Trail Running calendar near Guildford 2024-2025

We have found 325 Trailruns within 80 miles of Guildford. See below where and when you can find the races.

The Magna Carta Spring event, scheduled for April 26, 2025, is a scenic running event held in Runnymede, near the historic site where the Magna Carta was signed in 1215. Participants can choose from a marathon, half marathon, or 10K race, all starting at the Wraysbury Skiff & Punting Club along the ..

The Angmering Bluebell Trail Run, scheduled for April 27, 2025, is a celebrated annual event held at the Angmering Park Estate in West Sussex. Now in its 21st year, participants can choose between a 10-mile or a 10km trail run, both set against the stunning backdrop of blooming bluebells. The course..

The Rathfinny Run is a unique running event set in the picturesque Rathfinny Wine Estate, known for its commitment to environmental sustainability. Scheduled for April 27, 2025, this carbon-neutral race features two distances: a 10.7km single loop and a half marathon, both traversing hilly trails am..

The Surrey Hills Half Marathon is a scenic trail running event that takes participants through the stunning landscapes of the Surrey Hills, starting and finishing in Guildford. This 13-mile guided run is ideal for those new to trail running or those who prefer a supportive group environment. Runners..

May 2025

The Centurion Thames Path 100 is a prestigious 100-mile trail race that takes place along the scenic Thames Path, stretching from Richmond in London to Oxford. This event, held annually, features a flat and fast course with a total elevation gain of 1,900 feet. Participants must complete the race wi..

ITRA Points

The Isle of Wight Ultra Challenge, taking place on May 3-4, 2025, offers participants a stunning coastal path experience with various distance options including 106 km, 53 km, 50 km, 25 km, and a 10-mile challenge. Up to 2,000 adventurers can choose to walk, jog, or run, starting from Chale Basecamp..

The Mid Sussex Marathon Weekend is a popular running event returning for its 14th year in 2025, featuring a variety of races over a Bank Holiday weekend. Participants can choose from a 10K, 10 Mile, or a full marathon, with races taking place in East Grinstead, Haywards Heath, and Burgess Hill. The ..

The Mapledurham Backyard Ultra is a thrilling last-man-standing running event set to take place on May 3, 2025, at Mapledurham House in Reading. This ultra marathon features a 4.167-mile loop through scenic Chazey Woods, where participants run on the hour, every hour, until only one runner remains. ..

The Three Forts Challenge is a renowned running event held annually in Worthing, featuring three race options: a full marathon, a half marathon, and a 5-mile trail run. Starting and finishing at Lancing Manor Leisure Centre, the marathon covers a challenging 27.2-mile course with steep climbs and sc..

The Marlborough Downs Challenge is an exciting trail running event featuring two distances: a 33-mile race and a 20-mile race, both set in the stunning Wiltshire countryside. Participants will navigate scenic routes that include the Wansdyke Path, Tan Hill Way, and the White Horse Trail, with signif..

The Two Castles Trails is a unique trail running event featuring narrative races that guide participants through a circular route around Hedingham and Clare Castles. With 90% of the course off-road, runners will experience diverse terrain while following written instructions instead of traditional m..

The BigWayRound - Winchester Trails Festival is an exciting running event set in the historic city of Winchester, England. Participants can choose from various distances, including a 14-mile, 19-mile, marathon, and a 50k ultramarathon, each offering a unique challenge along scenic trails. The course..

The Ridgeway 40 Walk is a challenging 40-mile linear walking event taking place from Avebury Sports and Social Club to Morrell Room in Streatley. Scheduled for May 10, 2025, participants will traverse the ancient Ridgeway track through the scenic chalk downlands of Wiltshire, Oxfordshire, and Berksh..

The Run to the Sea Brighton is a 50km ultramarathon that offers a scenic and diverse multi-terrain route from Horsham to the Brighton seafront. This event is designed for both beginners and experienced ultramarathoners, featuring beautiful trails and rolling downs. Participants can expect a well-org..

UTMB Index

The Collingbourne Races feature a half marathon and a 10km run, both set in the picturesque Collingbourne woods in Ludgershall. This off-road event offers a mix of bridle tracks, woodland paths, and single track running, making it suitable for all levels of runners. Participants can expect ample par..

The Semington Slog 10K is a community-focused running event taking place in Semington, with the route starting and finishing at St Georges School. Participants will enjoy a scenic 10K course that includes the Kennet and Avon Canal towpath, leafy lanes, and bridle paths, while a shorter 2K loop is al..

The Bewl Water Spring event is a scenic running series held bi-annually at Bewl Water Country Park in Kent, featuring ultra marathon, marathon, half marathon, and 10km distances. Starting from the Bewl Water Visitor Centre, the courses traverse undulating rural trails and quiet country lanes, offeri..

The London 100 is an exciting 100KM running event set in Central London, organized by Camino Ultra. Participants will tackle four 25KM legs, exploring the city while passing over 100 iconic landmarks. The event is designed to cater to both first-time runners and experienced athletes, making it an in..

The Stroud Trails Event, organized by Iamoutdoors, features four trail running options: a Quarter Marathon (11K), Half Marathon, Marathon, and an Ultra 40. Set in the picturesque Cotswold hills, participants will experience a mix of local trails, famous towpaths, and disused railway tracks, all whil..

The Halstead & Essex Marathon is an annual running event that will take place in May 2025, marking its 29th year. Organized by Halstead Road Runners, the marathon features a scenic course through the picturesque countryside of North Essex, primarily on quiet roads with minimal traffic. The event att..