Caerphilly
Trail Running Calendar near Caerphilly 2026-2027
Explore the top trail runs near Caerphilly for 2026-2027! We've gathered 120 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
May 2027
Inflatable obstacle-course event in Bristol on 22 May 2027 offering 2.5 km to 15 km options, music zones, hydration stations and a finisher medal.
Trail races at Margam Country Park on 23 May 2027 with 5 km, 10 km and half marathon courses, chip timing, finishers' kit and canicross options.
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 with a 4.167 mile loop each hour, capped at 30 loops and a fastest lap finish if runners remain.
June 2027
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.
Military themed D Day series run at Parc Taf Bargoed with 5.3 km laps; choose distances up to ultra within a seven hour time limit and earn commemorative medals.
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 five-mile mixed-terrain race through Porthkerry Country Park with varied surfaces, two climbs, age-group prizes and a 1 hour 15 minute time limit.
Pretty Muddy 5k at The Downs in Bristol is an obstacle course on mainly grassy terrain with a 28 m ascent, organised by Cancer Research UK to raise funds for research.
Race for Life at The Downs in Bristol offers 10k and 5k routes on mainly grassy loops, timed by chip and run to raise funds for cancer research.
An inflatable obstacle-course fun run at Heath Park Cardiff on 26 June 2027 with lap-based distances from 2.5k to 15k and giant inflatable obstacles.
July 2027
A 10 hour loop endurance challenge on Mynydd Troed with roughly 2.7 mile marked laps, about 1,000 ft ascent per lap, solo, pairs and four‑person team entries.
A 16.5 kilometre mountain race in Llanfrynach on 10 July 2027 with 670 m ascent, WFRA BM classification, a 75 minute summit cut off and mandatory map and compass.
Trail races on the private Merthyr Mawr Estate with a 12K, half marathon and marathon across dunes, river crossings and the Glamorgan Heritage Coast.
Flat races along former railway and riverside paths through the Wye Valley, featuring long tunnel sections, multiple feed stations and a choice of fun runs, 10km, half and marathon.
A 100 mile self-navigation ultramarathon across the Brecon Beacons with 6143 m ascent, 10 checkpoints, strict qualifying criteria and a 40 hour cut off.