2.8
(25)
71
hikers
Los Vaqueros Reservoir Loop
04:27
15.9km
300m
Hiking
Hike the moderate 9.9-mile Los Vaqueros Reservoir Loop, gaining 985 feet with panoramic views and diverse wildlife in the watershed.
Last updated: February 26, 2026
Tips
Your route passes through a protected area
Please check local regulations for:
Waypoints
Start point
Parking
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6.34 km
Los Vaqueros Trail
Highlight (Segment) • Trail
Tip by
7.44 km
Los Vaqueros Reservoir Lake
Highlight • Lake
Tip by
15.9 km
End point
Parking
Way Types & Surfaces
Way Types
15.7 km
210 m
Surfaces
9.97 km
3.03 km
2.73 km
210 m
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Elevation
Highest point (250 m)
Lowest point (150 m)
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Weather
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Today
Friday 10 July
31°C
14°C
0 %
Additional weather tips
Max wind speed: 17.0 km/h
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This route was planned by komoot.
Frequently Asked Questions
What is the overall difficulty and estimated time to complete this hike?
This specific Los Vaqueros Reservoir Loop is rated as moderate. It covers approximately 15.9 kilometers (9.9 miles) and typically takes around 4 hours and 26 minutes to complete.
Are dogs allowed on the trails at Los Vaqueros Reservoir?
No, dogs are generally not permitted on the trails within the Los Vaqueros Reservoir Watershed. This is a common regulation for protected watershed areas.
Do I need to pay an entrance fee or get a permit to hike here?
Yes, there is a day-use fee required to access the Los Vaqueros Reservoir Watershed. You do not need a separate hiking permit beyond this entry fee.
What is the best time of year to hike the Los Vaqueros Reservoir Loop?
The trail is particularly beautiful in the spring when the grass is green and wildflowers are in bloom. Fall also offers unique wildlife viewing opportunities, such as tarantulas.
What kind of terrain can I expect on this route?
The terrain on this loop often includes wide, well-maintained gravel roads, especially along the reservoir's shore. You'll encounter a mix of flat sections and moderate to steep climbs, with some primitive roads that can be challenging, particularly on windy ridges.
What are the main points of interest or scenic views along the way?
You'll enjoy beautiful panoramic vistas throughout the hike, including expansive views of the Los Vaqueros Reservoir Lake, blue oak groves, and surrounding hills. From higher points, you might even see Mount Diablo and the Sacramento-San Joaquin River Delta. Keep an eye out for the 'ghostly' drowned oak trees in Cowboy Cove.
What wildlife might I encounter while hiking?
The watershed is rich in wildlife. You might spot deer, wild turkeys, bobcats, coyotes, and various raptors. It's also an excellent spot for birdwatching. In the fall, tarantulas are known to be active.
Does this trail connect with other hiking paths?
Yes, this route utilizes sections of several trails within the watershed. You'll hike along parts of the Los Vaqueros Trail, Oak Savannah Trail, Adobe Trail, Badger Pass, and Peninsula Crest Trail.
Is water available along the Los Vaqueros Reservoir Loop?
No, water is generally not available along the trails. It is strongly advised to carry sufficient water with you for the entire duration of your hike.
Where are the access points and parking for the Los Vaqueros Reservoir Watershed?
The watershed has two main entrances: one in Brentwood (north) and another near Livermore (south). These entrances are not connected by road within the park. The north entrance provides access to the John Muir Interpretive Center.
Is swimming allowed in the Los Vaqueros Reservoir?
No, swimming is prohibited in the Los Vaqueros Reservoir. It serves as a source of potable water for the region, and regulations are in place to protect its quality.
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