Trail Running calendar near Guildford 2025-2026

We have found 359 Trailruns within 80 miles of Guildford. See below where and when you can find the races.

The Guided Run - Petersfield 10k will take place in Petersfield on Saturday 1 November 2025. You can run 10 kilometers.

The Brewery Trail Run is a 10km (6 miles) trail running event held in the scenic Chiltern Hills near Tring, just 40 minutes northwest of London. Suitable for all abilities, the course features some hills with guided support from experienced trail runners. After the run, participants enjoy a private..

The Fireworks 50 is a 50-mile running event organized by Zig Zag Running, held at Wodson Park Sports and Leisure Centre in Ware, Hertfordshire. Now in its fourth year, this race takes place on a traffic-free athletics track, offering a safe and controlled environment with no risk of getting lost. Th..

The Catherine Wheel Canter, organized by ZigZag Running, is a unique track running event held at Wodson Park Sports and Leisure Centre in Ware, Hertfordshire. Participants can choose from distances including 5k, 10k, half marathon, full marathon, 50k ultra, or a 6-hour challenge, all run on a traffi..

The Wendover Woods Marathon, Half Marathon, and 10k is a scenic running event set in the picturesque Wendover Woods, Buckinghamshire. Participants can choose from multiple race distances, including a marathon, half marathon, 10k, and a junior run, all featuring a challenging multi-terrain course wit..

Enigma Fireworks is a running event taking place on November 7th and 8th, 2025, at Caldecotte Lake in Milton Keynes. The event features both a marathon and a half marathon on each day, with participants completing scenic laps around the lake. Runners can expect a supportive environment with race bri..

The Druid's Challenge is an 83-mile (136 km) ultra marathon held over three days in November, traversing the historic Ridgeway in the UK. Participants experience stunning ancient landscapes, rolling chalk downland, woodlands, and notable monuments such as Stone Age barrows and Iron Age forts. The ev..

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The South Downs Trail Run is a scenic off-road running event held in the South Downs National Park, starting from Goodwood Racecourse near Chichester, UK. Participants can choose from three distances: 21km, 19km, and 12km, catering to all abilities. The course features a mix of forest fire roads, br..

Big Night Out Winchester is an exciting night-time trail running event set in the scenic surroundings of Winchester, Hampshire. Participants can choose between a 22km or 12km course, both illuminated by headtorches as they navigate the trails and pathways. The event features a fully marked route wit..

Freedom Racing's 5 Trails Ultra & 3 Trails event takes place at Westerlands in Graffham, Petworth, within the scenic South Downs. The main Ultra is a stunning 50k loop that links five long-distance trails: the Serpent Trail, New Lipchis Way, West Sussex Literary Trail, Monarchs Way, and South Downs..

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The Dirt Half Challenge is a popular half marathon trail race held in Leighton Buzzard, Bedfordshire. The course features a scenic and challenging route that includes an anti-clockwise lap of Tiddenfoot Waterside Park, a stretch along the picturesque Grand Union Canal towpath, climbs through beautif..

The Remembrance Day Run - South is held in Surrey, at the Wraysbury Skiff and Punting Club by the Riverside in Egham. This 7-hour time challenge allows participants to run a minimum of 5km, with laps of 7km (4.37 miles) along a scenic course beside the River Thames. The route is well-marked and feat..

Remembrance Sunday 2025 is a unique running event scheduled for November 9, 2025, in Brightlingsea, Essex. Participants can engage in a traffic-free, looped trail course, with options to run a marathon or half marathon within a six-hour time limit. The event features an 11 am silence to honor milita..

The One by the Canal is a scenic half marathon trail run held in November, starting at Cowley Recreation Ground and finishing in Watford's Cassiobury Park. The course follows the Grand Union Canal, offering runners beautiful natural surroundings along country trails and woodland paths. The event fea..

The Canvey Island Trail Run will take place in Canvey Island on Sunday 9 November 2025.

The Southampton Half Marathon MoRun is a vibrant running event held at Southampton Common, featuring distances of 1.5k, 5k, 10k, and a half marathon. The course combines paths, trails, and grassy sections with an undulating terrain, suitable for dog walkers and buggy runners, though some parts may b..

The Maverick Exposure Lights Dark Castle is a unique trail running event held in Corfe Castle, Dorset, set against the dramatic backdrop of the historic Norman castle ruins. Scheduled for November 15, 2025, the race offers three distances: 15 km (long), 11 km (middle), and 5 km (short), with elevati..

The Bath Skyline running event, organized by Relish Running Races, offers 5km and 10km off-road races around the iconic Bath Skyline, featuring woodland trails, open meadows, and hilltop views of Bath. Held at the University of Bath's West Car Park, the course is mostly flat with some gentle rises,..

The New Forest Central Trail Run is a scenic trail running event held in the heart of the New Forest National Park, an Area of Outstanding Natural Beauty in the UK. Starting from Roundhill Campsite near Brockenhurst, the course features wide, hard-packed gravel paths weaving through ancient woodland..

The Centurion Wendover Woods 50 is a challenging 50-mile ultramarathon held entirely within Wendover Woods in South East England. The race consists of five 10-mile loops on forest trails featuring a mix of wide, soft paths with runnable climbs and descents, alongside steeper, more demanding sections..