December Ultras within 300 miles of Castro Valley, CA on Saturdays

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All California
Name Open Date Close Date
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1
Dec 7, 2024
Saturday
Calero Trail Run
50K, 26.2M, 25K, 13.1M, 15K, 10K, 5K trail run
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San Jose, CA
19 miles point to point
Santa Clara County, CA
details update save claim feature
2
Dec 7, 2024
Saturday
High Desert 50K Ultra & 30K
50K, 30K run
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Ridgecrest, CA
274 miles point to point
Kern County, CA
details update save claim feature
3
Dec 7, 2024
Saturday
San Joaquin River Trail Run
100K, 50K, 25K trail run
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Friant, CA
135 miles point to point
Fresno County, CA
details update save claim feature
4
Dec 21, 2024
Saturday
Woodside Ramble
50K, 35K, 13.1M, 10K trail run
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Woodside, CA
21 miles point to point
San Mateo County, CA
details update save claim feature

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.