Tough Mudder - World's Toughest Mudder
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World’s Toughest Mudder - 26 to 27 June 2027
World’s Toughest Mudder is a 24-hour obstacle course endurance event held at Belvoir Castle, Grantham, Lincolnshire NG32 1PE, UK. The event runs across the weekend of 26 to 27 June 2027 and uses the castle estate and surrounding terrain for continuous laps and obstacle stations.
The event offers multiple entry formats: individual competitors, two team relay sizes (teams of 2-4 and teams of 5-12), pit crew or spectator passes, and a post-event brunch on Monday. Individual competitors and teams of 2-4 are listed as eligible for podium places and prize money; teams of 5-12 are listed as not eligible for podium places or prize money.
Obstacles named for the event include Arctic Enema, described as a 4-degree ice pit; Electroshock Therapy, described with a 10,000 volts effect; and Well Swung, a trapeze-style feature. Participants who complete the event receive an event bib, a finisher headband, and a WTM finisher shirt; medals are awarded to finishers who meet the event criteria. The event also references contender status and qualifying information and an adaptive athlete programme that pairs athletes with course guides.
The spectator pit area is described as including reserved campsites, food trucks, music, announcers, and a full race centre. Additional event rules and detailed event information are indicated as available through the World’s Toughest Mudder hub. Visit the organization's website for the most recent information.
