Trail Running Calendar Wales 2025-2026

We have found 116 Trailruns in Wales. Check below where and when you can find the races.

Celebrate Rocky at 50 with a scenic Time Challenge at Dare Valley Country Park, choosing laps to suit any distance from 3 km to an ultra. Finishers get a themed medal and goody bag, plus park views and on course refreshments.

June 2026

Experience Pembrokeshire Coastal Races, a coastal trail and ultra festival on the Wales Coast Path finishing on a dramatic clifftop campsite. Choose distances from 22 mile to 100 mile and enjoy camping, food stalls and stunning sea views.

UTMB Index

Take on the VOGUM 40 mile ultra along the Wales Coast Path on 6 June 2026, enjoying beaches, cliffs and coastal castle views from Porthcawl to Penarth. Fully staffed checkpoints and no time limit make this a stunning and supported adventure..

Midnight Mountain Marathon in Brecon Beacons lets runners start in daylight and finish under stars while crossing iconic summits like Pen Y Fan. Pick marathon, half or bergen entries and collect a finisher medal plus a warming mug of tea.

Challenge yourself across the iconic Welsh 3000s in Snowdonia on a guided, non competitive ultra that covers all 15 peaks, about 30 miles and 4,000 m of ascent. Qualified mountain leaders, transport, support vehicle and food stations make t..

Join a guided mountain run on the Snowdon Range on 14 June 2026, covering 20 km with 1,900 m of ascent between Beddgelert Forest and Llanberis. Small groups led by qualified mountain leaders offer a focused recce of one leg of the Paddy Buc..

Ultra Wales is an epic 51 mile mountain and trail race around Coed y Brenin in Southern Snowdonia, climbing 2,898 m and taking in peaks like Cadair Idris. Limited to 500 runners with a 20 hour cutoff and live GPS tracking.

UTMB Index

Take on a scenic 10k around the Lake Vyrnwy estate, tackling varied trail surfaces with stunning lake views and rolling climbs. Friendly race day vibe, finisher medal and post race treats make this an ideal early summer challenge.

Enjoy a scenic 10k around the private Lake Vyrnwy estate in Llanwddyn on Sunday 21 June 2026, with mixed trails, lakeside views and challenging climbs. Finishers get a medal and post race goodies.

July 2026

Run the PIGUM 30 mile ultra around Abergavenny, summiting Sugar Loaf and tackling over 5,400 ft of ascent on scenic trails. With three fully manned checkpoints, generous support and no time limit, it is a bold, well looked after challenge.

Run around 27 miles of mountain terrain to the source of the River Severn, climbing Plynlimon before following riverside paths into Mid Wales. Part of the MTC Severn Challenge, this scenic ultra offers rugged views and checkpoint support.

Run a five day, 220 mile ultra along the River Severn, following the Severn Way with rugged, sometimes overgrown trails and GPX navigation provided. Each day is a separate race with bespoke medals and a big trophy for completing all five.

Tackle the 48 mile MTC Severn Plod Ultra, a point to point scenic ultramarathon from Mid Wales to Shrewsbury along river paths and country trails. Expect rugged terrain, checkpoint support and an unforgettable challenge for experienced runn..

Run through dramatic Snowdonia scenery from Llanberis on 11 and 12 July 2026 with 10k, half, marathon and ultra options, plus a lively event village. Bilingual welcome and stunning mountain views make this a memorable trail weekend.

UTMB Index

Take on Snowdon in a thrilling 24 hour ultra where runners aim to ascend and descend the peak as many times as possible. Solo and team relays in a UTMB indexed event combine stunning mountain scenery with a lively festival vibe.

Explore the Gower Peninsula on 18 and 19 July 2026 from Penrice Castle basecamp, following a figure of eight route across beaches, limestone cliffs, moors and woodland. Choose a continuous 100 km, a two day 100 km or shorter loops.

UTMB Index

Take on coastal trails at Merthyr Mawr Warren National Nature Reserve on 18 July 2026 with 12K, 40K and family races like Bunny and Toddler Dash. Expect sand dune descents, river crossings and dramatic cliffside views for a true Welsh trail..

Take on the legendary Welsh 3000 Challenge across all 14 Snowdonia peaks in one epic outing or over 2 days. Guided groups, checkpoints and return transport help you tackle rugged ridges and 50 km with 4000 m of ascent.

Run 30, 50 or 100 miles along the stunning Wales Coast Path, finishing at the Norwegian Church in Cardiff Bay. Expect coastal trails, beaches and dunes with live GPS tracking and staffed checkpoints for a true seaside ultrarun.

UTMB Index

Tackle the legendary Paddy Buckley Round in a guided, fully supported three day traverse of northern Snowdonia, visiting 47 summits and wild ridge lines. Perfect for experienced mountain runners seeking a big, guided challenge.