100 Mile races in California

Find the list of upcoming 100 Mile races in California races below.

21 races found

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Solvang Double Century

Distance(s): 100 Mile

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BigFoot 150 Mile Challenge

Distance(s): 100 Mile

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Reno to the Redwoods

Distance(s): 100 Mile

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Silver Moon Race: Kings River

Distance(s): 100 Mile, 10K

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Mulholland Challenge

Agoura Hills, CA

Distance(s): 100 Mile, 100K

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Run4Kids Ultra Running Party

Distance(s): 100 Mile, 50 Mile, Marathon

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2026 Granfondo San Diego

Distance(s): 100 Mile, 50K

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Badwater 267 VR Elite

Death Valley, CA

Distance(s): 100 Mile

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Ride 4A Reason 2026

Distance(s): 100 Mile, 100K, 50K

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Finish The Ride and Finish The Run Griffith Park

Los Angeles, CA

Distance(s): 100 Mile, 100K, 10K, 50 Mile, 50K, 5K, Half Marathon

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Breathless Agony

Distance(s): 100 Mile

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Grizzly Peak Century Ride

Distance(s): 100 Mile, 100K, 50 Mile, 50K

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Suvidha International In-Person and Virtual 5K

Distance(s): 100 Mile

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Eastern Sierra Double Century

Distance(s): 100 Mile

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Mile Madness Endurance Run

Distance(s): 100 Mile, 50 Mile, 50K

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Ride Santa Barbara 100

Santa Barbara, CA

Distance(s): 100 Mile, 100K, 50K

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2026 PRE-SALE Ride Santa Barbara 100

Santa Barbara, CA

Distance(s): 100 Mile, 100K, 50K

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Bike The Coast

Distance(s): 100 Mile, 50 Mile

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Death Valley Century

Death Valley, CA

Distance(s): 100 Mile, 100K, 50 Mile, 50K

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New Year’s One Day

Distance(s): 100 Mile, 50 Mile, 5K

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