BIRR Monster Mash Mile Fun Run

Race facts

• It takes place on a Saturday, October 31, 2026.
• The closest comparable running event is Honolulu FrontRunners/FrontWalkers -- PRIDE RUN/WALK 5K in Honolulu, 339 km away, on October 10, 2026.
• 12 of the 12 most similar events take place in the same month.