Trail Running calendar near Hertfordshire 2025-2026

Tunnel Vision is a Race Harborough night and dawn running event in Market Harborough, Leicestershire. The out-and-back 5-mile race offers a unique route through the Oxendon Tunnel, a 422m old railway tunnel lit with mood lighting while participants run through it (headtorches required). The surface..

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 The Druid's Challenge will take place in Tring on Friday 7 November 2025. You can run 86 miles.

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..

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..

Freedom Racing stages the 5 Trails Ultra and 3 Trails Half at Westerlands, Graffham, near Petworth in the South Downs (GU28 0QJ). The day offers two distances: a 50km Ultra that weaves five long-distance trails—Serpent Trail, New Lipchis Way, West Sussex Literary Trail, Monarchs Way and the South Do..

The Dirt Half Challenge is a popular, award-winning half marathon trail race held in Leighton Buzzard, Bedfordshire. The course features a stunning and challenging route that begins in the historic market town and includes an anti-clockwise lap of Tiddenfoot Waterside Park. Runners then follow the s..

The Seagrave Wolds Challenge is an annual cross-country running and walking event held in the scenic Leicestershire Wolds countryside near Seagrave village. Covering approximately 16 miles of varied, hilly terrain, the route changes each year and includes footpaths and private land. The event emphas..

Canvey Island Trail Run is a timed, self-supported anti-clockwise loop around Canvey Island, starting and finishing at Waterside Farm Leisure Centre. Organised by Multisport Management and supported by Canvey Island Council, the course mostly runs along the seawall, mixing concrete paths with trails..

The Remembrance Day Run - South, hosted by Saturn Running, takes place in Surrey at the Wraysbury Skiff and Punting Club along the scenic River Thames in Egham. This 7-hour time challenge allows participants to run multiple laps of a 4.37-mile (7km) course, which features a mix of well-made paths, t..

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 SATURN Remembrance Day Run 2025 - South is a commemorative running event held at Wraysbury Skiff & Punting Club, Egham, along the scenic River Thames. Participants can run a flexible distance within a 6 hour and 32-minute timed challenge, with laps of approximately 7km (4.37 miles) or a shorter..

The One by the Canal is a scenic half marathon trail run starting at Cowley Recreation Ground and following the Grand Union Canal's picturesque natural surroundings, finishing in Watford's Cassiobury Park. The course features country trails and woodland paths, marked and marshalled for safety, with..

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..

The Rugged Radnage 10K Run, held in the Chiltern Hills near Radnage village, offers a challenging mixed-terrain course featuring roads, trails, footpaths, woods, and fields with notable ascents and descents. The event includes both 5K and 10K distances, with the 5K covering half of the 10K route. It..

5th Sundon Saunter, run by the Beds Bucks & Northants LDWA group, is a multi-distance social challenge walk. Set at Barton-le-Clay Village Hall (MK45 4JY), it offers 27- and 18-mile routes for walkers and runners, plus a 13-mile option for walkers only. The route follows field paths, tracks, woods a..

Roly's Run 2025 is set in the Meon Valley, Hampshire, with Race HQ at Swanmore Village Hall. The event offers 15-, 20- and 40-mile options, with walkers welcome on the shorter routes and the ability to swap between 15/20 on the day. The clockwise courses start at Swanmore, passing Beacon Hill, Exton..

The 666 Trail Run, organized by Ashford Tri Club, is a unique trail race held in Kings Wood, Challock, Ashford. Established in 2010, the event features a 6.66-mile course through woodland terrain, offering a challenging and scenic run. The race is known for its "devilishly good" distance and slightl..

The Broadway Marathon & Half Marathon take place in Broadway, Worcestershire, in the northern Cotswolds. Runners can choose between a full marathon and a half marathon, both licensed by the TRA and run under UK Athletics rules. The route is largely on trails and unpaved tracks, with a few minor road..

The Devil's Punchbowl 10km is a guided trail run held in the scenic Devil's Punchbowl, a natural amphitheatre located in Hindhead, Surrey. This 10km route features challenging hills and beautiful trails, offering runners spectacular views from the summit. Designed for trail running newcomers and tho..