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Ultra Marathons found in California in May
View all ↓Ultra Marathons in California in May 2025
Find A Race is the US's favourite event listings site. Check out our list of May 2025 Ultra Marathons in California below.
Race Calendar: Ultra Marathons found in May
Miwok 100K
Stinson Beach, California
06 Jan 25 - 03 May 25
$150.00 - $450.00
Run4Kids Ultra Running Party
Corona, California
02 May 25 - 03 May 25
$63.54 - $137.74
Hollywood to the Sea
Los Angeles, California
03 May 25
$500.00
Grizzly Peak Trail Run
Berkeley, California
10 May 25
Free - $85.80
Eastern Sierra Double Century
Bishop, California
31 May 25
$176.55
Malibu to Tahoe Annual Challenge
Anywhere, California
01 Jan 24 - 31 Dec 25
$53.75
Showing 1-6 of 6 results