Trail Running calendar near Hemel Hempstead 2025-2026

We have found 361 Trailruns within 80 miles of Hemel Hempstead. See below where and when you can find the races.

The Rushmoor Wellesley 10k is a community-organized running event held near Aldershot, Hampshire, starting and finishing at the Military Athletics Stadium. Scheduled for Sunday, 5th October 2025, the race features a very flat course primarily along Wellesley Woodlands footpaths and the Basingstoke C..

The Thompson Millennium Green 10K and 5K are multi-terrain running events held in Thompson, Norfolk, featuring scenic routes through farmland, lanes, and bridleways around the Millennium Green. The 10K course is fairly flat, ideal for personal bests, starting and finishing on the Green, passing land..

Thames Meander Autumn is Hermes Running’s scenic riverside race series, starting from the Petersham & Ham Sea Scouts HQ, Douglas House Meadow, Richmond, TW10 7AH. Distances available are 10km (one out-and-back lap), half marathon (13.1 miles, one out-and-back), and marathon (26.2 miles, two out-and-..

The HAVOC Twilight Series 2025 No.3 in Brentwood is a midweek street orienteering event featuring a spiral score course through local streets, parks, and woods. Participants choose between two time limits: a 60-minute long course or a 40-minute short course, aiming to visit as many controls as possi..

The Kent Downs 50 Ultra Challenge is a 50km endurance event held near Maidstone, Kent, known as the "Garden of England." Participants can walk, jog, or run the main 50km loop, which follows the North Downs Way, passing Blue Bell Hill, Aylesford, the River Medway, Mote Park (halfway point with a picn..

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The Barrows and Downs event, organized by And Over Trail Events, is a marathon and half marathon set in the historic southern Salisbury Plain in Wiltshire, England. Participants run among ancient barrows dating back to 3500 BC, enjoying scenic views of the Wiltshire Downs. Both race routes start and..

The Cowdray Autumn Trail Run, held at the scenic Cowdray Estate in Midhurst, offers three challenging distances: 5km, 10km, and 10 miles. The courses feature undulating terrain with steep uphill and downhill sections, traversing bridleways, footpaths, the Serpent Trail, and Sussex Diamond Way, inclu..

The Run the Wild Half Marathon - Autumn Edition is a 13-mile (21.1 km) trail running event set in the scenic Chiltern Hills, just 40 minutes northwest of London. Featuring rolling chalk hills and woodland paths with an ascent of around 300 meters, the course offers a welcoming atmosphere for all abi..

RunThrough Trails Beat Box Hill returns on Saturday 11 October 2025 at Box Hill Trail, Tadworth (KT20 7LB), Surrey. The event offers two scenic trail distances – 21k and 50k – along the iconic Box Hill with challenging gradients and mixed terrain. The 50k route features about 1,364 meters of elevati..

The Cowdray Estate Trail Run Series, organized by Raw Energy Pursuits, offers a variety of trail running events set in the scenic Cowdray Estate in West Sussex. The series includes multiple distances such as 5km, 10km, and 10-mile runs, held across different seasons—spring, summer, autumn, and winte..

The ATW Holdenby House Trail & Canicross event takes place on the historic 2,000-acre Holdenby Estate in Northamptonshire, featuring a scenic 5.4 km traffic-free trail through estate grounds and surrounding farmland. Participants can choose from 5k, 10k, or half marathon distances, with laps corresp..

The Marlow Donkey is a Thames Valley LDWA challenge walk held in Marlow, Buckinghamshire, in the Chiltern Hills. Entrants choose between 16 miles and 25 miles, with maximum times of 8 hours and 9.5 hours respectively. The start and finish are at Liston Hall, in a friendly, club-style atmosphere with..

The Frieth Hilly 5km & 10km is a challenging mixed-terrain running event held in the scenic Chiltern Hills near Frieth, between Marlow and Henley-on-Thames, about 35 miles from central London. The race features winding woodland paths and country roads, offering stunning views throughout the course...

The Southend Pier Marathon is a unique running event held in Southend On Sea, UK, featuring a full marathon distance of 26.2 miles entirely on the world's longest pleasure pier, which stretches 1.34 miles over the sea. This historic pier, dating back to 1830, offers runners a rare experience of raci..

North Chilterns 50K is Runaway Racing’s 50‑km trail ultramarathon based at Putteridge Bury Country House near Luton. The route threads the North Chilterns on the Chiltern Way, heading from Lilley to Warden and Barton Hills, with Pegsdon Hills offering panoramic views. The course is undulating with a..

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The Titsey Trail 10K is a scenic trail running event held in Oxted Woodlands, Surrey, offering a single-lap 10-kilometer course through Limpsfield Common and the High Chart of Surrey and Kent. The route is mostly off-road, featuring forest tracks, footpaths, and bridleways with gentle slopes but no..

The Ridgeway Run is a challenging 15-kilometre (9.3 miles) trail race organized by Tring Running Club, featuring scenic routes mainly on footpaths and bridleways with stunning views of the Chilterns. The course starts near Tring, ascends through the Ashridge Estate past the Bridgewater Monument, fol..

Buckingham 10k is a charity running event in Buckingham Town Centre. The 10km multi-terrain route, organized by Run for the Sky, starts in the town centre and winds through Stowe Avenue, Stowe National Trust Gardens and farmland, offering a small-town atmosphere that blends urban and countryside sce..

The South Downs Way Ultra Run is a 30-mile trail running event starting and finishing at Harting Down in West Sussex. The course showcases some of the best sections of the South Downs Way and nearby areas, including Beacon Hill, Cocking Down, and the ancient woodlands of Kingley Vale, known for its..

The Gatliff Marathon is an annual challenge event held in the Kent, Surrey, and Sussex countryside, starting at Edenbridge Cricket Club in Kent, UK. Participants can choose to walk, jog, or run either 25km or 50km along varied footpaths and tracks. The course changes each year, with route details an..