Nantgarw
Trail Running Calendar near Nantgarw 2026-2027
Explore the top trail runs near Nantgarw for 2026-2027! We've gathered 104 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
October 2026
A 20 km multi terrain fell race across the Mendips with 420 m climb, varied terrain features and charity support; cupless event with water points and age category prizes.
A 9.6 km fell race with 485 m ascent near Abergavenny on 31 October 2026; full WFRA kit is required and parking at the pub is very limited.
Timed lap event at Barry Sidings Country Park with flexible start times, distances from 5 km to ultra on a tarmac out and back course and a medal or no medal option.
November 2026
Approximately 7 mile multi-terrain race from Risca Leisure Centre to Twmbarlwm and back, with about 1000 ft ascent; entries listed via Entry Central.
Mixed trail, mountain, canal and road runs around the Brecon Beacons on 7 November 2026, offered at 50 miles, 26 miles and 13 miles.
A 30 mile trail ultra in the Brecon Beacons on technical paths, with four checkpoints, compulsory kit requirements, and a six hour cut-off at the third checkpoint.
Fully marked trail races at Margam Park including a half marathon and a 10k, running through woodland, parkland and the deer park with coastal views; entries include parking, timing, a medal and download photos.
Trail Half Marathon Wales at Margam Country Park on 14 November 2026 features fully marked forest races over 21.1 km and 10.2 km with checkpoints and included parking.
Timed lap event in Cardiff Bay offering flexible start times and distances from one 5.3 km lap up to multi lap ultra within a 7 hour limit.
A Movember charity run at Ashton Court Park offering 1.5k, 5k, 10k and half marathon options with chip timing, medals and headbands, mixed path and trail terrain, some hilly sections, and on course refreshments.
The Smurf Run at Dare Valley Country Park is a seven hour Time Challenge on well maintained park paths, with distances from 3 km up to 50 km. Finishers receive themed medals, distance pins and a goody bag with vegan options.
An off road hill race around Brent Knoll of about 6 miles with steep climbs, muddy trails and a summit circuit, offering age prizes and a unique finisher medal.
A 5.7 km fell race in Llanfoist with 485 m ascent, limited to 120 runners; entry fees £6/£4 and no entries on the day.
Lap-based timed event at Parc Taf Bargoed on 28 November 2026 offering flexible distances from a 5.3 km lap up to ultra, with medal and no medal entry options.
Final race of the 2026 RTT Series in Afan Forest offering 5 km and 10 km trail routes with chip timing, medals and water stations at Bryn Bettws Lodge.