Trail Running calendar near Cardiff 2026-2027

An official Backyard Ultra at Blaise Castle Estate on 1 May 2027 where runners complete a 6.7056 km loop each hour until one runner remains. The woodland loop is hilly and technical, head torches are mandatory at night and minimum age is 20..

A trail event at Caffyns Farm, Lynton, with routes from 5 km to a 56 km ultra across sea cliffs, moorland and ancient woodland. Courses are fully marked with outposts, free parking and onsite camping.

A one-day trail event in Ilmington offering six distances from 10K to 100KM plus a new two person 100KM relay, with feed stations, baggage support, GPX maps and trackers on the longer routes.

A spring trail event in Harewood Forest near Andover offering 5k, 10k, canicross and a childrens fun run on undulating, multi terrain courses with marked routes and on course marshals.

An off-road half marathon and 10 km trail event near Ludgershall through bridle and woodland tracks, with chip timing, stocked aid stations, full medical support, finishers' medals and prizes for the top three men and women.

Epona 100 in Abergavenny offers 100-mile and 100-kilometre trail options along the Cambrian Way, Offa’s Dyke and Beacons Way, with eight checkpoints, live tracking, GPS files and a finisher medal and buckle for those finishing within the ti..

A 50 mile point to point race in Somerset with a very flat first 15 miles along canal and river trails and a more varied coastal second half. Six aid stations, a 14 hour cut off and professional medical cover.

A 100 mile point to point race across Somerset on 8–9 May 2027 combining flat and hilly halves with a 32 hour cut off, 13 aid stations and tracking. The route runs from Taunton to Minehead and includes varied coastal and inland sections.

A 50-mile trail ultra around Minehead on 8 May 2027, featuring about 7,337 ft of ascent, six aid stations and a 16 hour cut-off. The route mixes coastline, ancient woodland and moorland and starts and finishes at West Somerset College.

Multiple trail race distances in the Stroud area using towpaths, disused railway tracks and Cotswold hills, with a route that ascends to Selsley Common for wide valley views. Water, marshals and first aid are provided on course.

Trail races at Roadford Lake in Devon include a half marathon, 10K, 5K, canicross options and kids races, with chip timing, medals and finish line refreshments. Parking is charged at £5 per car.

A multi-distance trail event on Dorset’s Jurassic Coast on 15–16 May 2027, with routes from 10 km to 100 km. The course features marked trails, regular rest stops, medical and massage support, camping options, transfers, and finishers award..

A 10k trail run at Symonds Yat with riverside views and a notable final one kilometre climb. The mostly off road course includes long gravel firetracks and on site coffee and hot food.

Trail running from Sudeley Castle through the Cotswold Way and Winchcombe Way with five route options from 7 km to 50 km, GPX routes, fuel outposts, free parking and a metal finishers medal.

An inflatable obstacle-course fun run at North Somerset Showground on 22 May 2027 offering 2.5 km to 15 km options, repeating inflatable obstacles each lap, music zones, finisher medals and on-course water.

Margam Wild Trail Runs at Margam Country Park on 23 May 2027 offers 5 km, 10 km and half marathon trail routes, is canicross friendly, uses live chip timing, and provides medals and post-race refreshments.

A multi-stage event at Dare Valley Country Park where runners complete five Pure distances within 24 hours, with separate and combined results. Distances include 5k, 10k, 50k, half marathon and marathon.

A fully supported trail running event in May 2027 along the way-marked Heart of Wales Line Trail from Llandrindod Wells to Craven Arms, offered in **50 miles**, **26 miles**, and **16 miles** distances.

Three trail races (50, 26, 16 miles) follow the final sections of the Heart of Wales Line, finishing at the Shropshire Hills Discovery Centre, with baggage transfer and varying checkpoint support by distance.

The Pretty Muddy 5 km obstacle course at Baiter Park, Poole on 29 May 2027 runs across grass and tarmac with staggered wave starts every 15 minutes. Participants must be 13 or older and there is a minimum fundraising target.