Trail Running calendar near Nantgarw 2025-2026

We have found 228 Trailruns within 80 miles of Nantgarw. See below where and when you can find the races.

The Barney to Beach event is an 8-mile run or walk held in North Devon, starting at Barnstaple Pannier Market and finishing at Crow Point beach. The course features mostly flat terrain along the scenic Tarka Trail, offering spectacular views of the North Devon coastline. A children's fun run of 1 mi..

The Trails & Tarmac Backyard Ultra, organized by Limitless Trails, takes place near Crickhowell in the scenic Black Mountains, Powys, UK. Scheduled for 19th September 2025, this endurance event features a 4.2-mile loop combining equal parts trail and tarmac, with mostly flat terrain, one gradual cli..

The Maverick X Series Afan Forest 2025 is a trail running event held in Afan Forest Park, South Wales, known for its scenic woodland and challenging terrain. Participants can choose from four routes: Ultra (50 km, 1133 m elevation), Long (42 km, 970 m), Middle (25 km, 625 m), and Short (10 km, 232 m..

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The Salmon Run Ultra is a 43-mile ultra-distance running event held along the Exe Valley Way from Exmouth to Dulverton, celebrating the challenging upstream journey of the endangered Exe Atlantic river salmon. The event also features a non-competitive team relay with sections ranging from 2 to 12 mi..

The Cotswold Way Century is a challenging 102-mile non-stop trail running event along the Cotswold Way National Trail, starting in Chipping Campden and finishing in Bath. This single-stage race features a hilly course with a mix of hard stone tracks, grassy paths, ploughed fields, and some road sect..

The Cotswold Half Way is a challenging 47-mile trail running event held along the scenic Cotswold Way National Trail in Gloucestershire, England. Starting in Chipping Campden and finishing in Painswick, the race features a hilly course with a mix of hard stone tracks, grassy paths, ploughed fields,..

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The Conquest of Avalon is a scenic ultra running event held in Somerset, England, finishing in the legendary town of Glastonbury near the iconic Tor. It offers two distances: a 30-mile and a 50-mile race, both following historic trails including the Leland Trail and parts of the Lands End Trail. The..

BigSky Trails (AIR) is the final event in the Classic Element Trail Series, organized by BigFeat Events. Set in the picturesque New Forest National Park, this trail running event offers participants the choice of an 18-mile route or a marathon distance. Runners will experience stunning views and div..

The Brown Clee Burn is a challenging 11-kilometer multi-terrain running event held in Stoke St Milborough, UK. Featuring steep technical climbs, long descents, and stunning views, the course offers a demanding yet rewarding experience for runners. The event starts and finishes at the village hall, w..

The Bude Pirate Run is an approximately 8-mile trail race held in Bude, Cornwall, starting and finishing at Maer Down near Crooklets Beach. The course features outstanding coastal scenery, varied terrain including trails, fields, wooded areas, and some road sections, with many hills making it a chal..

The Pumsaint Trail Half Marathon is a scenic and hilly 13.1-mile race held in the beautiful Cothi Valley near Llanwrda, United Kingdom. Scheduled for September 21, 2025, the event offers a challenging trail course that attracts runners seeking a picturesque yet demanding run. Alongside the half mara..

The Warhorse will take place in Braunton on Sunday 21 September 2025.

The Doone Run is a popular 10-mile (16km) trail race held in the scenic Doone Valley within Exmoor National Park, near Lynmouth, England. Organized by Ilfracombe Running Club, this event features a challenging multi-terrain course that includes coastal paths, wooded riverside trails, and varied surf..

The Chedworth Roman Trail is a scenic trail running event held near Chedworth Village, Gloucestershire, about 6 miles north of Cirencester. The race offers two distances: a challenging 10-mile single lap and a new 5-mile lap introduced in 2025. Both courses traverse picturesque Cotswold countryside,..

The Maverick Original Mendips is a trail running event held at Mendips Raceway in Somerset, UK. Scheduled for September 27, 2025, it offers three route options: a Long 22 km course with 791 m elevation gain, a Middle 13 km route with 404 m elevation, and a Short 7 km route with 160 m elevation. The..

The Black Nore 10km, organized by Portishead Running Club, is a scenic mixed-terrain race held in Portishead, UK. Starting at the Portishead Lake Grounds, the course follows the coastal path along the Bristol Channel, offering stunning views towards Wales and passing landmarks like Black Nore Lighth..

Wild Run - Cotswolds is a trail running event held at the picturesque Cornbury Park in Oxfordshire, known for its wild, secluded forests of Wychwood. The race offers multiple distances including 10K, Half Marathon, Marathon, and a unique 360 (6-hour challenge), catering to a wide range of runners. T..

Race on the Chase is an annual trail running event held at Salisbury Racecourse, just 3 miles from Salisbury city centre. Celebrating its seventh anniversary in 2025, the race offers marathon, half marathon, and 10K distances, all featuring undulating downland terrain along ancient droves, grassy fi..

October 2025

The Exmoor Coast 55 is a 55 km ultra marathon held along the South West Coast Path, starting at Combe Martin and finishing in Minehead. This scenic route traverses the entire length of Exmoor National Park, featuring England's longest stretch of coastal woodland, the highest coastal point at Culbone..

The North Coast 110 is a challenging ultra marathon event held along the true North Coast of the South West peninsula in England, featuring four distance options: 110 miles, 110 km, 65 km, and 55 km. The race follows the scenic South West Coast Path, with routes showcasing stunning coastal views inc..

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