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Ultra Marathons found in California
View all ↓Ultra Marathons in California 2025 - 2026
The most comprehensive list of Ultra Marathons in and near California in 2025 - 2026. Find your perfect race!
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Race Calendar: Ultra Marathons found in California
🚀Boosted
SPASM Crystal Springs Trail Run
Woodside, California
31 Aug 25
Free - $85.80
🚀Boosted
Avalon Benefit 50 Mile/50K Run
Avalon, California
10 Jan 26
$131.00 - $367.25
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Tahoe to Malibu Annual Challenge
Anywhere, California
01 Jan 24 - 31 Dec 25
$53.75
L.A. CHINATOWN FIRECRACKER 5K/10K/KIDDIE/PAW'ER DOG RUN/WALK & BIKE RIDE
Los Angeles, California
23 Feb 26 - 15 Mar 26
$13.00 - $75.00
Ride 4A Reason 2026
Oakland, California
25 Apr 26
$50.00 - $100.00
Showing 41-43 of 43 results