The Auburn Half Marathon

Race facts

• The course covers 21.1 km.
• It takes place on a Sunday, September 27, 2026 — autumn in this part of the world.
• The closest comparable trail running event is Angel Island Half Marathon & 10K in Stinson Beach, 175 km away, on August 29, 2026.
• 4 of the 12 most similar events take place in the same month.