Trail Running calendar near Trethomas 2026-2027

We have found 344 Trailruns within 80 miles of Trethomas. See below where and when you can find the races.

Test your endurance at MacTuffX Brierley Hill in October 2026. Choose between 400m and 800m intervals in solo, double, or relay formats for a unique racing experience. This event is open to all participants aged 18 and over.

Experience the bouncy inflatable obstacle course at Cheltenham Racecourse. Choose between several distances and navigate through a series of large inflatables while earning your finisher medal.

Experience a 32 mile trail journey through the remote Cambrian Mountains and toward Lake Vrynwy. This sustainable event features a fully marked course with 4862 feet of elevation and a 14 hour cut off time.

Experience a 55 km journey through the scenic Forest of Dean featuring technical trails and river views. This self navigation ultra marathon offers dedicated support and a separate category for Canicross runners.

Experience a multi terrain race over Pen Dinas and Constitution Hill starting from the Aberystwyth Promenade. With distances for both seniors and juniors, runners face climbs on gravel, grass, and rocky paths with coastal views.

MacTuffX Swindon features a series of repetition based running formats including solo and team categories. Participants choose between multiple 400m or 800m loops in this structured athletic event for adults.

Join this flexible 7 hour time challenge at Dare Valley Country Park featuring distances from 3km to Ultra Marathon. Enjoy a well stocked aid station and earn a unique themed medal on scenic parkland paths.

Blaze the Biblins on 18 October 2026 is a scenic 10k trail race through ancient woods and riverbanks near Ross on Wye. Expect technical single track, climbs including the notorious Demon hill, and a lively village finish.

Join the Aberfan Memorial Run in Merthyr Tydfil to honour the 1966 victims and support the Aberfan Memorial Charity. Choose 5 km to ultra on a scenic tarmac loop along the Taff Trail with flexible start times and official timing.

Roughly 12K trail run on bridle paths and the Imber Range near the Westbury White Horse on 18 October 2026. Limited to 200 places so book early for a bespoke finisher medal and category prizes.

Experience a true multi terrain challenge in the East Devon countryside with routes featuring hills, mud, and river crossings. Choose between three distances starting from Stockland Village Hall for a family friendly atmosphere.

Keynsham Dandy is an off-road race on Sunday 18 October 2026 around Keynsham. The roughly 12.5 mile course starts at The New Inn and includes the revived Compton Dando route with a stream feature.

Experience the ancient landscapes of the Wyre Forest in this autumn trail run featuring 13 mile and 7.6 mile routes. Participants enjoy marshalled woodland trails with full race timing and finishers medals.

Seven consecutive offroad race days at Pengethley Manor from 19 to 25 October 2026 with a seven hour time limit each day and distances from 5k to ultra. Each day awards a unique Halloween themed medal and a virtual option is available.

An offroad Halloween race at Pengethley Manor offering 5k, 10k, half marathon, marathon and ultra distances with a seven hour time limit. In-person and virtual entries are available and paid verified finishes receive themed medals.

Part of a Halloween race series at Pengethley Manor, The Scary Scamper offers 5k, 10k, half, marathon and ultra options on a tough off road loop with a seven hour time limit and a virtual option worldwide.

Part of a Halloween series at Pengethley Manor, The Creepy Crawl offers 5k to ultra distances on an offroad, lap-based course with a seven hour time limit. Virtual entries and themed medals are available for paid participants.

A Halloween themed offroad event at Pengethley Manor offering 5k, 10k, half marathon, marathon and ultra options with a seven hour time limit. In person and virtual entries are available and medals are themed to the series.

A Halloween series race at Pengethley Manor with 5k, 10k, half marathon, marathon and ultra options and a seven hour time limit. The offroad course runs inside the manor grounds and includes a hill and vineyard sections.

A Halloween series event at Pengethley Manor offering 5k, 10k, half, marathon and ultra distances on a tough offroad course with vineyard laps. Entrants have seven hours to finish and virtual participation is available.