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 1858 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.

An evening trail event at Cromwell Bottom Nature Reserve offering 5k and 10k options on 23 July 2026, with on the evening registration and pay on the day or online. Food, a medal and parking are provided.

Join the Fellrunner in Sheldon on Thu 23 Jul 2026 for a spirited 4 mile village fell race across scenic Peak District climbs. Friendly entry on the day supports local funds and welcomes runners aged 14 and over.

A marked fell race in South Wales on 23 July 2026, covering 5.5 km with 315 m of climb. Entry on the day costs £3 and the minimum age is 16. Post race tea and cake are available; bring your own mug.

A long-distance trail event in the Lake District offering a roughly 100-mile loop with about 6300 m ascent and a 50-mile option from Dalemain to Coniston. Both routes use footpaths and bridleways and include staffed compulsory checkpoints.

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.

Annual Saturday evening multi terrain event in Tywardreath featuring a 7 mile race and a 1 mile fun run. The route mixes footpaths, bridleways and quiet country lanes and starts and finishes at the village pub.

A self‑navigated *100 km* ultramarathon along the Beacons Way with 3178 m ascent, six staffed checkpoints, strict qualifying criteria and mandatory map-and-compass navigation; places are limited and mandatory kit is enforced.

A 100 miles race across the Brecon Beacons on 25 July 2026, following the Beacons Way from Abergavenny Castle with 10 checkpoints, 6143 m ascent and live GPS tracking. Entrants must meet age, experience and mandatory kit requirements.

A 54 km circular ultra around the Yorkshire Wolds from Pocklington, featuring live GPS tracking, GPX navigation, four indoor checkpoints with vegan and gluten free food, free parking and eco-conscious finishers medals.

The Railway Ultra follows a disused railway line along the River Severn between Ironbridge and Bridgnorth. Runners can choose from five distances, from 9 miles up to 37 miles. The flat, scenic route features industrial heritage and includes..

Trail races around Abergavenny on 25 to 26 July 2026 offer distances from 12 km to 110 km, camping at Llangorse, checkpoints about every 10 km and UTMB Index categories. The event includes medical support, marked courses and a Race Pack sen..

UTMB Index

A basecamp trail event on 25 July 2026 around Dunster and Exmoor offering 50 km, 25 km and 10 km routes with covered rest stops, medical teams, camping and GPS tracking.

UTMB Index

Choose your own distance challenge in a 7-hour window at Dare Valley Country Park. Run scenic laps on well-maintained paths, with Britney-themed fun. Everyone finishing 3 km or more gets a themed medal, a goody bag, and ice cream.

Alderman's Ascent is an 8.5 km fell race in Greenfield with about 400 m of ascent, visiting Pots and Pans and Shaw Rocks. It is an FRA AS category race with pre entry and day entry options and teams allowed.

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.

Summit Mullaghcarn, the southern peak of the Sperrins, on this 12km mountain run with 500m of ascent. Tackle boggy descents where trail shoes are advised on a fully marked course. The event is part of the IMRA Ulster Championships and NIMRA..

Join the Maidenhead Trail Run in Summerleaze Park for a scenic, flat trail race. Choose from 5K, 10K, or Half Marathon distances on soft paths around the park and lake. Your entry includes a themed medal, free photos, and post race goodies.

Run a 10k or half marathon on a traffic-free, multi-terrain course through the historic grounds of Hillsborough Castle & Gardens. This event supports Action Mental Health.

A trail running event on 26 July 2026 around Pen Y Fan with 5 or 13 mile routes that reach the summit. Entries include a buff, medal and chip timing, and specific compulsory kit is required for each distance.