Pentachaeta and Westlake Vista Loop
Pentachaeta and Westlake Vista Loop
4.7
(2529)
16,291
hikers
Pentachaeta and Westlake Vista Loop
01:56
6.21km
220m
Hiking
The Pentachaeta and Westlake Vista Loop offers a delightful escape into nature, winding through deep oak woodlands, native grasslands, and meadows that explode with wildflowers in spring. You'll enjoy expansive views of Westlake Lake and the Santa Monica Mountains from the Westlake Vista section, making for a scenic and varied…
Last updated: June 9, 2026
Waypoints
Start point
Parking
Get Directions
1.49 km
Triunfo Creek Park
Highlight • Forest
Tip by
6.21 km
End point
Parking
Way Types & Surfaces
Way Types
5.92 km
267 m
< 100 m
Surfaces
5.79 km
133 m
117 m
107 m
< 100 m
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Elevation
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Weather
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Saturday 11 July
31°C
15°C
0 %
Additional weather tips
Max wind speed: 7.0 km/h
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This route was planned by komoot.
Frequently Asked Questions
Where can I park for the Pentachaeta and Westlake Vista Loop?
The trail starts at Triunfo Creek Park. You'll find parking available at the trailhead. An informational kiosk is also located there.
Is the Pentachaeta and Westlake Vista Loop dog-friendly?
Yes, this trail is dog-friendly! Please ensure your dog remains on a leash throughout your hike.
When is the best time of year to hike this trail?
The trail is particularly scenic in the spring, especially between April and June, when wildflowers like the federally listed endangered Pentachaeta lyonii, California poppies, and owls clover are in bloom. This is also when you can best appreciate the unique flora of the area.
Are there any permits or fees required to hike here?
No, there are no permits or entrance fees required to access the trails within Triunfo Creek Park.
What is the terrain like on the Pentachaeta and Westlake Vista Loop?
The terrain includes varied surfaces, climbing along a north-facing slope through oak woodland, native grasslands, and meadows. Be prepared for inclines and potentially uneven surfaces. While rated as 'easy' in terms of overall effort, the elevation changes can make it feel more challenging.
What kind of scenery and wildlife can I expect to see?
You'll enjoy picturesque views of Potrero Valley Creek, Westlake Village, and the distant Santa Monica Mountains. The Westlake Vista portion offers views towards the Las Virgenes Reservoir, where you might spot various birds and other wildlife. In spring, the trail is vibrant with wildflowers. Be aware that rattlesnakes and poison oak are present, so stay on marked paths.
How long does it typically take to complete the loop?
This loop generally takes around 1 hour and 55 minutes to complete, though your individual pace and stops for enjoying the views or wildflowers will affect the total time.
Does the route intersect with other trails?
Yes, the route also passes through sections of the Unmaintained Social Trail, the Pentachaeta Trail, and the Westlake Vista Trail.
Is this trail suitable for beginners?
While the overall difficulty is rated as easy, the trail does feature significant elevation changes, with an ascent of over 220 meters. Beginners should be prepared for inclines and potentially uneven surfaces, but it is generally manageable for those with a reasonable fitness level.
Are there any notable viewpoints or features along the route?
Absolutely! The Westlake Vista offers expansive views towards the Las Virgenes Reservoir. You'll also find an informational kiosk at the trailhead detailing the unique wildflowers, such as the Pentachaeta lyonii, found in Triunfo Creek Park.
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