Colworth Marathon Challenge

The Colworth Marathon Challenge is a unique running event held in the picturesque Colworth Estate, North Bedfordshire, UK. Participants can choose to enter one, two, or all three races, which together total 26.2 miles. The event features a 5-mile multi-terrain race, an 8.1-mile cross-country race, and a half marathon of 13.1 miles, taking place over three consecutive days.

The next challenge is scheduled for June 27-29, 2025, and includes family entertainment and kids' races, making it a fun experience for all ages. The event is organized by Colworth Striders and supported by local partners. Visit the organization's website for the most recent information.