Marlborough Downs Challenge

Marlborough, United Kingdom • 4 May 2025

The Marlborough Downs Challenge is a scenic and demanding trail running event held in Wiltshire, featuring two race options: a 33-mile and a 20-mile trail race. The courses traverse off-road tracks and footpaths, passing through notable landmarks such as the White Horse Trail, Avebury stone circle, and the highest points in Wiltshire. Participants will encounter significant elevation gains, including over 3,000 feet of climbing, and enjoy stunning views of the countryside.

The event emphasizes navigation and safety, with route descriptions provided. It is suitable for experienced runners and complies with UK Athletics rules. The 2025 races are scheduled for May 4th, with registration open for both distances. Visit the organization's website for the most recent information.

Race information

33 mi
33 Mile
20 mi
20 Mile
Visit the organization's website for the most recent information.
Trail runs nearby

Join the Wessex Night League in North Salisbury for a one hour score orienteering through urban streets and a hilltop nature park. Fast paced and social, bring lights and hi vis, and pre entry is required.

Enjoy night and day races across Bath Skyline's stone paths, woodland trails and open meadows, with 5km, 10km and a kids 500m plus a dedicated daytime canicross wave. Glow stick marked night courses make for a magical running experience.

Enjoy a small 8 mile trail race through the stunning Avebury World Heritage Site in Wiltshire, weaving past ancient stone circles and rolling countryside. Organised by Marlborough Running Club, this popular November event often sells out.

Join the inaugural FOBS 5K Trail Run and Colour Run in Box on 16 November 2025 and support Box Primary School. Choose a family friendly 800 m colour run or a chip timed 5K through scenic Bybrook valley, with treats and certificates for all.