Trail Running calendar near Hafren Forest 2026-2027

We have found 249 Trailruns within 80 miles of Hafren Forest. See below where and when you can find the races.

Tackle a classic spring fell race in Mow Cop on Sun 12 Apr 2026: 10.5 km with 400 m of climb across stirring hill terrain. Entries on the day for adults 18 and over, with team scoring and friendly club spirit.

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..

Take on the inaugural MTC Gelert 47 mile ultra from Barmouth to Llanidloes on 16 April 2026, the third day of the MTC CYMRUN end to end. Limited field, bespoke medal for all finishers and real time tracking for supporters.

Take on the inaugural MTC Afanc, a one day ultra of about 39.7 miles along National Cycle Route 8 with over 4,200 ft of ascent. Limited entry and GPS tracking make this intimate but demanding race ideal for seasoned ultrarunners.

A 102 mile trail ultramarathon around Chester on 18 April 2026 with 1590 m of ascent, 12 checkpoints and a 32 hour cut off. TRA licensed event with live GPS tracking and entry fees from £207.

A multi-distance trail festival in the Shropshire Hills on 18 April 2026, featuring routes from 10 km to 80 km and local food at checkpoints. The event raises funds for Grow Cook Learn to support an education programme about how food is gro..

Join a guided group trail run along the Malverns ridge from North Malvern, covering 18 miles with over 1300 m of ascent and stunning summit views. Expect steady trails at about 10 to 11 minutes per mile with friendly support and full kit in..

Marked trail runs from Gilestone Farm in the Brecon Beacons offering 10, 20 and 40 mile routes, well-stocked checkpoints, enforced mandatory kit and generous cut-off times; the 40-mile course is the 20-mile route run in reverse.

Multi-distance mountain event around Abergavenny with 50 mile, 30 mile and 20 mile routes through the Black Mountains and the Forgotten Landscape above Blaenavon. Entries open 1 October 2025 and close 31 March 2026.

A charity run at Alyn Waters Country Park on 18 April 2026 with 5 km and 10 km multi terrain courses, chip timing and medals. A children's 1 km fun run is available with on the day registration.

Take on a scenic 34.8 mile one day ultra from Merthyr Tydfil to Barry Island along National Cycle Route 8 on 19 April 2026. Limited to 40 runners, this inaugural edition offers an intimate yet epic challenge with a coastal finish.

A roughly 10 mile trail and country lane race in Worcestershire with chip timing, bespoke finisher medals, and midcourse water. The event is based at Sport Martley Leisure Centre with parking at The Chantry School.

Take on a scenic 8.6 mile loop around Trawsfynydd Lake in Snowdonia, a mixed tarmac and trail course with one testing hill and 175 m of ascent. All entry funds support the volunteer South Snowdonia Search and Rescue Team.

Join a guided 14 km trail run in peaceful Penllyn Forest on 19 April 2026, exploring quiet tracks between Bala and Lake Vyrnwy. Expect a led run with scenic stops and friendly company in person.

A 10 km trail race on 19 April 2026 through the Ainsdale Sand Dunes, the Red Squirrel 10 km follows wooded paths and ends with an ascent of the highest dune. Organised by Southport Strollers with Natural England, proceeds support Southport..

A running festival at Cannock Chase Forest on 19 April 2026 offering Half Marathon, 10K, 5K and a junior race through mixed surface forest trails. The event includes chip timing, a themed medal, free photos and an event village.

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

Run the stunning North Wales coastline from Prestatyn to Bangor with 50 km or 100 km options past Great Orme, Conwy Castle and Aber Falls. Flat coastal stretches, inland climbs and full support make this a memorable challenge on 25 April 20..

A Marches LDWA challenge walk from Holdgate Church offering 10 mile and 22 mile routes via Abdon Burf and Wenlock Edge. The event supports Holdgate and Eaton church communities and is currently full with a waiting list.