Lake Chabot Trail Run
Castro Valley, California, United States
Half marathons in Castro Valley, California
2026 and 2027 race calendar. 6 upcoming, updated daily.
November 2026
January 2027
Brazen New Year's Day
Castro Valley, California, United States
Brazen New Year's Eve
Castro Valley, California, United States
April 2027
SPASM Lake Chabot Trail Run
Castro Valley, California, United States
June 2027
2027 Lake Chabot Trail Challenge (Half Marathon & 5K)
Castro Valley, California, United States
July 2027
Bad Bass
Castro Valley, California, United States