Trail Running calendar near Nantgarw 2026-2027

A last-person-standing Backyard Ultra at the Medieval Village, Cosmeston Lakes: runners repeat a fixed **6706 m** loop each hour until one athlete completes one more loop than anyone else. Camping and on-site facilities are provided.

Malvern Hills Trail Half Marathon is a 13 mile offroad race on 24 April 2027 across woodlands, fields and a ridge near Wynd's Point, with three aid stations, staffed checkpoints and a timed, signposted route; places are limited.

Three coastal trail races on the Vale of Glamorgan coast on 24 April 2027, including a 32.5 mile ultra, 18.5 mile trail and 10 mile route. The course follows the Wales Coast Path and finishes at Ogmore-by-Sea Village Hall.

A walking and running event around Bath with routes of 12.5, 17, 21 and 26.5 miles over public footpaths, staffed checkpoints, a finisher's medal and post-event refreshments.

A trail event at St Giles House offering races from junior fun runs to a marathon, virtual entries, camping and a dog option, while supporting the New Forest Marathon Community Fund.

A Bronze Ticket backyard ultra on Portland where competitors run a 6,706 m loop each hour until one runner remains. The route offers coastal views, quarries and mixed surfaces, with on-site camping, chip timing and medic cover.

A multi-distance trail festival in East Devon featuring approximately 110 km, 65 km, 50 km and 25 km routes across National Landscapes and the Jurassic Coast, with GPS tracking, aid stations and on-site event facilities.

Out-and-back trail event from Abberley Village Hall with 23, 31, 38 and 47 mile options; the full route includes about 2,941 m ascent, GPX navigation is provided and checkpoints enforce a 13 hour maximum time.

A 5k obstacle course at Coopers Field, Bute Park, Cardiff, with tarmac paths and grassy sections that can get boggy after rain. The event raises funds for Cancer Research UK and uses staggered wave starts; participants must be 13 or older.

A Pretty Muddy 5k obstacle course at Lydiard Park on 01 May 2027 featuring mixed paths, hills and muddy obstacles. The event has wave starts, blue badge parking on grass and a minimum fundraising target of £50.

The Bristol Backyard Ultra will take place in Filton from Saturday 1 May 2027 to Monday 3 May 2027. You can run 7 kilometers.

The The Maverick Exmoor X-Trail will take place in Lynton on Saturday 1 May 2027. You can run between 5 and 56 kilometers.

Five trail races take place on Sunday 3 May 2026 around Ilmington in the Cotswolds, from 10K up to a 100K ultra, with feed stations, baggage support and route navigation aids for longer distances.

Off road half marathon and 10 km through Collingbourne woods near Ludgershall with stocked aid stations, full medical support and chip timing. Medals for all finishers and prizes for the top three men and women.

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.

The Maverick Cotswolds Trail will take place in Cheltenham on Saturday 15 May 2027. You can run between 7 and 50 kilometers.

Explore the off-road trails of Devon's Roadford Lake with a choice of distances, from a half marathon to kids' races. The event includes canicross options and is part of a multi-sport weekend. All finishers receive a custom medal and refres..

Trail running at Margam Country Park on 10 May 2026 offering 5 km, 10 km and half marathon routes. The event is canicross friendly, uses live chip timing and includes a finisher medal and refreshments.

A 50 mile challenge at Dare Valley Country Park as part of the inaugural Welsh Festival Of Running. Runners have up to 24 hours to complete the distance on a 5 mile loop with aid stations and rest facilities.

A trail running event on Saturday 29 May 2027 that follows the Heart of Wales Trail from Llandrindod Wells to Craven Arms, with three distances of 48, 24 and 16 miles and waymarking along the route.