Trail Running calendar near London 2026-2027

We have found 550 Trailruns within 80 miles of London. See below where and when you can find the races.

SOX 10 km on 13 September 2026 at Ridgeway View Campsite near Wallingford features a multi terrain 10 km and a canicross 10 km, finishers get a medal, pint cup and free drink while fundraising supports the Thames Valley Air Ambulance.

Timed laps on a 5.3 km riverside course along the Thames allow runners to build distances from 5 km up to ultras. First 50 entries receive a black and yellow plushie and a Feisty mini me medal; a no medal option is available.

A 7-hour lapped trail event near Hitchin with a 5K loop, event village and a Mini Mile for children; organised by Run Strong with a virtual option and part of proceeds going to charity.

A single-loop 50 mile trail through the Chiltern countryside with about 5600 ft of climb, based at Goring Village Hall in Oxfordshire. The route passes historic villages and includes five aid stations, a marked course and medical support.

Trail event at Suffolk Running Centre offering 5k, 10k, half marathon, marathon and ultra on social out and back routes. Aid stations every 10 km, parking included, bespoke finisher medals and a seven hour cutoff.

Triple Trail Races on 19 September 2026 at Loddington Farm offers 25 km, 50 km and 100 km routes across Kent's North Downs Way, Greensand Way and Weald Way, with on site race village, camping, food vendors and recovery facilities.

MacTuffX Watford on 19 September 2026 offers solo, doubles and relay entries over two interval formats, 10x400m and 10x800m. All entrants must be aged 18 or over and fees vary by category.

Run Wytham Woods offers 5K, 10K and a 1 mile family fun run through Wytham Great Wood near Oxford on September 19th 2026. The event is organised by the Eynsham community with local partners and a sponsor.

Trail races near Clipston on Sunday 20 September 2026 include a Half Marathon and a Country 5 mile route across bridleways and footpaths. Medals and homemade cakes are provided for all finishers.

A looped technical trail in the New Forest with a Grade I listed manor house backdrop. Runners choose distance on the day from 5K up to ultra marathon and receive a medal after one loop.

A marathon and half-marathon along the Ouse Valley Way in Huntingdonshire on 20 September 2026, finishing at Earith on mostly flat grass, gravel and tarmac paths. The races are registered with the Trail Running Association and insured under..

Join this flexible timed event along the flat River Thames towpath in Walton on Thames. Complete as many laps as you like over seven hours to achieve distances from 5km to an ultra marathon.

Looped trail event in the Chilterns based at Henley on 26 September 2026. Offers 50 km, 25 km and 10 km distances with covered rest stops, GPS tracking, medical support and camping at basecamp.

An obstacle race weekend at Pippingford Park near Nutley, East Sussex, offering Sprint, Super, Beast, Ultra and Kids races across rolling, often wet terrain. The Ultra includes the British OCR Ultra Championship for eligible entrants.

A 10-mile trail race at Chilton Manor Farm featuring private trails, 240 m of elevation and a 1-mile Yew tree-lined finish. The route includes water stations, medics and a bespoke finisher medal.

A last person standing backyard ultra at The Waggoners pub in Welwyn where runners complete a 4.167 mile loop every hour until a single runner finishes a loop alone. Pub facilities, an athletes menu and limited marquee space are available.

Experience an autumn run through scenic pumpkin fields and farm tracks in Colchester. With 10k, 5k, and 1k distances, this flat off road event features chip timing and a family friendly event village.

Trail races at Salisbury Racecourse feature marathon, half marathon and 10K routes across undulating downland and ancient tracks, with parking, permanent toilets and hot showers. Finishers receive medals and the top three in each event rece..

Volunteer run charity 10k and 3k through farmland near Grantchester on 27 September 2026, supporting Maggie’s Centre Cambridge and Addenbrooke’s Charitable Trust. Chip timing, medals, trophies, parking and post run services available.

Ten mile trail race at Eridge Park on 27 September 2026 featuring steep climbs, muddy and technical single track, GPX course maps, finisher memento, trophies and a free pint and cake for finishers.

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