Trail Running calendar near Tywyn 2026-2027

We have found 248 Trailruns within 80 miles of Tywyn. See below where and when you can find the races.

A multi-distance trail event on the Gower Peninsula with options from 10 km up to 100 km and a figure of eight 100 km route. Basecamp at Penrice Castle offers camping, regular rest stops, GPS tracking, catering and medical support.

Trail races on the private Merthyr Mawr Estate within Merthyr Mawr Warren National Nature Reserve, featuring a 12K course and a new 40K route that extends along the Glamorgan Heritage Coast.

A guided traverse of the 14 Welsh 3000 foot peaks covering about 50 km and roughly 4,000 m of ascent, offered as a continuous 20 hour challenge or over two to three days with low ratio guiding and on-route support.

A mountain running event on 18 July 2026 covering 15.35 km with 994 m ascent. Entrants must be 18 or older and have mountain running experience.

Trail races of 10 mile and 5 mile in Aymestrey on 19 July 2026, with a climb to the Iron Age hillfort at Croft Ambrey. Routes are fully marked and marshalled with water stations, on the day entries if capacity and a juniors 2 km race.

A Trail 10k at Llys y Fran Lake with varied terrain, lakeside and woodland sections, chip timing and a finisher's medal. The race is the second event in the 2026 RTT Series and includes marked routes and water stations.

A new 10 km trail from Ross on Wye along the River Wye with off road terrain and riverside wildlife. Entry is £14.99 via PayPal, minimum age 15, and all finishers receive a bespoke medal.

A guided trail run at Bwlch Penbarras on 19 July 2026 covering about 7 km. The route follows Offas Dyke past Foel Fenlli and returns around Fron Hen with views over Bryn Alyn, run at a steady pace with regrouping stops.

A three day, fully guided loop of Northern Snowdonia covering just over 100 km and 47 summits with low guide ratios, daily return to Capel Curig and on route support.

Carn Ingli Killer is a 5.54 km fell race with 315 m climb on a partially marked course requiring navigational skills and experience; registration is opposite Long Street car park and entry is £3 on the night.

A 100 km race on the Beacons Way through the Brecon Beacons with 3,178 m ascent. Self-navigation with map and compass is mandatory and entrants must meet qualifying experience and kit requirements.

A 100 mile self navigation ultramarathon across the Brecon Beacons with 6143 m ascent, 10 staffed checkpoints, mandatory map and compass skills, GPS tracking and UTMB and ITRA points.

A multi-distance run along a disused railway between Ironbridge and Bridgnorth, offering distances from 9 miles to 37 miles with 9.4 mile laps and aid stations every 4.7 miles.

A multi-distance trail running event in the Brecon Beacons near Abergavenny on 25–26 July 2026, offering routes from 12 km to 110 km with marked courses, on-course support, camping and UTMB Index classifications.

A Britney themed 7 hour Time Challenge at Dare Valley Country Park offering flexible distances from 3 km up to 50 km, themed medals and distance pins, goody bags and aid stations. The course runs on well maintained public footpaths with fre..

The Wirral Backyard Ultra will take place in Thurstaston on Saturday 25 July 2026. You can run between 4 and 7 kilometers.

A muddy 5 km obstacle course at Sefton Park on 25 July 2026 with climbs, crawls and slides across gravel and grass. Participants must be 13 or older; adult and child entry fees apply and a minimum fundraising target is set.

A fell race at Cwm, Ebbw Vale covering 9.3 km with 549 m of climb. Partially waymarked, the route includes an anticlockwise loop around Y Domen Fawr and is part of the South Wales Series.

Two trail runs of 5 or 13 miles that include the Pen y Fan summit in the Brecon Beacons. Entry includes a buff, chip timing and a marshalled route with specified compulsory kit for each distance.

A 6.4 km fell race at Ponderosa café near Horseshoe Pass with 289 m of climb, partially marked route, entry £5 on the day, minimum age over 16, and no toilet facilities as the café is closed.

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