Lake Sonoma 100 Miler

The Lake Sonoma 100 Miler is an exciting endurance running event set in Geyserville, California, featuring a challenging 100-mile course with approximately 27,000 feet of elevation gain. The race emphasizes a festival-like atmosphere, complete with live music, food trucks, and wine tasting at the start/finish area. Participants can also enjoy a variety of race formats, including a 100-mile relay and a Baby Backyard run.

The event prioritizes runner experience with generous cutoff times, well-stocked aid stations, and a focus on community engagement, including support for the Children of Vineyard Workers Scholarship Fund. Visit the organization's website for the most recent information.