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 1928 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.

Join the Heart Of The Lakes Rydal Round, a scenic Lake District fell run of 9 miles with 915 m climb around Rydal Park. Entry is on the day and the race opens Ambleside Sports; sports field admission applies.

August 2026

Experience West Yorkshire’s first female only ultramarathon with this scenic 50km trail race. Enjoy a fully supported course through woodlands and moors, featuring vegan checkpoints and a finish line celebration.

Experience the scenic Surrey Hills on a supported 50km, 25km, or 10km challenge along the North Downs Way. Walk, jog, or run with full hospitality and rest stops starting from the Guildford basecamp.

Experience a scenic trail run or hike through the Dove and Manifold valleys in the Peak District. Choose between marathon or fifteen mile distances starting from the historic village of Hartington.

Experience a 50 mile ultra marathon around the historic Epynt Way in Wales. This trail event offers 8,559 feet of elevation and scenic views of the Brecon Beacons without any time limits.

Experience a 37 mile ultramarathon through the dramatic landscape of the North Pennines AONB. Run the historic Isaac's Tea Trail in reverse as a solo athlete or in a relay team of three.

Experience the wilderness of Dartmoor with a 33.5 mile ultra marathon or a 15.5 mile long half marathon. These fully marked courses traverse open moorland and deep valleys ending at Ivybridge Rugby Club.

Experience a 36 mile journey from source to sea along the Esk Valley Way. This tracked ultra marathon takes runners through the wild beauty of the North York Moors from Castleton to the iconic Whitby Harbour.

Discover the Rose Run with Phoenix Running South Wales at Parc Taf Bargoed, a scenic multi terrain out and back with a repeatable 5.3 km lap to build distances from 5 km to ultra. Rock up and run with staggered starts and limited spots.

Experience an undulating 24 mile walk or run through the woods and tracks of Calderdale. Enjoy a fully supported route with refreshments and a meal at the finish starting from Heath Rugby Club in Halifax.

Test your endurance at Hollinwood Scout Camp in this Manchester backyard ultra. Run a flat trail loop every hour until only one participant remains on the fast woodland course.

A fell race held within the Osmotherley Show in North Yorkshire on 1 August 2026, covering 8.8 km with 320 m of climb. Entry is open to runners aged 16 and over with day registration and show admission required.

Experience a unique obstacle course in Bournemouth featuring a variety of inflatable structures. With distances ranging from 2.5 km to 15 km, this event offers a fun and active way to spend your Saturday.

MacTuffX London offers a unique interval based competition featuring 400m and 800m repetitions. Participants can compete individually or in teams of two or more across six different event categories in August 2026.

Enjoy a safe and measured one mile run around the perimeter of Borough Park in Totnes. This family friendly event features age group prizes and bespoke medals for all finishers.

Experience a flat multi-terrain race through the historic grade II listed grounds of Elvaston Castle Country Park. Choose between chip-timed 5k, 10k, and half marathon distances in a scenic parkland setting.

Run along the scenic Vanguard Way on an undulating out and back course from Croydon through the North Downs. Choose between a full or half marathon and enjoy a route filled with historic landmarks and woodland trails.

A traditional fell race on Farleton Knott near Kendal, featuring a 2.6-mile course with 750 feet of climb. It includes multiple junior age categories and counts towards the BOFRA Championship. Parking is available for a small fee.

Join the Round Hill fell race for a challenging 14.1 km course with sweeping York Dales views, starting and finishing in charming Timble village. Entry is on the day for a small fee and part of the proceeds support brain tumour research.

A one lap trail race around Templeton Woods on 2 August 2026 covering about 5.5 miles. The event is open to runners aged 18 and over and features marked routes, first aid, refreshments and age and team prizes.