April Ultras in California
City Location
1. Beyond Limits Ultra
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Past DateApr 3, 2024Wednesday
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72H, 48H, 200M, 24H, 100M, 50M, 50K trail run
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Palm Springs, CA
Riverside County, CA
2. San Jose Spartan
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Apr 5, 2025Saturday
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50K, 21K, 1K obstacle run | 5K run
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San Jose, CA
Santa Clara County, CA
3. American River 50 Mile Endurance Run
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Past DateApr 6, 2024Saturday
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50M, 25M trail run
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Folsom, CA
Sacramento County, CA
4. Diablo Trails Challenge
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Past DateApr 6, 2024Saturday
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50K, 13.1M, 10K, 5K trail run
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Walnut Creek, CA
Contra Costa County, CA
5. Ragnar Road SoCal
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Apr 11, 2025Friday
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200M relay
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startCoronado, CAfinishHuntington Beach, CAOrange County, CASan Diego County, CA
6. Lake Sonoma 50
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Apr 12, 2025Saturday
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50M, 26.2M, 13.1M trail run
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Healdsburg, CA
Sonoma County, CA
7. Oriflamme 50K
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Apr 12, 2025Saturday
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50K trail run
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Julian, CA
San Diego County, CA
8. Placer Trail Running Festival
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Apr 12, 2025Saturday
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50K, 25K, 10K, 5K trail run | kids run | 5K novelty run
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Pilot Hill, CA
El Dorado County, CA
9. Silver Moon Race: Reedley
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Apr 12, 2025Saturday
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24H, 100M, 12H, 6H, 10K trail run | 24H, 100M, 12H, 6H relay
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Reedley, CA
Fresno County, CA
10. Napa Valley Endurance Run
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Apr 13, 2025Sunday
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50K, 35K, 13.1M trail run
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Calistoga, CA
Napa County, CA
11. SPASM Lake Chabot
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Past DateApr 13, 2024Saturday
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50K, 26.2M, 30K, 13.1M, 8K trail run | kids run
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Castro Valley, CA
Alameda County, CA
12. Woodside Crossover
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Past DateApr 13, 2024Saturday
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50K, 35K, 13.1M, 10K trail run
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Woodside, CA
San Mateo County, CA
13. Sierra Azul Trail Challenge
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Apr 19, 2025Saturday
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50K, 26.2M, 20M, 13.1M, 7M, 5K trail run
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San Jose, CA
Santa Clara County, CA
14. G-Bar Ultra and Trail Run
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Past DateApr 20, 2024Saturday
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29M, 13.1M trail run
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Mariposa, CA
Mariposa County, CA
15. Leona Divide
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Past DateApr 20, 2024Saturday
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100K, 50M, 50K, 30K trail run
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Lake Hughes, CA
Los Angeles County, CA
16. Horseshoe Lake
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Past DateApr 21, 2024Sunday
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50K, 26.2M, 30K, 13.1M, 5M trail run | kids run
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La Honda, CA
San Mateo County, CA
17. Canyons Endurance Runs
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Apr 25, 2025Friday
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100M trail run
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Foresthill, CA
Placer County, CA
18. Badwater Salton Sea
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Apr 26, 2025Saturday
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81M run
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Borrego Springs, CA
San Diego County, CA
19. Canyons Endurance Runs
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Apr 26, 2025Saturday
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100K, 50K, 25K trail run
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Foresthill, CA
Placer County, CA
For the love of all that Is good And moisture wicking...
Though we Try To be accurate And On top Of things... Race details can change When we aren't lookin. And once in a while we simply make a mistake.
ALWAYS visit the race's website for the most complete and accurate race information.
ALWAYS visit the race's website for the most complete and accurate race information.
