August Classic Races within 50 miles of Castro Valley, CA on Saturdays
1. Byxbee parkrun
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Aug 2, 2025Saturday
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5K run
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Palo Alto, CA
18 miles point to pointSanta Clara County, CA
2. Rodeo Valley Trail Run
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Past DateAug 3, 2024Saturday
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50K, 30K, 13.1M, 8K trail run
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Sausalito, CA
24 miles point to pointMarin County, CA
3. Summer Breeze Half Marathon
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Past DateAug 3, 2024Saturday
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13.1M, 10K, 5K run
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San Leandro, CA
4 miles point to pointAlameda County, CA
4. Byxbee parkrun
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Aug 9, 2025Saturday
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5K run
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Palo Alto, CA
18 miles point to pointSanta Clara County, CA
5. Angel Island Half Marathon
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Past DateAug 10, 2024Saturday
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13.1M, 10K trail run
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Tiburon, CA
24 miles point to pointMarin County, CA
6. Bear Creek
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Past DateAug 10, 2024Saturday
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13.1M, 10K, 5K trail run
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Lafayette, CA
14 miles point to pointContra Costa County, CA
7. Headlands 50M Endurance Run
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Past DateAug 10, 2024Saturday
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50M trail run
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Sausalito, CA
24 miles point to pointMarin County, CA
8. Rodeo Beach Trail Run
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Past DateAug 10, 2024Saturday
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50K, 30K, 8K trail run
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Sausalito, CA
24 miles point to pointMarin County, CA
9. Almaden Hills Trail Run
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Aug 16, 2025Saturday
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50K, 26.2M, 30K, 13.1M, 8M, 10K, 5K trail run
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San Jose, CA
19 miles point to pointSanta Clara County, CA
10. Beer City Slam
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Aug 16, 2025Saturday
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13.1M, 10K, 5K, 1M run
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Fremont, CA
11 miles point to pointAlameda County, CA
11. Byxbee parkrun
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Aug 16, 2025Saturday
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5K run
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Palo Alto, CA
18 miles point to pointSanta Clara County, CA
12. Redwood (Summer) Trail Run
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Aug 16, 2025Saturday
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50K, 26.2M, 30K, 13.1M, 5M trail run | kids run
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Oakland, CA
12 miles point to pointAlameda County, CA
13. Island Running Festival
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Past DateAug 17, 2024Saturday
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10M run
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Alameda, CA
10 miles point to pointAlameda County, CA
14. Run for the Future
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Past DateAug 17, 2024Saturday
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10K, 5K run
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Palo Alto, CA
18 miles point to pointSanta Clara County, CA
15. Tamalpa Headlands 50K
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Past DateAug 17, 2024Saturday
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50K trail run | kids run
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Muir Beach, CA
29 miles point to pointMarin County, CA
16. The Movers Mile - Run the House
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Past DateAug 17, 2024Saturday
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1M run | 4M relay
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Alameda, CA
10 miles point to pointAlameda County, CA
17. Alameda 10 Miler
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Aug 23, 2025Saturday
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10M run
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Alameda, CA
10 miles point to pointAlameda County, CA
18. Byxbee parkrun
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Aug 23, 2025Saturday
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5K run
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Palo Alto, CA
18 miles point to pointSanta Clara County, CA
19. We Run Oakland: For Our Children
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Aug 23, 2025Saturday
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5K run
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Oakland, CA
12 miles point to pointAlameda County, CA
20. MMRF Team for Cures - San Francisco
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Past DateAug 24, 2024Saturday
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run
Virtual OptionMore Information
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San Francisco, CA
19 miles point to pointSan Francisco 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.