Trail Running calendar near Trethomas 2026-2027

A summer ultra on the Community Forest Path near Bristol with a 45 mile full loop and a 30 mile partial loop. The event features four checkpoints, bespoke finisher medals, timed tracking from 2026 and a mandatory kit list.

A 7 hour time challenge at Dare Valley Country Park where runners pick their distance from a 3km minimum. The event features a cupcake magnet medal, a baking competition, aid tables with vegan options, and free parking.

A children's fun run organised by Afan Valley Swimming Club on 23 August, covering approximately 1 mile of mixed grass and tarmac with uphill and downhill sections. Entry includes a finishers' medal and a bag of sweets.

A 10 mile trail race through Radnor forest in Mid Wales on 23 August 2026, held in aid of the Special Care Baby Unit in Hereford. The route reaches Black Mixen at 2130 ft and includes forestry roads, moorland and tree covered single track.

Trail races at Wimbleball Lake on August 28, 2026 offer 10K and 5K distances plus canicross. Courses use off road terrain with lake views and event facilities include medals, photos, showers and camping.

Experience a point to point mountain ultra from the Black Mountains to Cardiff featuring scenic ridges and historic castles. Choose between 33 or 44 mile distances with indoor aid stations and self navigation along the Cambrian Way.

Train ing Challenge on 29 August 2026 in Bridestowe is an eight hour timed off road event on a former train line. Participants complete 5.3 km laps and may do multiple laps within the permitted time.

Ras Beca is an 8 km race with 320 m of climb near Crosswell in North Pembs. Entry is £5 pre entry or £7 on the day and the event is insured by WFRA. Junior races cover multiple youth age categories.

A chip timed, multi-terrain 10 km through Pershore and nearby countryside, finishing in Abbey Park with Pershore Abbey nearby. Entry is online, limited to 325 places and restricted to participants aged 18 and over.

A timed 8 hour event on 30 August 2026 in Bridestowe with flexible arrival under a TUGG system. Laps are 5.3 km on an old train line, places are limited to 70 and finishers receive a medal.

Ras y Cerrig Glas is an 11.3 km fell race with 350 m of climb held from a small car park between Mynachlog-ddu and Rosebush. The partially marked route requires navigational skills and experience; entry fees include refreshments.

An eight hour timed out-and-back challenge on an old disused train line in Bridestowe on 31 August 2026, with **5.3 km** laps, a 70-person capacity and medals for finishers who complete their final lap within the time limit.

A 7 km fell race with 365 m of ascent in Machen on 31 August 2026. The route runs on steep, loose terrain so trail or fell shoes are recommended and entry is on the day with a £7 fee and age limit over 18.

A new *15 mile* trail event in September 2026 on the Rhymney Valley Ridgeway Walk, with 2,267 ft of ascent, mostly off-road terrain, one fully stocked checkpoint and organised entry support from Rudry to Parc Penalta.

Test your endurance at a looped off road running event featuring 6, 12, and 24 hour challenges. Enjoy a community atmosphere with on site camping and options for solo runners or relay teams on a flat farm based course.

Trail running in the Shropshire Hills from Carding Mill Valley with Marathon, Half Marathon and 10K options across The Long Mynd and National Trust land, waymarked route, on-course aid stations and a finishers medal.

A single lap off road moorland race of about 6 miles starting and finishing at Haytor Rock, with steep climbs, woodland sections and a stream crossing. Entry is limited to 350 runners and the event supports the Moor Trees charity.

A series of runs at Westonbirt Arboretum in Sept 2026 and Feb 2027, offering distances from 1 mile to half marathon on solid forest paths, with marked courses, feed stations, event medals and age‑based entry rules.

A long distance 45 mile walk or run across Wales with an 18 hour time limit. The weekend event includes overnight accommodation, coach transport to the start and refreshments along the route.

Point-to-point 50 km ultra on 5 September 2026 between Ramsbury Brewery and Renegade Brewery. Multi-terrain route with about 75% off-road, four aid stations, chip timing, live tracking and a 9 hour cut off.