Colworth Marathon Challenge
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Colworth Marathon Challenge
The Colworth Marathon Challenge is a three-day running event held on the Colworth Estate in North Bedfordshire, UK. The event comprises three separate races that together total the marathon distance of 26.2 miles. It is scheduled across three consecutive days in late June 2026 and includes free camping for participants.
Event details
Participants may enter one, two, or all three races. The event is organised by Colworth Striders and supported by Unilever and Colworth Science Park. The venue is Colworth Sports & Social Club, Sharnbrook, MK44 1LB. The weekend includes family entertainment and kids races on the Friday, and the races use multi-terrain and cross-country courses. Visit the organization's website for the most recent information.
- 5 miles
- 8.1 miles
- 13.1 miles