Trail Running calendar near Brecon 2026-2027

MacTuffX Swindon at County Ground on 11 October 2026 offers solo, doubles and relay functional fitness races for ages 18 and over, combining ten Xercises with repeated 400 m or 800 m running segments.

A ridge fell race on the Cat's Back in the Black Mountains covering about 11.7 km with 492 m of ascent. The route includes steep climbs, technical rocky sections, a trig at the summit, and a ridgeline descent back to the event field.

A community off road running event in Marshfield on Sunday 11 October 2026 with children's and adult distances. Entries support Marshfield Primary School and the routes use temporary access across private land.

Trail running event at Blaise Castle, Bristol, with 1K, 5K and 10K options and free entry for under 16s. The event is organised by Black Trail Runners and includes course maps, photos and results.

A 7 hour Time Challenge at Dare Valley Country Park offering flexible distances from 3km up to 50km. The event includes themed medals, finishers' goody bags with a vegan option, aid stations, free parking and basic venue facilities.

An untimed 5k and 10k mud and obstacle run at Lyons Lane Motocross LTD in Shrewsbury, featuring brook crossings, hill climbs, a mud crawl and a water slide finish; specific age and supervision rules apply for children.

Cadair X is a 13.1 mile mountain half marathon with 1165 m of ascent that climbs to the 893 m summit of Cadair Idris. The marked route crosses woodland, glacial lakes and technical summit terrain and a GPX file is available.

A *50 km* trail on the marked Brenig Way from Corwen to Llyn Brenig dam, with 1450 m ascent, varied upland and forest terrain, three checkpoints, required kit and GPS trackers provided.

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.

A roughly 12K off-road race on 18 October 2026 that follows bridle paths along the Imber Range and passes close to the Westbury White Horse, with limited places, age and equipment restrictions, and finishing medals for all.

A multi terrain trail event in Stockland, East Devon on 18 October 2026 offering 10 km, 5 km and 3 km routes across fields, lanes and river crossings, with village hall HQ and on site refreshments.

Keynsham Dandy is an off-road race on 18 October 2026 organised by Town and Country Harriers; the roughly 12.5 mile course starts in Keynsham and includes the revived Compton Dando route with a stream, with Race HQ at The New Inn.

Trail running in Wyre Forest on 18 October 2026 with a timed half marathon and a 7.6 mile Super Seven option, finishers medals, category prizes, medical cover and fully marshalled, signed routes.

Trail races at Oxwich Bay with a self-navigated half marathon plus marked 10k and 5k routes. The event is postponed and a new date will be announced.

A memorial road and off road event organised by Green Events featuring a half marathon and a 12k in mountainous scenery. The race is cupless, open to those over 16, and lists online and on the day entry options.

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 5k night trail at Dunkertons Park in Cheltenham where runners use head torches to light the course. Open to ages 16 and over, with prizes for top three men and women and on-site refreshments and safety rules.