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Mount Hamilton from Alum Rock

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Elevation profile Mount Hamilton from Alum Rock

Statistics

Difficulty points 745
Length 20.3 mi
Average gradient 4.2%
Steepest segment 6.6%
Total ascent 4531 ft

Short recap

10 hairpin turns
#50 toughest climb of California
#75 most elevation gain of North America
#88 longest climb of North America
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Mount Hamilton from Alum Rock is a climb in the region California. It is 20.3 mi long and bridges 4531 ft of vertical ascent with an average gradient of 4.2%, resulting in a difficulty score of 745. The top of the ascent is located at 4199 ft above sea level. Climbfinder users shared 0 reviews of this climb and uploaded 0 photos.

Road names: Alum Rock Avenue & Mount Hamilton Road

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Climbing times

5 mph 04:05:06
7 mph 02:53:31
9 mph 02:15:13
12 mph 01:41:35

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Frequently Asked Questions

Mount Hamilton can be cycled from 3 sides. Mount Hamilton from The Arnold Ranch is the most popular side, but the summit can also be reached via Mount Hamilton via Quimby Road & Mount Hamilton from Alum Rock.

You don't need special gearing for Mount Hamilton from Alum Rock. The slope isn't long or steep enough to require much shifting down. You can conquer this climb on power alone. However, a compact gearing system with a smallest front chainring of 34 and largest rear sprocket of 28 or 30 is always nice if you enjoy cycling uphill. This helps maintain a smooth cadence.

Mount Hamilton from Alum Rock is a first-category climb: long and tough. Do not underestimate this climb. Many famous Tour de France cols fall into this category. Prepare for a long, challenging ride. Only well-trained riders will reach the top smoothly. Make sure you have a road bike with climbing gears and enough training; otherwise, it will be a struggle.

Mount Hamilton from Alum Rock is 20.3 mi long.

The average gradient of Mount Hamilton from Alum Rock is 4.2%.

Mount Hamilton from Alum Rock has a steepest segment with an average gradient of 6.6%.

The summit of Mount Hamilton from Alum Rock is at 4199 ft.

At a slow pace of 5 mph, it takes about 04:05:06 to climb Mount Hamilton from Alum Rock. At 7 mph the time is 02:53:31, and at 9 mph 02:15:13. For the fastest cyclists, 01:41:35 is an achievable time.

Mount Hamilton from Alum Rock is located in the region California in United States.

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