The Big Sur International Marathon on April 26, 2026 follows scenic Highway 1 from Big Sur to Carmel, California — America's first nationally-designated Scenic Highway. 'Running on the Ragged Edge of the Western World.' Start 6:45am, start elevation 356ft, finish 10ft, total climb +2,182ft. USATF-certified Boston qualifier. 6-hour course limit. Organised by Big Sur Marathon Foundation (501c3, est. 1986).