Brazen New Year's Day

Castro Valley, United States • 1 Jan 2026

The Brazen New Year's Day event in 2026 offers participants a chance to kick off the new year with invigorating races at Lake Chabot in Castro Valley, California. Runners can choose from a half marathon, 10K, or 5K, making it suitable for various fitness levels. The event encourages participants to also join the Brazen New Year's Eve race for a special Mega Medal. Registration fees vary based on the distance and timing, and the event supports the East Bay Regional Parks Campership Program. This scenic race promises a festive atmosphere to welcome the new year actively. Visit the organization's website for the most recent information.

Race information

13 mi
Half Marathon
10 km
10k
5 km
Visit the organization's website for the most recent information.
Trail runs nearby

The Santa Teresa King Richard Annual Trail Run is a cherished event held at Santa Teresa County Park in San Jose, CA, designed to honor the legacy of Richard Limb. Participants can choose from various distances, including a half marathon, 10-mile, 10K, and 5K, all set against the park's stunning lan..

The Golden Gate Headlands Marathon, Half Marathon, and 10K is a scenic running event taking place on April 5, 2025, in the Marin Headlands, California. Celebrating its 40th annual edition, the race offers participants breathtaking views of the Golden Gate Bridge, San Francisco Bay, and the Pacific O..

The Diablo Trails Challenge is an exciting running event taking place on Mount Diablo, featuring a variety of distances including a 50K, half marathon, 10K, and 5K. Scheduled for April 5, 2025, this challenge caters to runners of all experience levels, from beginners to seasoned ultra-runners. A por..

The 2025 Romancing the Island Half Marathon and 10K is set to take place at Angel Island State Park in Belvedere Tiburon, California. This annual event, now in its 34th year, features a scenic loop trail that offers stunning views of the Golden Gate Bridge, San Francisco, and surrounding areas. Part..

The SPASM Lake Chabot Trail Run is a multi-distance running event taking place at Lake Chabot Regional Park in Castro Valley, California. Scheduled for April 12, 2025, the event features various race options including an 8K, Half Marathon, 30K, Marathon, and 50K, along with a free Kid's Run for chil..

The Rodeo Beach Rumble is an exciting running event taking place in the stunning Golden Gate National Recreation Area, near San Francisco. Participants can choose between an 8K and a Half Marathon, both offering breathtaking views of the Bay Area and unique military landmarks along the routes. The e..