Trail Running Calendar United Kingdom 2025-2026

Welcome to the most comprehensive guide to trail races in the UK for 2025-2026! Our curated list features an impressive 1281 trail runs across the enchanting landscapes of Scotland, and Wales. From the iconic trails of London's green outskirts to the rugged terrains near Birmingham, from Glasgow's scenic paths to Liverpool's historic routes, we've got every trail enthusiast covered.

Whether you're a seasoned trail runner looking for your next challenge or a newbie eager to explore the world of off-road running, our calendar is your one-stop solution. Dive deep into the details by searching for a specific location or simply browse through to discover new trail runs. Looking for all running events? Check out the complete Running Calendar United Kingdom on running.life.

Dirt Half Challenge is a gold award autumn trail half marathon in Leighton Buzzard with towpath, woods and Greensand Ridge views. Expect muddy off road trails, friendly marshals and a lively finish at Tiddenfoot Waterside Park.

The Readymoney Ramble is a multi-terrain running event held in Fowey, Cornwall, featuring distances of 8 km, 16 km, 24 km, and 32 km. The course combines 50% trail and 50% road, starting and finishing in Fowey, and includes scenic routes th..

Tackle a 50 km ultra linking five classic long distance trails or choose a half marathon through chalk downland and woodland near Graffham. Enjoy stunning views, stocked checkpoints, SportIdent timing and an eco wood finisher medal.

UTMB Index

Event overview The Lighthouse Marathon is a point-to-point trail race on the Cornish Coast Path held on 8 November 2025. The marathon covers 26.2 miles with nearly 4,000 feet of elevation gain. Terrain includes mud, water, rocks, sand, tarm..

Run the Dark Dorset 10, a twilight off road 10k through haunted woods and parkland around Eastbury Park. Limited to 200 runners, this atmospheric trail race mixes local ghost lore with a tough off road route and finishes with a medal, troph..

Test your endurance at the Linacre Infini Trail Race, a timed lapped event around Linacre Reservoirs where runners complete as many 5 km laps as possible in six hours. Enjoy scenic woodland trails, marshals, fuel at the checkpoint and a bes..

Run through the night along the John Muir Way at Balgone Estate, completing as many 5 km loops as you can in a six hour challenge. Solo and three person team relay options, with a lively basecamp offering food, music and fire pits.

Explore the coast and commons at East Devon 8 Trigs, a self navigated trail from Budleigh Salterton with Half, Marathon and Ultramarathon options. Solo runners, pairs and walkers will visit trigs, stamp cards and enjoy coastal views.

Run a rugged coastal marathon or ultra to the iconic Godrevy lighthouse, tracing cliffs, dunes and beaches for spectacular sea views. Expect big climbs, mud and likely rain so come prepared for a tough, unforgettable trail challenge.

Take on the Salt Settlers six hour race in the scenic Lower Otter valley from Budleigh Salterton Cricket Club. Run or walk solo or as a pairs relay on a flat 4.4 km loop with cafe, showers and supportive aid stations.

Challenge yourself on the Three Counties Trot, a 5 mile trail through woodlands, rolling hills and rugged paths as it crosses Greater Manchester, Lancashire and Merseyside. Club organised with full course markings and marshals.

Enjoy autumn trails at Upton Country Park with options from a 1.5k mini to a half marathon across scenic, muddy and undulating off road loops. Chip timing, finisher medal and headband make this a fun, family friendly day out.

Run a 40 mile trail ultra around Warrington, starting and finishing in Lymm. Waymarked country routes, checkpoints and a hot finish meal make this a classic club organised challenge, with medals and optional technical tees for finishers.

Big Night Out Winchester is a torchlit trail run on the South Downs from Winchester Athletics Track with 12 km and 22 km options. Run by headtorch along ridges and rivers and opt to have a tree planted instead of a finishers medal.

Run a scenic half marathon along the Grand Union Canal from Cowley Recreation Ground to Cassiobury Park, featuring country trails and woodland paths. Chip timing, a finisher medal and on course refreshments make this a rewarding challenge.

Join the inaugural Rother Valley Remembrance Day Trail Runs on 9 November at Rother Valley Country Park for scenic 5 km and 10 km routes around lakes and through woodland. Expect friendly competition, live chip timing, a bespoke medal and e..

Remembrance Sunday 2025 is a unique running event scheduled for November 9, 2025, in Brightlingsea, Essex. Participants can engage in a traffic-free, looped trail course, with options to run a marathon or half marathon within a six-hour tim..

Explore ever changing trails at Galleywood Common with 10 or 16 mile self navigated routes provided on the day. There are no course markings or mass start and the finish at the Horse & Groom pub includes a voucher. Entrants must be 18+.

Join the Southampton MoRun on 9 November 2025 at Southampton Common to support Movember and men's health. Choose 1.5k, 5k, 10k or the half marathon and enjoy a medal, headband and post race treats.

MoRunning returns to Ashton Court Park in Bristol on 9 November 2025 with 1.5k, 5k and 10k trail friendly routes that mix paths, mud and a testing hill. Support Movember for men's health, grab a finisher medal, wear fancy dress and join the..