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Ultra Marathons found in California in Spring
View all ↓Ultra Marathons in California in Spring 2025
Find A Race is the US's favourite event listings site. Check out our list of Spring 2025 Ultra Marathons in California below.
Race Calendar: Ultra Marathons found in Spring
Miwok 100K
Stinson Beach, California
06 Jan 25 - 03 May 25
$150.00 - $450.00
VALENCIA Trail Race
Valencia, California
22 Mar 25
$112.30 - $186.50
Redwood (Spring) Trail Run
Oakland, California
22 Mar 25
Free - $85.80
Bedrock Valley Trail Runs
Hemet, California
06 Apr 25
$16.90 - $144.10
SPASM Lake Chabot Trail Run
Castro Valley, California
12 Apr 25
Free - $85.80
Silver Moon Race: Kings River
Reedley, California
12 Apr 25 - 13 Apr 25
$80.50 - $234.20
Horseshoe Lake Trail Run
La Honda, California
20 Apr 25
Free - $85.80
Badwater Salton Sea
Borrego Springs, California
26 Apr 25 - 27 Apr 25
$394.75 - $499.75
Ride 4A Reason 2025
Oakland, California
26 Apr 25
$50.00 - $100.00
Orange County International Triathlon
Mission Viejo, California
27 Apr 25
$50.60 - $288.20
Hollywood to the Sea
Los Angeles, California
03 May 25
$500.00
Grizzly Peak Trail Run
Berkeley, California
10 May 25
Free - $85.80
Montana de Oro Trail Run
Los Osos, California
29 Mar 25
$117.60 - $170.60
Showing 1-13 of 13 results