Historic elements include visible remnants of old vineyards and sections of trails like the Flume Trail that follow historic routes. The prominent Los Gatos Creek Trail is also a significant natural feature.

What do other runners enjoy most about jogging in St. Joseph's Hill Open Space Preserve?

The area is highly rated by the komoot community, with an average score of 4.5 stars from more than 7 reviews. Runners frequently praise the diverse terrain, from sun-exposed grasslands to chaparral and oak woodlands, and the rewarding panoramic views of the Santa Clara Valley and Lexington Reservoir. The varied elevation changes also provide a satisfying challenge for many.

What kind of terrain should I expect on the running trails?

The preserve features diverse terrain, including sun-exposed grasslands, chaparral, and oak woodlands. You'll encounter varied elevation changes, with many trails featuring steep sections that provide a rigorous workout. Some trails can be rocky, so sturdy footwear is advisable for a comfortable and safe run.

How long do the running routes typically take to complete?

The duration of running routes varies significantly based on distance and difficulty. For example, the Manzanita and Jones Trail Loop, at 3.2 miles (5.2 km), typically takes about 40 minutes. Longer, more difficult routes like the Bay Area Ridge Trail: Priest Rock to Kennedy Knob, which is 7.7 miles (12.3 km), can take over 1 hour and 50 minutes.

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