Trail Running calendar near Hafren Forest 2026-2027

Mynydd Mawr is a midweek race near Caernarfon covering 6.7 km with 450 m of ascent, part of the North Wales Mid Week Series. Navigational skills are required; preregistration is requested and a day-entry fee of £2 applies.

A 5 km fell race near Pengenffordd in South Wales with about 320 m of climb and a route that requires navigational skills. Junior races are available from age 7 and the event is insured by the WFRA.

A backyard ultra at Far Coley Farm on 29 May 2026 where runners complete a 4.167 mile loop every hour until one runner remains. The event features a race village, limited on site accommodation and basic recovery facilities.

A themed 7 hour Time Challenge at Dare Valley Country Park celebrating 50 years of Rocky, with distances from 3 km up to ultra, themed medals, goody bags and aid stations on well maintained park paths.

Phoenix Running South Wales stages the Manta Ray Run at Parc Taf Bargoed, Trelewis. Participants run repeated 5.3 km laps within a seven hour time limit and receive a bespoke finisher medal unless they choose a no medal option.

A new 2026 route through Telford covering a pre-marked 50 miles course that visits Ironbridge and the Wrekin. Four checkpoints supply food and drinks, mandatory kit is required and there is a 9PM cut off.

A 6.4 km fell race at Calon y Cwm camping, Cilycwm, with 244 m ascent on a partially marked route through fields, wet forest, tracks and rocky ground. Entry on the day £7; minimum age over 16.

A mountain fell race of 13 km and 1550 m ascent finishing at Yr Wyddfa Summit, requiring navigational skills and prior mountain experience. Registration is in Llanberis with compulsory coach transfer to the Ogwen start.

A long fell race of 32 km with 2870 m ascent finishing at Yr Wyddfa Summit that requires navigational skill and significant mountain experience; pre-entry includes coach travel, GPS tracking and a souvenir mug.

An approximately 9 km multi terrain loop around Llys y Frân Reservoir on 31 May 2026, with marshals, a water stop and a tail runner. The race is licenced by Welsh Athletics and offers a bespoke finisher medal plus combined race discounts.

A multi-day running series from 01/06/26 to 06/06/26 organised by Supersonic Race Events, with optional racing, age 16+ entry options, and specific refund and transfer deadlines via Nifty Entries.

A six mile mixed-surface race around Thurstaston in Wirral Country Park, organised by local UKA clubs with on-site registration and prize giving. Entry fees apply and a guide runner option is available.

A midweek fell race at Tyddyn Llwyn Camp Site near Porthmadog, covering 5.9 km with 349 m climb. The AS-classified course is partly waymarked, part of the North Wales Mid Week Series, and includes junior categories.

03 June 2026 at Kinver Edge, a 10 km trail run over two laps on local tracks with varied climbs. Canicross is permitted and advance entries cost £10, with limited places and series entry open until 1 May 2026.

A 6 km fell race near Pontesbury on 3 June 2026 with 354 m of ascent, organised by Mercia Fell Runners. Entry is available by pre-entry or on the day and a junior race takes place earlier the same evening.

A four-race summer cross country series in Herefordshire and nearby venues from 3 June to 15 July 2026, with events at Treworgan Farm, Shobdon Woods, Bearwood Farm and Newton Court. Entry is limited to eligible first claim club members.

Deestriders ORGP Race 1 is a multi terrain, approximately four mile race on 4 June 2026 at Care & Repair NE Wales in Shotton. Entry is £10 or £8 for affiliated club members and the field is limited to 200.

A 40 mile coastal ultra on 6 June 2026 from Porthcawl to Lavernock Point along the Wales Coast Path, featuring beaches, cliffs and Ogmore Castle, with three staffed checkpoints and no formal time limit.

A multi-distance fundraiser at TF4 3HZ with 8 mile laps that form 16 mile and marathon options, a mixed paths-and-tracks route through the Valley of Ironbridge, and a playful fancy dress tradition. Entry fees are listed from £30 to £42.

Trail races in the Bannau Brycheiniog (Brecon Beacons) offering Marathon and Half Marathon distances plus bergen versions with a 45 lb pack. Routes run on mountain trails with substantial ascent and finishers receive medals and mugs of tea.