Skyline 50k Endurance Run

The Skyline 50K Endurance Run is one of California's oldest and most celebrated 50K races, taking place annually in August at Lake Chabot Marina in Castro Valley. This event is designed for both first-time ultrarunners and seasoned veterans, featuring a scenic course that loops through the East Bay Regional Parks. Participants benefit from excellent aid station support provided by local running groups and a vibrant atmosphere created by the Volunteer Safety Patrol.

The race concludes with a festive gathering, offering plant-based BBQ and beer. All finishers receive a race shirt, special socks, and a medal, making it a memorable experience for all. Visit the organization's website for the most recent information.