2026 Central California Spartan Trifecta Weekend

Race facts

• It takes place on a Saturday, October 31, 2026 — autumn in this part of the world.
• The closest comparable ocr / spartan event is 2026 San Jose Trail Challenge in Saratoga, 252 km away, on September 27, 2026.
• 11 of the 12 most similar events take place in the same month.