50Ms within 200 miles of Castro Valley, CA on Saturdays
Sacramento, CA
Jed Smith Ultra
Feb 1, 2025
Monterey, CA
Monterey Ultra
Jan 25, 2025
Lake Tahoe, NV
Tahoe Rim Trail Endurance Runs
Jul 19, 2025
Bishop, CA
Bishop High Sierra Ultras
May 17, 2025
San Francisco, CA
Ruth Anderson Memorial Endurance Run
Oct 12, 2024
Golden Gate Trail Classic
Nov 23, 2024
Nov 24, 2024
Healdsburg, CA
Lake Sonoma 50
Apr 12, 2025
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Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
1. Fort Ord Trail Run and Monterey Ultra
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Past DateJan 27, 2024Saturday
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50M, 50K, 25K, 10K trail run
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Salinas, CA
74 miles point to pointMonterey County, CA
2. 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
83 miles point to pointSacramento County, CA
3. 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
4. Ruth Anderson Memorial Endurance Run
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Oct 12, 2024Saturday
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50M, 50K run
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San Francisco, CA
19 miles point to pointSan Francisco County, CA
5. Golden Gate Trail Classic
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Nov 23, 2024Saturday
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50M, 50K trail run
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San Francisco, CA
19 miles point to pointSan Francisco County, CA
6. Monterey Ultra
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Jan 25, 2025Saturday
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50M trail run
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Monterey, CA
77 miles point to pointMonterey County, CA
7. Jed Smith Ultra
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Feb 1, 2025Saturday
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50M, 50K, 26.2M, 30K, 13.1M trail run
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Sacramento, CA
69 miles point to pointSacramento County, CA
8. Marin Ultra Challenge
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Mar 8, 2025Saturday
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50M, 50K trail run
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Sausalito, CA
24 miles point to pointMarin County, CA
9. 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
76 miles point to pointSonoma County, CA
10. Bishop High Sierra Ultras
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May 17, 2025Saturday
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100K, 50M, 53K, 20M, 6K trail run
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Bishop, CA
197 miles point to pointInyo County, CA
11. Silver State 50-mile and 50K Endurance Runs
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May 17, 2025Saturday
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50M, 50K, 13.1M trail run
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Reno, NV
175 miles point to pointWashoe County, NV
12. Cool Moon Trail Runs
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Jun 14, 2025Saturday
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100M, 100K, 50M, 25M trail run
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Cool, CA
100 miles point to pointEl Dorado County, CA
13. Tahoe Rim Trail Endurance Runs
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Jul 19, 2025Saturday
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100M, 50M, 55K trail run
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Lake Tahoe, NV
144 miles point to pointDouglas County, NV
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.