Dec
27
Saturday

Brazen Almost New Year's Eve

Website Registration

Brazen Almost New Year's Eve 2025 is a trail running event held at Lake Chabot in Castro Valley, California. It offers participants a choice of distances including a half marathon, 10K, and 5K, catering to both beginners and seasoned runners aiming to log miles before the new year. The event features back-to-back races at the scenic East Bay Regional Parks, providing a festive atmosphere to close out the year.

Runners can also participate remotely. Additionally, participants have the option to join the New Year's Day race to earn a special Brazen New Year Mega-Medal. The event supports the East Bay Regional Parks Campership Program. Visit the organization's website for the most recent information.

Always double-check with the organizer's website – things can change, and we might have sprinted past a few details!
13 mi
Half Marathon
10 km
10k
5 km

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