Trail Running calendar near Mumbles 2026-2027

We have found 225 Trailruns within 80 miles of Mumbles. See below where and when you can find the races.

A 22 mile trail run along the Jurassic Coast from Exmouth to Seaton on 12 April 2026, with full, relay and Sidmouth to Seaton options; chip timing, checkpoints and baggage transfer are offered.

The Big Cheese is an off road fell race in Cheddar, Somerset, covering 15 miles across the Mendip Hills with over 2,000 ft of climb. Take on a fully marked course and enjoy a finisher's medal plus tea and cake at the end.

Tackle the Kymin Dash, a 7 mile road and trail race from Monmouth that climbs to the Round House for panoramic views before descending through fields and bluebell filled woodland. Enjoy a lively finish at Monmouth School Sports Club with Ki..

A 200 mile trail ultramarathon across South Wales, the Wild Horse South Wales 200 follows Offa’s Dyke, the Beacons Way and the Wales Coast Path, starting in Chepstow and finishing at Worm’s Head with aid stations and volunteer support along..

A 47 mile ultra from Barmouth to Llanidloes that follows National Cycle Route 8 and forms Day 3 of the six day CYMRUN series. Entrant numbers are limited and a 4 mph minimum average pace is enforced.

A single-day ultra of about 40 miles along National Cycle Route 8 from Glasbury to Merthyr Tydfil. It is Day 5 of the Mount to Coast CYMRUN, limited to 40 competitors, with mandatory kit requirements and time cut-offs based on a 4 mph minim..

A multi-distance trail festival on 18 April 2026 in the Shropshire Hills, raising funds for Grow Cook Learn. Routes range from a 10 km off road run to an 80 km event, with on-route food, safety support and trackers for longer races.

Trail running from Gilestone Farm through the Brecon Beacons with marked 10, 20 and 40 mile routes, well stocked checkpoints and mandatory kit checks; the 40 mile follows the 20 mile route in reverse.

Cymoedd Sir Fynwy is a challenging long-distance event exploring the Black Mountains and Blaenavon's World Heritage landscape. Participants can choose from 50, 30, or 20-mile routes starting in Abergavenny. It features significant climbs an..

A one day ultra from Merthyr Tydfil to Barry Island following National Cycle Route 8. The published route is 34.8 miles, it is Day 6 of the CYMRUN series, limited to 20 entries plus 20 CYMRUN competitors, with mandatory kit and GPX for entr..

Coastal trail running from Little Haven on 25 April 2026 with 10K, half, marathon and ultra routes across grass, beach and coastpath. The event offers fully marked courses, electronic timing, on site amenities and post event facilities.

UTMB Index

A countryside walking and running event around Bath on 25 April 2026 with four distances from 12.5 to 26.5 miles, public footpaths and checkpoints offering food and drinks.

Two self navigation ultramarathons around the Mendip Hills on 25 April 2026, based at Mendip Activity Centre. Distances of 50 miles and 50 kilometres include aid stations, GPS tracking and prize categories.

UTMB Index

A 40 mile point to point run along the Monmouthshire & Brecon Canal from Malpas to Brecon Basin on 25 April 2026, with three fully supported checkpoints and a 15 hour time limit for a community-led canal journey.

A multi terrain seven mile race around Kilmington with woodland, field and road sections, plus a 3 km option and a 1 km fun run for children. The event includes registration, parking, refreshments and a water station, and is held under ARC..

Choose your own distance in this 7-hour Time Challenge at beautiful Dare Valley Country Park. Run laps on scenic footpaths to earn a themed medal and a goody bag. Snacks, ice cream, and distance pins for longer runs are part of the inclusiv..

May 2026

A weekend trail running festival based at Offwell Village Hall with multiple ultra and shorter courses, live GPS tracking and aid stations. Events run over the first bank holiday weekend in May and include camping and bag drop services.

Three circular trail races from Brecon through the Bannau Brycheiniog National Park, offered as 100 km, 75 km and marathon distances with marked routes, checkpoints, GPS files and mandatory kit for mountain navigation.

UTMB Index

A circular 30 mile ultra through mid Wales on 2 May 2026, starting and finishing at Dol Lys Camp Ground in Llanidloes. The route follows Sarn, Glyndwr’s Way, Severn Way and Wye Valley Walk and reaches the source of the River Severn.

Coastal and moorland trail runs from Caffyns Farm, Lynton, with five distances from 5 km to 56 km, outposts and GPS tracks on the Ultra, plus reusable cup policy and conservation support.

UTMB Index