Trail Running calendar near Henley-on-Thames 2025-2026

We have found 387 Trailruns within 80 miles of Henley-on-Thames. See below where and when you can find the races.

The Bradenham Blast is a highly regarded trail running event featuring 5km and 10km courses set in the picturesque Chiltern countryside. Known for its challenging hills and scenic views, the race takes participants through tranquil beech woodlands and rugged trails. It is designed for runners of all..

The Farnham Pilgrim Marathon is a challenging trail marathon set in the picturesque Surrey Hills, known for its stunning scenery and diverse terrain. Scheduled for September 2025, this event offers participants a unique running experience, with options for both a half marathon and a full marathon. T..

The Coln Valley 2, 5, and 10km Charity Trail Run is set to take place on September 7, 2025, organized by the Friends of Hatherop Primary School. This scenic event runs along the picturesque Coln River valley, offering distances suitable for all ages and abilities. Participants can enjoy a fun-filled..

The C2C Essex Ultra is an ultramarathon event taking place in September 2025, offering participants the choice of running or walking either 30 or 50 miles along the scenic Essex Riviera. Organized by c2c, the event aims to raise funds for the children's cancer charity Gold Geese, which provides esse..

The Isle of Wight Fell Race Series 2025 is a thrilling two-day event taking place on September 13th and 14th, featuring a series of challenging fell races. Hosted at St Catherine’s School in Ventnor, the series includes three races: The St Boniface Fell, The Ventnor Horseshoe, and The Wroxall Round,..

The Brighton 50/50 event, organized by RunThrough UK, features a range of trail races including 50 miles, 50k, and 23k, all set against the stunning backdrop of the South Downs and Brighton coastline. Participants will experience a challenging yet rewarding course that showcases beautiful landscapes..

The Thames Path Ultra Challenge is a premier endurance event taking place along the scenic Thames Towpath, featuring various distance options including 100 km, 75 km, 50 km, and 25 km, as well as a Henley 10K. Scheduled for September 13-14, 2025, the challenge attracts over 3,000 participants, offer..

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Bewl Water Autumn is a scenic bi-annual race series held near the Bewl Water Visitor Centre in Lamberhurst, Kent. The event features four courses: a 10km, half marathon, marathon, and ultra 50km, all set against the backdrop of beautiful rural trails and quiet country lanes, offering stunning views..

The The Sudbury Trail Run will take place in Sudbury on Sunday 14 September 2025.

The Bradley Fell Race, organized by the British Open Fell Runners Association (BOFRA), is set to take place in Bradley Village, near Skipton, North Yorkshire. This event features various age categories, including Under 9, Under 12, Under 14, Under 17, and Seniors, with a challenging course of 3.50 m..

The Sandridge 10k is a scenic trail running event set in the picturesque village of Sandridge, near St Albans. Participants can enjoy a beautiful 10k course that showcases the natural beauty of the area. The event is organized by Active Training World, and it promises a rewarding experience for both..

The Run London Epping Forest Trail 10k is a popular running event scheduled for September 14, 2025, in the scenic Epping Forest, Chingford. Participants will complete a 10k course consisting of two laps through the forest, known for its rich biodiversity and beautiful landscapes. The race is designe..

The Alf Shrubb Memorial 10k and 5k is a running event held in Slinfold, honoring local hero Alf Shrubb, a renowned runner born in the village. Scheduled for September 14, 2025, the event features a scenic route through the beautiful West Sussex countryside, with chip-timed races for adults and child..

The Guided Half Marathon - Winchester will take place in Winchester on Saturday 20 September 2025. You can run 13 miles.

The Triple Trail Races, part of the Embrace Ultra event, is set to take place in Kent, featuring two main race options: a 100km Full Loop and a 50km Half Loop. The 100km race is unique as it is the only single-loop ultra marathon in Kent, traversing iconic trails like the North Downs Way and Greensa..

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The Cotswold Way Century is a challenging trail running event covering approximately 102 miles from Chipping Campden to Bath along the scenic Cotswold Way National Trail. Participants have 32 hours to complete the course, which features a variety of terrains, including hilly paths, stone tracks, and..

The Hambledon Hilly is a running event celebrating its 10th edition, set to take place at the picturesque Hambledon Vineyard, England's oldest commercial vineyard. This special occasion features multiple race distances, including 1km, 2km, 5km, 10km, and 20km, catering to various age groups. The eve..

The Centurion Chiltern Wonderland 50 is a challenging 50-mile ultramarathon set in the scenic Chiltern Hills, featuring a single-loop course that includes 5,600 feet of elevation gain. Runners will traverse picturesque villages and historic sites, with the route primarily consisting of trails. The e..

The Cotswold Half Way is a challenging trail running event covering approximately 47 miles along the scenic Cotswold Way National Trail, from Chipping Campden to Painswick. Participants will navigate a hilly terrain featuring beautiful viewpoints and charming villages, with a mix of paths, tracks, a..

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The Humanity Direct Tring Ultra is a one-day ultra marathon event set in the scenic Chilterns, designed for both novice and experienced runners. Participants can choose from three distances: a full 50km ultra, a 27km half ultra, or a 10km option. The event not only offers a challenging running exper..