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 1835 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.

A long-distance trail weekend in the Lake District offering a 100 miles circuit of the fells and a 50 miles course finishing at Coniston, both on public footpaths with compulsory staffed checkpoints and strict time limits.

Take on a scenic 7 hour timed challenge along the River Thames at Wraysbury, choosing how many laps to run from a 3 km minimum up to 50 km or ultra distances. Finishers from 3 km earn a medal and everyone gets goody bags with vegan options.

An evening village race in Tywardreath with a 7 mile multi terrain course and a 1 mile fun run, mixing footpaths, bridleways and quiet lanes as part of the summer fete.

Take on the Beacons Way Ultra 100km on 25 July 2026, a scenic point to point challenge across the Brecon Beacons from Talybont to Llangadog. Expect 100 km of rugged trails, big climbs and a true mountain adventure with limited entry.

Take on the Beacons Way Ultra 100 Mile, a bold test across the Brecon Beacons with rugged peaks, big climbs and stunning views. Limited to 250 runners with a 40 hour cut off, this is a true mountain endurance challenge.

A **54 km** circular ultra around the Yorkshire Wolds starting and finishing at Pocklington, passing six villages and featuring live GPS tracking, four indoor checkpoints with vegan friendly nutrition, and an overall 12 hour cut-off.

On 25 July 2026 run along a scenic disused railway beside the River Severn between Ironbridge and Bridgnorth, with distances from 9 miles to a 37 mile ultra. Expect out and back laps, regular aid stations and big local support.

Ultra X Wales in the Brecon Beacons on 25 and 26 July 2026 offers trail races from 12 km to 110 km with aid stations along the routes. Camp on site, benefit from UTMB index status and GPS tracking for the 110 km, and earn a finisher medal.

UTMB Index

Tackle the South West Coast 50, a scenic 50 km coastal and Exmoor loop from Dunster with a festival style basecamp by Dunster Castle. Choose 10 km, 25 km or the full 50 km and enjoy on route support, food and camping.

Join Ooops I Ran It Again at Dare Valley Country Park on 25 July 2026 for a fun themed seven hour time challenge where you can choose distances from 3 km to ultras. Expect medals, goody bags, on course refreshments and scenic park trails.

Alderman's Ascent returns to Greenfield for its tenth running, a punchy 8.5 km fell race with about 400 m of climb to Shaw Rocks. Expect technical downhills and a stiff finish in this English Fell Running Championship counter, with pre entr..

Tackle a classic Lake District fell race on Saturday 25 July 2026 at Beetham Sports Field, a 9.3 km route with 283 m of climb that rewards grit with stunning views. Entry on the day, plus junior sports day races and parking on site.

Tackle classic Lake District terrain at the High Wether Howe fell race on Sat 25 Jul 2026, a 14 km route with 485 m of climb starting and finishing at Stepps Hall. Entry on the day is welcome and proceeds support the Shap community fund.

Take on the Mullaghcarn Giant on Saturday 25 July 2026, a scenic but testing 12 km mountain race with a summit at Mullaghcarn and around 500 m of ascent. Expect rugged, boggy terrain so trail shoes and mandatory safety kit are required.

Scenic flat trail around Maidenhead Commons and Summerleaze Lake on 26 July with 5K to half marathon options. Event base at the Sports Bar with marshals, chip timing, unique medal and free race photos for a friendly community day.

Choose 10K or half marathon routes from Hillsborough Castle and Gardens on traffic free paths past the lake, fort and woods. Enjoy mile markers, pacers, themed medal, photos and an event village while supporting Northern Ireland Hospice.

Trail runs on 26 July 2026 around Pen Y Fan with two distance options, 5 miles and 13 miles. Entries include a buff, medal and chip timing and specific compulsory kit is required for each distance.

Tackle the classic Holme Moss Fell Race, a rugged 28 km Pennine moorland challenge with steep climbs, rocky ground and river crossings. Limited to 200 experienced runners, bring navigation skills and mandatory kit for a true fell adventure.

Take on 12 scenic miles from the Pentlands to Musselburgh beach on 26 July 2026, mixing trails, urban orienteering and road. Entries limited to 275 and must be booked online, with a dramatic compulsory run across the sand to finish.

Set in the Kent countryside, the Wye King Challenge offers 10k and half marathon multi terrain routes through lanes and valley paths, passing a historic chalk crown. Enjoy scenic views, varied footing and a lively event village.