The Rattlesnake Ramble

The Mt. Tam Wild Boar Half Marathon & 10K is an annual trail running event held at Mt. Tamalpais State Park in Mill Valley, California.Celebrating its 37th year, the race features a scenic course combining paved roads and single-track trails along Bolinas Ridge, offering stunning views of the Pacifi..

The 2025 Animal Run features a 10k race, along with a 5k, Canicross, and a 2-mile walk, all taking place at 900 Dornan Drive, Richmond, CA. This event serves as a fundraiser for Rancho Compasión, promoting a community of athletes dedicated to animal kindness and environmental awareness. Participants..

The Miwok 100K is a renowned trail ultramarathon celebrated for its stunning scenery, featuring views of San Francisco, the Golden Gate Bridge, and the majestic redwoods. The course, which includes 11,800 feet of elevation gain, combines single-track trails and dirt roads, making it both challenging..

The Grizzly Peak Trail Run is an exciting running event taking place at Lake Anza in Tilden Regional Park, Berkeley, CA. Scheduled for May 10, 2025, it features multiple race distances including a 10K, Half Marathon, 30K, Marathon, and 50K, along with a free Kid's Run for children aged 6 and under...

Nitro Trail 2025 is a trail running event held at Point Pinole Regional Shoreline Park in San Pablo, California. The race offers three distance options: a half marathon, 10K, and 5K, catering to a range of runners from casual to more competitive trail enthusiasts. The course is set in a historic are..

The Muir Woods Marathon, Half Marathon, and 7 Mile trail runs take place annually at Stinson Beach, California, starting from the Stinson Beach Parking Lot. This scenic event features challenging courses that ascend from sea level into the dense, towering redwoods and oaks of Muir Woods, following t..