Trail Running calendar near Cardiff Bay 2026-2027

We have found 434 Trailruns within 80 miles of Cardiff Bay. See below where and when you can find the races.

Three trail distances between Kingswear, Totnes and Dartmouth on waymarked coastal and riverside paths, with aid stations, mandatory navigation kit, and a bespoke finisher medal and cupcake.

A 7 mile chip timed trail race around The Blue Pool in Dorset on 7 November 2026. The route passes woodland, hills, heath and ridges and includes a capped canicross category; entry includes pool access for one adult and up to two children.

A multi-terrain 12 km off-road race from Barton Farm Country Park with a river crossing, chip timing, prizes and team awards, raising funds for Alzheimer's Support.

A ten mile cross country race in Chipping Sodbury with muddy, varied terrain and water obstacles. Held on Remembrance Sunday and preceded by a commemorative silence, it draws around 1300 runners.

A 10 km night off-road race at Wyre Forest Visitor Centre on 11 November 2026. Torches are compulsory and canicross is permitted; medals and prizes are awarded and a self-service water refill is provided.

Fully marked trail races at Margam Park including a half marathon and a 10k, running through woodland, parkland and the deer park with coastal views; entries include parking, timing, a medal and download photos.

Trail Half Marathon Wales runs in Margam Country Park and Forest on 14 November 2026, offering a fully marked half marathon and 10k on forest trails with checkpoints, safety cover, and included car parking.

Mid-November night and day off-road races around the Bath Skyline, offering 500 m, 5 km and 10 km options with marked trails, mud and panoramic city views.

Night trail running series across Somerset with four events offering 5 km and 10 km options and a bespoke wooden finisher’s medal available.

The Llyn y Fan will take place in Llywel on Saturday 14 November 2026. You can run 9 kilometers.

Timed lap event in Cardiff Bay offering flexible start times and distances from one 5.3 km lap up to multi lap ultra within a 7 hour limit.

A 10 mile multi-terrain fell race around Castle Drogo with about 535 m of climb, cupless water stations at Fingle Bridge and National Trust car park parking.

A Movember charity run at Ashton Court Park offering 1.5k, 5k, 10k and half marathon options with chip timing, medals and headbands, mixed path and trail terrain, some hilly sections, and on course refreshments.

Callow Fell Race is an AS-category 8 km fell race with about 762 m of ascent around Little Stretton, featuring four steep climbs, limited signage, and mandatory WFRA kit; previous fellrunning experience is recommended.

A marathon and half marathon on hilly, often muddy trails in the northern Cotswolds. The event is TRA licensed and run under UK Athletics rules; minimum age 18 and entries are open.

A six hour timed event at Dartington Hall with repeat 5 km laps and a canicross option. Mixed terrain, on-site catering and chip timing; proceeds support a new playground.

Night trail running from Corfe Castle in Dorset with three marked routes (15 km, 11 km, 5 km). Mixed underfoot conditions, ridge and single-track sections, one outpost on the long route, and facilities including food, toilets and a finisher..

An evening trail at Dartington Hall with 10K and 5K single-lap courses, 1K and 2K kids races, and canicross. Green Table will host registration and refreshments while the event raises funds for a new childrens playground.

The Smurf Run at Dare Valley Country Park is a seven hour Time Challenge on well maintained park paths, with distances from 3 km up to 50 km. Finishers receive themed medals, distance pins and a goody bag with vegan options.

Night time looped trail run at Moors Valley Country Park on 21 November 2026 with 10 km, 20 km or 30 km options, compulsory headtorch and free main car park; runners can choose a tree planting option instead of a medal.

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