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Castro Valley
Running Races in Castro Valley, California
Upcoming Races
February 20, 2027
Redtail Ridge 10K, Half, 30K, 50K
10K
Half Marathon
50K
June 6, 2027
Lake Chabot Trail Challenge Half Marathon & 5K
5K
Half Marathon
August 1, 2027
Skyline 50K Endurance Run
50K
Ultramarathon
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