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Castro Valley

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Running Races in Castro Valley, CA

5 upcoming races in and around Castro Valley. Run This events are listed first — jump to a specific distance below.

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DistanceAll 5K 10K Half Marathon Marathon Ultra

Nearby citiesSan Diego Long Beach Los Angeles Sacramento San Francisco Bakersfield Coronado Fresno Huntington Beach San Jose Canoga Park Ventura

5 races

Sat, Nov 7, 2026

Lake Chabot Trail Run

Castro Valley, CA

Outside4.8 miMarathon18.6 mi31.1 mi

Fri, Jan 1, 2027

Brazen New Year's Eve

Castro Valley, CA

Outside5K10KMarathon

Fri, Jan 1, 2027

Brazen New Year's Day

Castro Valley, CA

Outside5K10KMarathon

Sat, Apr 24, 2027

SPASM Lake Chabot Trail Run

Castro Valley, CA

Outside5.0 miMarathon17.9 mi31.0 mi

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Sun, Jun 6, 2027

2027 Lake Chabot Trail Challenge (Half Marathon & 5K)

Castro Valley, CA

OutsideMarathon5K

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Other cities in California

San Diego100 Long Beach84 Los Angeles71 Sacramento42 San Francisco35 Bakersfield28 Coronado24 Fresno19 Huntington Beach14 San Jose14 Canoga Park