Trelewis
Trail Running Calendar near Trelewis 2026-2027
Explore the top trail runs near Trelewis for 2026-2027! We've gathered 79 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
November 2026
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.
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.
A short 5.7 km fell race at Blorenge near Abergavenny with steep, technical ascent and descent and basic navigation required.
Timed multi-lap event at Parc Taf Bargoed offering distances from a single 5.3 km lap up to an ultra, with bespoke medals and a no medal entry option.
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.
A lap based road event at Rhydycar, Merthyr Tydfil, on a 5.3 km AUKCM certified tarmac circuit along the Taff Trail. Runners choose how many laps to complete within a seven hour limit and can opt for a no medal entry.
December 2026
Skirrid Xmas Hill Race is a 5.7 km fell race with 450 m ascent near Llanvihangel Crucorny on 19 December 2026; entry £10, no entries on the day.
Festive family-friendly 2.5 km and 5 km runs at Dare Valley Country Park with medals, goody bags, refreshments and free parking.
A 7 hour Time Challenge at Dare Valley Country Park in Aberdare offering distances from 5 km to ultra, themed medals, a bobble hat and on-course aid stations.
Timed lap based run at Barry Sidings Country Park offering distances from 5 km to ultra on a 5.3 km tarmac lap with a 7 hour limit.
January 2027
A 9 km fell race at Cwm Nant-y-Groes with 550 m climb, navigational checkpoints, a flagged mandatory loop and enforced full kit; date and series inclusion are to be confirmed.
A seven hour time challenge at Dare Valley Country Park offering distances from 3 km to 50 km, with medals, aid stations and vegan goody bags.
February 2027
A Backyard Ultra near Crickhowell on 6 February 2027 featuring repeated 4.2 mile loops, a reversed final race lap, trophies for final lap winners and medals from 32 miles.
A one way, fully marked 70k ultramarathon along the Taff Trail from Brecon to Nantgarw. The route moves from mountain landscapes to former industrial valleys and includes coach transfer to the start, checkpoints and live GPS tracking.