Brazen New Year's Day

Castro Valley, United States • 1 Jan 2026

Event overview

Brazen New Year’s Day 2026 is a trail running event at Lake Chabot in Castro Valley, California, held on January 1, 2026. The event offers multiple distances around the lake and on local trails. The half marathon entry is included in the Brazen Ultra Half Series. The race location is listed as 17936 Lake Chabot Lane, Castro Valley, CA 94546, United States.

Distances

  • Half marathon
  • 10K
  • 5K
  • Remote runner

The event description notes trails and scenic running around Lake Chabot. The organizer also promotes a related Brazen New Year’s Eve race and a New Year Mega Medal for participants who combine events.

Registration, services and other details

Registration uses tiered pricing. Listed fees include ranges such as $103.66 to $114.34 for the half marathon, $84.45 to $95.12 for the 10K, $74.84 to $85.52 for the 5K, and $60.96 to $66.30 for the remote runner option. The site references bib pick-up, volunteer opportunities, free photos from volunteer photographers, and published race results. Fundraising is available through the East Bay Regional Parks Campership Program. Contact information is provided via the event website. Visit the organization's website for the most recent information.

Race information

Half Marathon
Half Marathon
10 km
10k
5 km
Visit the organization's website for the most recent information.
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