Course
Point-to-point bridleway races finishing at Marlow Park, Grafham Water. The 50-mile ultra starts at Hanslope Village Hall and the marathon at Yelden Village Hall, both following the Three Shires Way past the Bucks, Beds and Northants boundary at Threeshire Wood before a 12.4-mile loop of Grafham Water. Way-marked, with staffed aid stations and progressive cut-offs.
Key dates
- !RegistrationOpen now
- ★Race daySat 19 Jun 2027
About
The Three Shires Way Ultra & Marathon is a challenging running event traversing the rural landscapes and ancient woodlands of Buckinghamshire, Bedfordshire, and Northamptonshire. Runners will follow the Three Shires Way bridleway, experiencing a scenic point-to-point route that offers both 50-mile ultra and marathon distances through picturesque countryside.
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