Trail Running Calendar United Kingdom 2026-2027

Welcome to the most comprehensive guide to trail races in the UK for 2026-2027! Our curated list features an impressive 1889 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.

Take on the classic Ennerdale Horseshoe in the Lake District, a tough 23 mile fell race with big ascent and stunning mountain scenery. Entries are limited and on the day places may be available, creating a competitive scenic challenge.

A 13.2 mile flagged trail race on 6 June 2026 around Wharfedale, starting and finishing at Wharfedale Rugby Club in Threshfield. The route gains over 2,000 feet, follows established footpaths, offers prizes and supports a local rugby club.

Take on Blended's Backyard Ultra at Chilton Manor Farm on June 6 2026, running a 6.7 km trail loop each hour until only one runner remains. Camping, fueling and hot food on site make for a supportive, all day and night event.

Killearn 10k on 6 June 2026 is a 10 km trail race around Killearn Public Park and the foothills of Dumgoyne. The course mixes tarmac, forest paths and grassland and entry includes a technical t-shirt or vest.

The The Oner Ultra Trail Run will take place in Weymouth on Saturday 6 June 2026. You can run 85 miles.

Trail runs from Coniston Sports and Social Club with 10k and 16k routes around Coniston Water and the Coppermines Valley. Well marked, marshalled trails, on-course water stations, live music, local food stalls and event t-shirts are availab..

A 50 mile point to point ultra across the South Pennines visiting six carved poem stones and Haworth. The route combines high moorland and valley sections with indoor checkpoints, live tracking and finishers mementos.

Take on the Cairncastle Classic, a rugged 16.2 km mountain run with 620 m of climb across scenic County Antrim. Held by NIMRA on 6 June 2026, the moderate course requires Level B kit and a good sense of adventure.

Run laps through Denbies Wine Estate in the Fire Horse Run, a timed off road challenge on an undulating 5.3 km loop with distances from 5 km to ultra. Pick as many laps as you like within a seven hour window for a flexible, scenic race day.

A backyard style ultramarathon in Dalby Forest on 6 June 2026: ten hourly 5.5 km loops (55 km total), entry includes forest access and two nights camping, and proceeds support Scarborough & Ryedale Mountain Rescue team.

A circular 46 miles route through Cambridgeshire visiting four former RAF Pathfinder Force airbases, starting and finishing at RAF Wyton. Entries open 1 Jan to 24 May; minimum age 18; entry includes a course booklet, t-shirt and medal.

A Category A mountain race along the Trotternish Ridge from Flodigary to Storr Lochs, about 27 km with 2000 m of ascent. The unmarked course requires map and compass skills and entries are limited to 75.

A multi-distance running event in Bath that routes through two restored railway tunnels, including a 1672 m subterranean section. Distances range from a 500 m Colourburst to an ultramarathon, with the start and finish at Brickfields Park.

A multi-distance road and trail event around Ousden and Bury St Edmunds offering 5k, 10k, half, marathon and ultra options. Aid stations appear every 10k, parking is included and bespoke finisher medals are provided.

BigSea Trails is the water event in the Classic Element Trail Series on the Isle of Purbeck on 7 June 2026. Routes start and finish on Knoll Beach and range from a half marathon to a 54k ultramarathon with stocked aid stations.

The Glen Lyon Trail Race on 7 June 2026 is a scenic 15.5 mile off road loop around Loch Lyon with 1,500 ft of climb and several river crossings. Limited to 150 runners, expect a tough but rewarding challenge with camping at Glen Lyon Dam.

Tackle scenic, hilly trails at Wendover Woods with a half marathon, a 10k and a junior 1k on 7 June 2026. Enjoy forest scenery, a cafe and adventure playground plus medals, photos and prizes for top finishers.

A BOFRA fell race at Kettlewell Cricket Field with junior and senior routes, on the day entry and a £3 car parking charge. The route climbs to a ridge, follows the skyline to a cairn, then drops quickly over a short scree section.

Run Bournemouth's beach on 7 June 2026 from Bournemouth Pier, choosing a 5K or 10K across sand and groynes. A friendly, marshalled event that asks for respect and good sportsmanship.

Join the Coombe Hill Fell Race in Wendover for a punchy 7 km with about 220 m of climb, including a steep ascent and descent. On the day entry is available and your entry includes a pint at the finish.