Gloucestershire
Trail Running Calendar near Gloucestershire 2026-2027
Explore the top trail runs near Gloucestershire for 2026-2027! We've gathered 129 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
September 2026
A scenic trail 10 km at Cleveland Lakes Nature Reserve organised by Cotswold Lakes Trust, with flat tree lined paths and water views; entrants must be 15 or older.
A 12 hour Backyard Ultra on a 4.2 mile loop near Crickhowell in the Black Mountains. The final lap is run in reverse as a sprint to decide male and female winners; medals are awarded for 32 miles or more.
A five-lap ultramarathon in Berkeley, Gloucestershire across 25-27 September 2026, covering about 130 miles and 15,000 ft of ascent with a 24 hour cut off and 120 places, organized from Hamfields Leisure with camping and tracking included.
Guto Nyth Bran is a fell race on 26 September 2026 at Bedwas Community Hall covering 9.6 km with 396 m of climb. The course is partially marked, includes a short walk from parking, and is for entrants over 18.
A forest trail half marathon in late September with no road crossings, chip and gun timing, water stations and medals for finishers, organised by the local Rotary Club.
A coastal 10 km race along the North Somerset shoreline, passing Black Nore Lighthouse and Redcliffe Bay. The mixed terrain route includes grass, mud, rocks and tarmac with undulating sections and a seafront finish.
A multi-terrain 10K through country lanes and woodlands on 27 September 2026, organised by Wye Valley Runners to raise funds for the Herefordshire Special Care Baby Unit. The race finishes at Credenhill Social and Sports Club with on-site catering.
October 2026
Trail event at Ashton Court Estate offering 6 km and 10 km trail or ruck options with GORUCK Rucker 4.0 and competitive or open categories.
A beginner friendly off road 10 km along the River Wye from Ross on Wye with nearby facilities, parking and a bespoke finisher medal; postponed until 4 October 2026.
Inflatable 5K in Cheltenham on 10 October 2026 features giant inflatables across 2.5 km laps with 2.5k, 5k, 10k and 15k options, music zones, medals and family rules.
A self navigated 55 km circular ultra through the Forest of Dean on 10 October 2026 with GPX navigation, aid stations, HQ at Beechenhurst and a canicross category.
Trail race in an Area of Outstanding Natural Beauty around Biblins Youth Campsite, Ross-on-Wye covering approximately 6 miles or 10k on mixed trails and single track. Entry is limited to 200 runners and prizes include individual and team awards.
Off-road family races on 11 October 2026 at Withymead Playing Fields with 2 km, 5 km and 11 km options, organised to raise funds for Marshfield Primary School PTA.
A 12.5 miles autumn trail race from Keynsham with two stream crossings, water stations, canicross places and a finisher medal for every runner.
Seven consecutive offroad race days at Pengethley Manor from 19 to 25 October 2026 with a seven hour time limit each day and distances from 5k to ultra. Each day awards a unique Halloween themed medal and a virtual option is available.