Vallecito Lake Heavy Half

Experience the thrill of the Vallecito Lake Heavy Half Marathon on May 17, 2025, amidst the breathtaking beauty of Bayfield, La Plata in Colorado's San Juan Mountains. This 13.9-mile race around Vallecito Reservoir includes a unique segment over Vallecito Dam, granting runners access to usually private areas. Following the race, indulge in a festive atmosphere with live music by One Heart Orchestra, a delectable meal from Rocky Mountain General Store, and an exclusive finisher’s prize of a custom performance T-shirt. Limited to 250 participants, this sought-after event is expected to sell out fast, so secure your spot early to enjoy a weekend filled with fitness, fun, and community support for local non-profits.