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. It's a great workout, but don't be discouraged by the exaggerated 2950 feet elevation change estimate here by Komoot (in biking mode it even calculates 9750 feet): in reality it's closer to 1600 feet of climbing.

🕊️ 𝑻𝒓𝒂𝒗𝒆𝒍𝒆𝒓

June 15, 2022

Cycling

One of the highest virtually car-free road climbs in the South Bay, Mount Umunhum became quickly one of the most popular biking destinations since opening to the public in 2017 …

maniboyflex

January 23, 2025

Road cycling

Climbing Mount Umunhum is a tough but rewarding challenge. The road is steep, with sections reaching up to 18% grades, so pace yourself. The views from the top are spectacular, making the hard work worth it. Start early to avoid traffic and the heat, and be prepared for a long, demanding ascent.

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Routes here

Best routes to Mount Umunhum Road (climb)

5.0

(3)

141

riders

1. Vasona Lake – Mount Umunhum loop from Oak Meadow

52.9km

03:24

1,350m

Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.

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Hard

5.0

(9)

riders

2. Mount Umunhum – Mount Umunhum loop from Almaden Valley

39.5km

02:30

1,050m

Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.

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Hard

5.0

(13)

118

riders

3. Mount Umunhum Road – Mount Umunhum loop from Branham

87.5km

05:11

1,780m

Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.

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Hard

Details

Informations

Distance 8.93 km

Uphill 900 m

Downhill 300 m

Weather

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Location: Santa Clara County, California, United States

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Bench With a View of Almaden Quicksilver County Park

View of Silicon Valley from Almaden Quicksilver Park

Mount Umunhum Road (climb)

1. Vasona Lake – Mount Umunhum loop from Oak Meadow

2. Mount Umunhum – Mount Umunhum loop from Almaden Valley

3. Mount Umunhum Road – Mount Umunhum loop from Branham

Other Popular Places to Check Out

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