Trail Running calendar near Mumbles 2025-2026

Run the Severn from source to sea in a five day, approximately 220 mile multiday ultra along the Severn Way. Split into five stages with finisher medals that form a jigsaw, this challenging route rewards navigation skills and grit.

Run 27 miles from Plynlimon to Caersws in this scenic MTC Hafren Ultra, climbing to the source of the River Severn before following the riverside path back. Expect remote mountain trails, checkpoint support and stunning Welsh views.

Take on the MTC Severn Plod Ultra, a scenic 48 mile point to point ultramarathon from Mid Wales to Shrewsbury, weaving along the River Severn and Breidden Hills. Expect rugged trails, navigation challenges and great views.

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.

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.

Take on the dramatic Wales Coast Path ending in Cardiff Bay, choosing 30, 50 or 100 mile point to point trail races. Coastal trails, beaches and dunes with checkpoints and live GPS tracking make for an epic challenge.

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..

Run the Gower Peninsula Ultra Challenge from Penrice Castle with distances from 10 km to a 100 km figure of eight route highlighting wild coastal scenery and big climbs. Fully supported with rest stops, tracking, and finisher goodies.

Run through the atmospheric Tidenham Tunnel and Wye Valley on flat former railway paths, choosing distances from a colourful 500 m fun lap to a full marathon. Enjoy on course feed stations, medals for 5k and above, and scenic riverside view..

Ultra X Wales is a multi-day trail ultramarathon set in the Brecon Beacons, starting just north of Abergavenny and weaving through the Black Mountains to the east. The 2026 event offers six distances: 110km in a single stage, 110km across t..

The Beacons Way Ultra 100 Mile will take place in Abergavenny from Saturday 25 July 2026 to Sunday 26 July 2026. You can run 100 miles.

Run or walk as far as you like in the 7 hour Ooops I Ran It Again event at scenic Dare Valley Country Park, from 3 km to ultra distances. Finishers earn themed medals and distance pins, with aid stations, vegan snacks and free parking, and..

Tackle the South West Coast 50 Ultra Challenge from Dunster with a scenic 50 km loop across Exmoor and coastal paths, featuring 1600 m of climb. Shorter 25 km and 10 km options plus a lively basecamp make it perfect for trail lovers.

Tackle a spectacular 100 km mountain ultramarathon along the Beacons Way, crossing Pen y Fan and the wild ridgelines of the Brecon Beacons. Limited to 250 runners, this rugged self navigation challenge rewards grit with epic views and serio..

Take on Pen Y Fan, the highest peak in South Wales, on 26 July 2026 with scenic, challenging trails. Choose a 5 mile or 13 mile route and enjoy full support, a medal and unforgettable summit views.

The EDDUM 2026 is a 50-mile trail challenge around the Epynt Way, staged by Pegasus Ultra Running. The route loops around the Sennybridge Training Area, one of the UK’s largest military training zones, tracing the boundary of the Epynt Way..

Event overview Totnes 10K takes place on Sunday 2nd August 2026. The organisers note that the permanent route adopted after erosion measures is now around 11K, though the event is still called the 10K. The race is largely off road and follo..

Experience the Two Tunnels in Bath, a unique run through two lit, surfaced railway tunnels and rolling paths. Options span short Colourburst runs up to marathon and 50 km distances, with proceeds supporting Sustrans.

The Beast of Llangattock is a scenic but rugged trail race in Powys offering distances from 10 km to 51 km. Expect limestone views, stiff climbs, well stocked aid and strict mandatory kit to keep runners safe.

Run the Summer Green Man Ultra around Bristol on the Community Forest Path, choose 45 mile or 30 mile clockwise loops, self navigated with checkpoints for water and timing. Expect woodland views, tough terrain and a bespoke finisher medal.