Trail Running Calendar United Kingdom 2026-2027

A summer evening five mile race from Halton Mill in Lancaster following the river Millennium path, meadows and a technical single track. Entries open in April with fees that differ for affiliated and unaffiliated runners, minimum age 16.

An 8.5 mile fell race around Glaisdale Rigg with about 1850 ft of ascent, a steep green-lane descent off Snowdon Nab and a finish at the Arncliffe Arms. Limited to 100 runners and part of the Esk Valley Fell Summer series.

A multi-terrain running event at The Angel View Inn on 28 May 2026, with a senior approx 5.5-mile race and junior 1.5-mile races in U10–U16 categories, chip timing, and age- and affiliation-based entry fees.

A guided social trail run of approximately 9 km through Mugdock Park and Craigallian Woods, aimed at runners who can run a road 10 km in under 60 minutes. Mud is likely and the group is led by a qualified, first aid trained guide.

A traditional old English sports meeting on 28 May 2026 for all ages, with prize money and gate entries. Published fees of £6 for adults and £4 for children appear alongside a note that entries are free.

Experience a premier trail running weekend in the heart of the Scottish Highlands. Choose from multiple distances ranging from 7km to a 58km ultra, complemented by live music, yoga, and outdoor cinema at historic Blair Castle.

A timed Friday event on a flat 5.3 km out-and-back course along the river Thames, with lap-based distances from 5 km to ultra and a £10 Run for a Tenner entry benefiting Rays of Sunshine.

An in-person 8 km trail loop around Calke Abbey nature park, meeting at Ticknall Village Hall Car Park. Organised by Run 4 U and Perform Running Club, with free parking and refunds available up to one day before the event.

A backyard ultra at Far Coley Farm on 29 May 2026 where runners complete a 4.167 mile loop every hour until one runner remains. The event features a race village, limited on site accommodation and basic recovery facilities.

A 50 km multi terrain ultramarathon around Maidenhead, run on a single lap route that follows the Thames Path and Jubilee River. The course is mostly off road with four aid stations, chip timing, live tracking and free race photos.

NORN IRON 100 is a multi terrain ultra run in Northern Ireland on 30th May - 31st May 2026, listed as UTMB Index **100M / M** with an iTRA grade of 5 and organised by We Run Wild NI.

An 86 miles (139 km) point to point trail race along the full length of The Ridgeway National Trail from Ivinghoe Beacon to Avebury Stones. The event features open tracking, permanent signage and aid stations spaced along the route.

A 50km ultra along the River Medway from Rochester to Tonbridge, mostly on marked towpaths and trails and passing three medieval castles. The event includes three aid stations, live timing, bag transfer and a strict nine hour cut off.

A point to point 30 km trail along the River Medway from Little Fant Farm to Tonbridge, passing East Farleigh, Teston Country Park, Wateringbury and Yalding. The course is fully marked with checkpoints, GPS tracking, provisions and a final..

A 3 km or 5 km run at Bowdon Rugby Club with drinking stations every kilometre and a mix of inflatable and non inflatable obstacles. Drinks are included and only participants aged 18 or over may take part.

OMM Lite in Grasmere is a map based navigation event over one or two days where solo runners or teams locate numbered checkpoints to score points, with timing chips, live tracking, bespoke maps and a post event hot meal included.

Inflatable 5K in Bristol on Saturday 30 May 2026 offers 2.5 km laps with options of 2.5 km, 5 km, 10 km or 15 km across large inflatable obstacles and five music zones. The event is untimed and includes a finisher's medal and water stations..

Scenic 5K, 10K and half marathon options in Bingley organised by Its Grim Up North Running, with finishers receiving a jumble medal plus hot food and a drink. Online places have sold out but places on the day are available.

A timed off-road challenge from HMP Dartmoor where participants choose a route on public rights of way and aim for the greatest straight-line distance in 6, 12, or 24 hours. All entrants carry GPS trackers and receive a medal.

Trail races of 101 km and 55 km start from Bakewell Showground and cross moorland, valleys and Pennine footpath sections in the Peak District, with marked routes, outposts, GPS tracking for ultras and specified mandatory kit.