Brazen New Year's Day

Brazen New Year's Day 2026 is a scenic running event held at Lake Chabot in Castro Valley, California. Participants can choose from a half marathon, 10K, or 5K race, all set on invigorating trails that welcome the first sunrise of the year. The event offers a festive atmosphere, encouraging runners to start their year actively and healthily.

A special feature includes the opportunity to earn the New Year Mega Medal by also participating in the Brazen New Year's Eve race. This event supports the East Bay Regional Parks Campership Program, promoting outdoor recreation and community engagement. Visit the organization's website for the most recent information.