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Road cycling routes
United States
California
Santa Clara County

Mount Umunhum – Mount Umunhum loop from New Almaden

Routes
Road cycling routes
United States
California
Santa Clara County

Mount Umunhum – Mount Umunhum loop from New Almaden

Hard

2.8

(17)

48

riders

Mount Umunhum – Mount Umunhum loop from New Almaden

02:05

28.7km

980m

Road cycling

Hard road ride. Very good fitness required. Some segments of this route may be unpaved and difficult to ride. The starting point of the route is right next to a parking lot.

Last updated: July 10, 2026

Tips

The surface along some of this route may not be suitable

Some segments of your route comprise a surface that may not be suitable for your chosen sport.

After 166 m for 256 m

After 14.5 km for 129 m

Waypoints

A

Start point

Parking

Get Directions

1

294 m

Bell Tower with Picnic Area

Highlight • Rest Area

Take a quick bio break and fill up you bidons before your climb Hicks Road and Mt. Umunhun!

Tip by

2

5.75 km

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

3

5.81 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

4

14.5 km

Mount Umunhum

Highlight • Summit

At 3,486 feet, this peak stands as one of the highest in the region. It features a distinctive block-shaped radar tower that played a crucial role in the military's missile …

Tip by

5

14.7 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

6

14.7 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

7

14.7 km

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

B

28.7 km

End point

Parking

Loading

Way Types & Surfaces

Way Types

28.2 km

324 m

101 m

< 100 m

Surfaces

22.9 km

5.48 km

263 m

125 m

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Elevation

Elevation

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

Highest point (1,040 m)

Lowest point (140 m)

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Weather

Powered by Foreca

Today

Wednesday 15 July

37°C

18°C

0 %

Additional weather tips

Max wind speed: 20.0 km/h

to get more detailed weather forecasts along your route

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