Newport
Trail Running Calendar near Newport 2026-2027
Explore the top trail runs near Newport for 2026-2027! We've gathered 136 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
May 2027
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.
Altered Backyard Ultra at Tockington Manor on 29 May 2027, running hourly 4.126 mile loops up to a 30-loop cap for about 201 km, field capped at 250 runners.
A roughly 6 kilometre mixed-surface race through Blaise Castle Estate in Bristol, held annually in early June. The event has individual and team prizes, a minimum age of 16, and facilities based around the clubhouse.
A backyard ultra at Breakheart Quarry where runners repeat a 6706 metre loop every hour until one person remains; the event includes camping, marked trails and on course support in the Cotswold countryside.
An off-road race series around Cheddar Gorge and the Mendip Hills with distances from 1 km to marathon and an Omnium option; half and marathon hold UTMB index status.
A Pretty Muddy 5k at The Downs in Bristol with grass start and finish, mixed terrain and obstacles to climb, crawl and slide. Staggered wave starts apply and the event supports Cancer Research UK with a minimum fundraising target.
Inflatable obstacle course in Cardiff on 26 June 2027 with 2.5k, 5k, 10k and 15k laps, giant inflatables, music zones, finisher medals and on course water.
July 2027
Trail races on the private Merthyr Mawr Estate with a 12K, half marathon and marathon across dunes, river crossings and the Glamorgan Heritage Coast.
A set of runs along the Wye Valley Greenway including passage through the 1.1 km Tidenham Tunnel, starting at Wyedean School and finishing at the station.
Beacons Way Ultra offers 100 km and 100 mile races in the United Kingdom on 24 to 25 July 2027 as part of the Ultra Great Britain Race Series.
An urban navigation challenge in Cardiff where participants are blindfolded, dropped at an undisclosed location and must return across 6, 10 or 15 miles without maps or GPS.
August 2027
A 35 miles trail ultramarathon from Chepstow Castle to Monmouth and back via Offas Dyke, passing Tintern Abbey and a 1 km tunnel, finishing with live music at the Three Tuns Pub.
October 2027
SAS Endurance in Talybont-on-Usk on 1-2 October 2027 offers full 64 km and half 32 km navigational routes with guided and self navigation options.
July 2028
A single day ultra of about 39.7 miles along National Cycle Route 8 from Glasbury to Merthyr Tydfil. Limited field, mandatory kit and 4.0 mph cut offs; finishers receive an Afanc medal and champions receive bespoke trophies.
A point to point 34.8 mile ultra from Merthyr Tydfil to Barry Island following National Cycle Route 8. It is day six of the MTC CYMRUN series and uses preset cut offs based on a 4 mph minimum average speed.