K12 Ultra Marathon

The K12 Ultra Marathon is a 12-hour endurance running event held at Dean Castle Country Park in Kilmarnock on August 3, 2025. Participants run laps of an approximately 4km mixed-terrain circular route featuring hill sections, aiming to cover the greatest distance within the time limit. The event offers both individual and relay categories, with relay teams of up to four members sharing the 12-hour duration as they choose.

Facilities include an athletes' village with tented support areas, showers, toilets, a café, and access to boiling water. Chip timing, first aid, and finisher medals are provided, creating a well-supported and competitive ultra marathon experience. Visit the organization's website for the most recent information.