April Classic Races within 500 miles of Castro Valley, CA
City Location
Featured Listing
1. Great Race
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Apr 5, 2025Saturday
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13.1M, 10.3M, 10K, 5K, 1M run | kids run
Virtual OptionMore Information
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Agoura Hills, CA
Los Angeles County, CA
1. Fog City Run
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Apr 2, 2025Wednesday
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5K run
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San Francisco, CA
19 miles point to pointSan Francisco County, CA
2. 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
397 miles point to pointRiverside County, CA
3. American River 50 Mile Endurance Run
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Apr 5, 2025Saturday
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50M, 25M trail run
More Information
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Folsom, CA
83 miles point to pointSacramento County, CA
4. Bedrock Valley Trail Runs
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Apr 5, 2025Saturday
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26.2M, 13.1M, 15K, 5K, 1M trail run | 26.2M relay | kids run
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Hemet, CA
385 miles point to pointRiverside County, CA
5. Billy Goat 1/2 Marathon Climb
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Apr 5, 2025Saturday
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13.1M, 10K trail run
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Temescal Valley, CA
365 miles point to pointRiverside County, CA
6. Byxbee parkrun
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Apr 5, 2025Saturday
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5K run
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Palo Alto, CA
18 miles point to pointSanta Clara County, CA
7. Corvallis Half Marathon
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Apr 5, 2025Saturday
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13.1M, 5K, 1K run
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Corvallis, OR
479 miles point to pointBenton County, OR
8. Diablo Trails Challenge
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Apr 5, 2025Saturday
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50K, 13.1M, 10K, 5K trail run
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Walnut Creek, CA
15 miles point to pointContra Costa County, CA
9. GO2 Foundation Walk/Run - Sacramento
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Apr 5, 2025Saturday
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5K run
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Sacramento, CA
69 miles point to pointSacramento County, CA
10. Golden Gate Headlands Marathon
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Apr 5, 2025Saturday
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26.2M, 13.1M, 10K trail run
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Mill Valley, CA
28 miles point to pointMarin County, CA
11. Great Race
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Apr 5, 2025Saturday
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13.1M, 10.3M, 10K, 5K, 1M run | kids run
Virtual OptionMore Information
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Agoura Hills, CA
302 miles point to pointLos Angeles County, CA
12. Incline Vista
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Apr 5, 2025Saturday
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20M, 13.1M trail run
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Redmond, OR
457 miles point to pointDeschutes County, OR
13. Rabbit Run 5K & OC Challenge 5K
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Apr 5, 2025Saturday
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5K run | kids run
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Irvine, CA
359 miles point to pointOrange County, CA
14. REVEL Mt Charleston
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Apr 5, 2025Saturday
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26.2M, 13.1M run
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Boston Marathon Qualifier
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Las Vegas, NV
383 miles point to pointClark County, NV
15. Rock It in El Moro Canyon 6K and 10 Miler
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Apr 5, 2025Saturday
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10M, 6K trail run
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Laguna Beach, CA
366 miles point to pointOrange County, CA
16. Run Seal Beach
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Apr 5, 2025Saturday
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10K, 5K run | kids run
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Seal Beach, CA
345 miles point to pointOrange County, CA
17. Ruth McKenzie Preserve Half Marathon
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Apr 5, 2025Saturday
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13.1M, 10K, 5K trail run | kids run
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Friant, CA
135 miles point to pointFresno County, CA
18. Ryan Bonaminio parkrun
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Apr 5, 2025Saturday
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5K run
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Riverside, CA
358 miles point to pointRiverside County, CA
19. 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
19 miles point to pointSanta Clara County, CA
20. Santa Anita Derby Day 5K
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Apr 5, 2025Saturday
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5K run | kids run
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Arcadia, CA
326 miles point to pointLos Angeles 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.