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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
2025 Cal Tri LA - 10.19.25
Playa Del Rey, California
19 Oct 25
Free - $526.00
🚀Boosted
Finish The Ride and Finish The Run Santa Clarita
Valencia, California
26 Oct 25
$11.60 - $101.70
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San Lorenzo River Trail Run
Santa Cruz, California
11 Jul 26
Free - $85.80
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
28 Feb 26 - 15 Mar 26
$13.72 - $74.14
Showing 41-43 of 43 results