Trail Running calendar near Builth Wells 2026-2027

A 5.8 km fell race to the summit of Pen y Fan near Brecon with 588 m of ascent, part of the South Wales Series and the 2026 UKA Fell Running Championship; entries are limited and minimum age is over 16.

Ludlow10 on Sunday 12 July 2026 offers 5k, 10k and half marathon routes through town roads, local woods and trails. Post race hospitality continues into the day.

A fund raising multi lap running event on 12 July 2026 at Old Elizabethans Cricket Club, Worcester, supporting stroke services. Multiple race formats including a solo marathon, relays and a kids Wild Mile.

A fell race at Plas Dolben near Llangynhafal covering about 8 km with 457 m of climb on a partially marked course. There is a 50 minute cut-off at the top gate, entry on the day is £5 and minimum age is over 16.

Purdown Pursuit is a 10 km trail race around Stoke Park organised by Town and Country Harriers with half of proceeds donated to a local charity. The marked course includes steep climbs, uneven ground and marshals along the route.

A multi-distance trek and trail event on the Gower Peninsula based at Penrice Castle, offering camping, GPS-tracked routes, covered rest stops, catering, medical support, and finisher rewards across several distances.

Trail races on the private Merthyr Mawr Estate within Merthyr Mawr Warren National Nature Reserve, featuring a 12K course and a new 40K route that extends along the Glamorgan Heritage Coast.

A guided traverse of all 14 Welsh 3000ft peaks covering about 50 km and roughly 4 000 m of ascent. Available as a 20 hour guided challenge or over two or three days with low ratio qualified mountain leaders.

Three coastal ultras on the Wales Coast Path converging at Cardiff Bay’s Norwegian Church, featuring beaches, dunes, forest singletrack, marked routes, checkpoints and live GPS tracking.

Outdoor obstacle and mud run events at Huntley Estate in July 2026, including an obstacle race, a mostly-obstacle-free mud run, and a 1 km kids race; medals and event shirts are provided for participants and marshals.

An endurance event at Huntley Estate on July 18, 2026 that pairs eight physical strength tests with 1 kilometre off-road runs after each test, with official times, medals, age group categories, parking and space for spectators.

The Dusk to Dawn - Bridgend will take place in Bridgend on Saturday 18 July 2026. You can run 10 miles.

A 5k obstacle event at Worcester Racecourse featuring muddy climb, crawl and slide elements across grass and pavement. Wave starts manage numbers, the event is for ages 13 and over and basic onsite facilities include refreshments and toilet..

A mountain running event on 18 July 2026 covering 15.35 km with 994 m ascent. Entrants must be 18 or older and have mountain running experience.

Multi-distance runs along the Wye Valley Greenway, including a long lit tunnel section. Mostly flat routes on former railway track with feed stations, clear marking and event medals for 5 km or longer.

Two trail races in Aymestrey, Herefordshire, both climbing to the Iron Age hillfort at Croft Ambrey. Routes are fully marked with water stations and a separate juniors 2 km race with medals.

Selworthy Beacon Fell Race on 19 July 2026 covers 4 miles with about 1000 ft of ascent and descent to Selworthy Beacon. The unmarked route starts at Bossington National Trust car park and passes through Hurlstone Combe.

A Trail 10k at Llys y Fran Lake with varied terrain, lakeside and woodland sections, chip timing and a finisher's medal. The race is the second event in the 2026 RTT Series and includes marked routes and water stations.

A new 10 km trail from Ross on Wye along the River Wye with off road terrain and riverside wildlife. Entry is £14.99 via PayPal, minimum age 15, and all finishers receive a bespoke medal.

A three day guided traverse of the Paddy Buckley Round in northern Snowdonia, covering 47 peaks over just over 100 km with about 9,000 m of ascent. Small groups return to Capel Curig each day and receive guided support and a vehicle.