Dukeries 30 / 40

Ollerton, United Kingdom • 9 May 2026

The Dukeries 30 / 40 is an annual trail running event held in Nottinghamshire, starting and finishing at Walesby Sports & Social Club near Sherwood Forest. Offering two distances—30.8 and 40.8 miles—the race follows a clockwise circular route mainly on forest trails and footpaths. The scenic course passes through historic sandstone villages, Creswell Crags, Welbeck Estate, Clumber Park, and Thoresby Estate, with the 40-mile route including a passage by the famous Major Oak. The event features well-marked trails, multiple aid stations, and a 10.5-hour cut-off time. It welcomes runners of varying experience, from newcomers to seasoned ultra runners, but does not allow walkers or pacers. Visit the organization's website for the most recent information.

Race information

40 mi
40 Miles
30 mi
30 Miles
Visit the organization's website for the most recent information.
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