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Routes
Bike touring routes & trails
United States
California
Santa Clara County

Mount Umunhum Road – Mount Umunhum loop from Almaden Quicksilver County Park

Routes
Bike touring routes & trails
United States
California
Santa Clara County

Mount Umunhum Road – Mount Umunhum loop from Almaden Quicksilver County Park

Hard

4.5

(5632)

14,041

riders

Mount Umunhum Road – Mount Umunhum loop from Almaden Quicksilver County Park

01:34

17.6km

670m

Cycling

Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: May 27, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Sierra Azul Open Space Preserve

Waypoints

A

Start point

Parking

Get Directions

1

52 m

Mount Umunhum Road

Highlight • Trail

Hiker/biker trailhead parking at the bottom of the well-paved road reopened in September 2017, climbing sometimes steeply in switchbacks into the Sierra Azul preserve from Hicks Road to the former radar tower on the summit of Mt Umunhum

Tip by

2

89 m

Woods Trail Trailhead

Highlight • Trail

At the intersection of Mt Umunhum Rd and Hicks Road is the trailhead parking area for Woods Trail going west. Across Hicks road is the entrance to Woods rd trail going east.

Tip by

3

124 m

Mount Umunhum Road (climb)

Highlight (Segment) • Climb

Well paved road reopened in 2017, climbing sometimes steeply in switchbacks into the Sierra Azul preserve from Hicks Road to the former radar tower on the summit of Mt Umunhum. …

Tip by

4

8.76 km

Mount Umunhum Summit

Highlight • Summit

Long closed as a military radar station, the peak has now become one of the most popular biking destinations thanks to the excellent, albeit steep, paved road to the top. …

Tip by

5

8.77 km

Mount Umunhum

Highlight • Summit

Opened in 2018, on the top of Sierra Azul Open Space preserve the Vista points and the former radar tower on the summit of Mt Umunhum provide stunning 360° views

Tip by

6

9.03 km

Mount Umunhum Trailhead

Highlight • Trail

Top of the trail off the paved road with spectacular views; it's all the way downhill from here ;-)

Tip by

7

14.7 km

Sierra Azul OSP - Bald Mountain Trailhead

Highlight • Parking

Great views just off the Trailhead parking area, with restrooms and access to the trails: to Bald Mountain to the east, and Mt Umunhum Trail to the west.

Tip by

8

14.8 km

Lower Mount Umunhum Road

Highlight (Segment) • Climb

If you prefer loops, you can use the paved road for a quick efficient climb up to Mt Umunhum summit and use the excellent packed dirt and gravel mountain bike trail to come back down.

Tip by

B

17.6 km

End point

Parking

Loading

Way Types & Surfaces

Way Types

17.5 km

< 100 m

< 100 m

< 100 m

Surfaces

17.5 km

< 100 m

< 100 m

< 100 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

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Weather

Powered by Foreca

Today

Sunday 31 May

28°C

8°C

0 %

Additional weather tips

Max wind speed: 15.0 km/h

to get more detailed weather forecasts along your route

Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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