Witches Wave - Halloween Run 5K, 10K, and Half Marathon by Califlow Runs

Race facts

• It takes place on a Sunday, October 18, 2026 — autumn in this part of the world.
• The closest comparable running event is A Snail's Pace x Saucony Sunset Relays in Santa Ana, 14 km away, on October 10, 2026.
• 12 of the 12 most similar events take place in the same month.