Green Mile Day Marathon

The Green Mile Day Marathon is a unique running event taking place at the former HMP Dorchester, making it the only marathon held entirely within a prison. Scheduled for November 2, 2024, participants can choose between a daytime marathon or a spooky Halloween evening edition, with both options featuring challenging stair routes. The event encourages runners to use head torches for the night marathon, enhancing the eerie atmosphere.

Entry fees vary for affiliated and non-affiliated runners, and discounts are available for those participating in multiple events. This marathon promises a thrilling experience for all participants. Visit the organization's website for the most recent information.