The Dipsea Race is a trail running event in California, United States. It is the oldest cross-country trail running event and one of the oldest foot races of any kind in the United States. The 7.5 mile (12 km) long Dipsea Race has been held annually almost every year since November 19, 1905, starting in Mill Valley, and finishing at Stinson Beach, in Marin County. Since 1983, the race has been held on the second Sunday in June. The Dipsea celebrated its 111th running on Sunday, June 12, 2022.
