50K races in California

Find the list of upcoming 50K races in California races below.

42 races found

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San Lorenzo River Trail Run

Distance(s): 10K, 50K, Half Marathon, Marathon

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Redwood (Summer) Trail Run

Distance(s): 50K, Half Marathon, Marathon

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SPASM Crystal Springs Trail Run

Distance(s): 10K, 50K, Half Marathon, Marathon

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Diablo Trail Run

Distance(s): 50K, Half Marathon, Marathon

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Shaver Lake Mile High Triathlon

Shaver Lake, CA

Distance(s): 10K, 50K, 5K

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Mile Madness Endurance Run

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

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Santa Cruz Triathlon

Distance(s): 50K

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Saddle2Surf

Distance(s): 50 Mile, 50K

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Ruth Anderson Memorial Endurance Run

San Francisco, CA

Distance(s): 50 Mile, 50K

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Lake Hodges Trail Festival

Distance(s): 1 Mile, 10K, 50K, 5K

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Ride Santa Barbara 100

Santa Barbara, CA

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

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The Jackalope Lope

Distance(s): 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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2026 Cal Tri LA – 10.18.26

Playa Del Rey, CA

Distance(s): 1 Mile, 10K, 50K, 5K

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Lake Evans Triathlon, 5k & 10k

Bakersfield, CA

Distance(s): 10K, 50K, 5K

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2026 Morro Bay Triathlon

Distance(s): 50K

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2026 Optimism Cal Tri Newport Dunes – 11.1.26

Newport Beach, CA

Distance(s): 1 Mile, 50K, 5K

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Fall Classic Olympic Triathlon

Distance(s): 50K

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Lake Chabot Trail Run

Castro Valley, CA

Distance(s): 50K, 5K, Half Marathon, Marathon

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Death Valley Century

Death Valley, CA

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

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