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 1898 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 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.

This annual summer evening event in a Cornish village offers a 7-mile multi-terrain race and a 1-mile fun run, with half the course off-road. It's a key part of the local village fete and has raised significant funds for community causes.

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.

Event Information The Beacons Way Ultra 100 Mile is a 100-mile ultramarathon with 6143m of total ascent. It takes place in the Brecon Beacons National Park (Bannau Brycheiniog) on Saturday, July 25, 2026. Route and Course The race starts at..

This 54 km circular ultra explores the scenic Yorkshire Wolds, starting from Pocklington. With no checkpoint cut-offs and a 12-hour time limit, it's a popular choice for first-time ultra runners. The inclusive event provides GPS tracking, v..

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..

Ultra X Wales offers a multi-day trail running weekend in the Brecon Beacons with six distances, from a 12 km run to a challenging 110 km ultra. The event features fully stocked aid stations and is a UTMB Index Race. Runners under 23 can pa..

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..

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

Join the Maidenhead Trail Run for a flat, scenic race through Summerleaze Park. Choose from 5K, 10K, or Half Marathon distances on peaceful trails. Your entry includes a medal, chip timing, and free photos.

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.

Choose between a 5-mile or 13-mile trail run to the summit of Pen Y Fan, South Wales' highest peak. The entry includes a medal, buff, and chip timing, but participants must carry specific compulsory kit. The event takes place on a Sunday in..

Course Details The Holme Moss Fell Race is a 28.5 km (17.8 mi) long fell run with 1,285 m (4,215 ft) of ascent. It is a category AL fell race set on Pennine moorland on the edge of the Peak District. Requirements & Safety This race is d..

A mixed-terrain, just-under-12-mile urban orienteering run from the Hillend ski centre and Allermuir Hill down to Musselburgh harbour beach, featuring mandatory checkpoints, varied paths and a final stretch across sand to the finish.

Run 14 miles along the Northumberland coast from Beadnell to Alnmouth on 26 July 2026, mixing sand, road and trail and finishing on the beach. Limited places and a 3 hour 30 minute cut off for tide and safety mean book early.

A one-lap, chip-timed *10 km* trail through Garendon Park with water stations, finishers' T-shirt and photo service. Limited to 400 entries, open to ages 15 and up with transfers allowed until 19 July 2026.