Trail Running calendar near Cardiff 2025-2026

We have found 253 Trailruns within 80 miles of Cardiff. See below where and when you can find the races.

Run the scenic Care for Kids Barnstaple 10K on 7 June 2026 along a flat, mostly off road route on the Tarka Trail and riverside parks. Enjoy chip timing, a finishers medal and an event shirt for early entrants while supporting a great local..

Run the scenic Cotswold Way from a Cirencester basecamp on 13 and 14 June 2026, choosing a full 100 km loop or shorter trail distances to suit every level. Expect rest stops, GPS tracking, medical and massage teams, plus camping and caterin..

Tackle 15 miles of the historic Offa's Dyke path around Hay on Wye in a scenic and challenging trail race. Friendly atmosphere and relay option make it perfect for solo runners or teams seeking a memorable summer run.

Run the dramatic Cheddar Gorge on trails across the Mendip Hills, from a fun 1k up to a full marathon, with cliff top views, meadows and rugged rock underfoot. Finishers of 6km and longer earn a two sided event medal.

Run the Jurassic Coast World Heritage Site on 20 to 21 June with self navigated multi distance races from Poole to Exmouth. Enjoy scenic coastal trails, live GPS tracking and well stocked aid stations for a professionally managed challenge.

Run Lundy Island on a scenic 13.5 mile marked trail that hugs dramatic clifftops and visits all four corners. Boat transfer is available, support is on course and every finisher earns a medal.

July 2026

Join the PIGUM on July 4, 2026 in Abergavenny for a 30 mile mountain trail ultra with about 5,000 feet of climbing, taking in Sugar Loaf and ridge country. Expect fully stocked checkpoints, friendly crew support and no time limit.

Tackle the Severn Challenge: a five day, roughly 220 mile multiday ultra along the Severn Way from source to sea, testing navigation and endurance. Enjoy nightly hotel stops, baggage transfers and collectible stage medals that form a jigsaw..

Run a scenic 27 mile point to point ultra from Rhyd y Benwch to Maesmawr, climbing Plynlimon to the source of the Severn. Expect rugged mountain views, navigation challenges and checkpoints with vegan and gluten free options.

Take on the MTC Severn Plod Ultra, a scenic 48 mile run from Mid Wales to Shrewsbury on 9 July 2026. Expect river views, Offa's Dyke Path, the Breidden Hills and a bespoke finisher medal in the race's tenth year.

Join the Hallow 12 Parish Challenge on Saturday 11 July 2026 for circular off road walks and runs through 12 charming local parishes. Choose distances from 10 to 40 miles with waymarked routes, checkpoints and a hot meal at the finish.

The MTC Severn Way Ultra is a scenic 57 mile point to point ultramarathon along the River Severn, from Worcester to Stonehouse on 11 July 2026. Enjoy flat terrain, riverside views and friendly checkpoints as you tackle a classic ultrarun.

Enjoy scenic trails through the Shropshire Hills at The Piece of Cake Trail Run in Carding Mill Valley, with 10K, half and full marathon options. Post run treats and a cake competition add a sweet finish to this countryside challenge.

Explore the stunning Black Mountains with distances from a half marathon to 50 miles across mostly trail terrain. Self navigation with GPX, trackers and full aid makes this a bold yet well supported trail challenge.

The 24 Cider Challenge is a 24-hour solo running or walking event held at Myncen Farm in Blandford Forum, Dorset. Set on a privately owned farm, the course features undulating trails through fields, grass, wildflowers, crops, and dusty trac..

The Cider 5K.ish is a one-lap, 5-kilometre trail run/walk set on Myncen Farm in Minchington, near Blandford Forum, Dorset. The undulating course takes you across fields, grass, wildflowers, crops and dusty tracks on private farmland with pe..

The Cider Challenge Solo is a 12-hour trail-running event held on a privately owned farm in Dorset (Myncen Farm, Minchington, Blandford Forum, DT11 8DH). Designed for solo runners, with the option to enter as part of a team, participants ha..

Tackle the 12 hour Dusk To Dawn challenge at Bridgend Miniature Railway on 18 July 2026, running as many 10 mile loops as you can across mixed terrain and forested hills. Expect night markings, on course support, and a true endurance test.

Enjoy the Dragon Coastal Races on 18 to 19 July 2026, three scenic coastal ultras along the Wales Coast Path finishing at Norwegian Church, Cardiff Bay. Expect beaches, dunes and lighthouse views plus live GPS tracking and full support.

Rabbit Run Wales stages scenic coastal trail races on Merthyr Mawr Estate, from a punchy 12K over hills, valleys and the Big Dipper sand dune to a 40K that adds the dramatic Glamorgan Heritage Coast. Family Bunny races and a Toddler Dash ma..