Trail Running Calendar United Kingdom 2026-2027
Explore the best trail runs in United Kingdom for 2026-2027! Our updated list features 2372 exciting trail runs across the country. Find your next trail run in United Kingdom below and join the trail community at these great events! Search for a location or view races near London, Birmingham, Glasgow, Liverpool, Scotland or Wales.
December 2026
A 20 km fell race on Gisborough Moors in the North York Moors on Sun 6 Dec 2026, with 850 m of climb. Entry is available by pre-entry and on the day; teams are allowed and the race forms part of the North East Fell Running Champs.
A 50 km trail ultramarathon from Dorking along the Greensand Way, crossing Leith Hill, Holmbury Hill and Pitch Hill through the Surrey Hills AONB.
A 10K trail race through Tatton Park with mixed terrain and a final 1 km on closed roads, organised by Run North West in support of Move charity.
Trail runs inside the private grounds of Glamis Castle with 1, 5 and 10 mile options, canicross allowed and live chip timing; finishers receive a medal and refreshments.
Part of a 12 Days of Christmas series at Pengethley Manor in Ross on Wye offering 5k, 10k, half marathon, marathon and ultra distances on a tough off road loop. Runners and walkers have seven hours to complete their chosen distance with virtual optio..
A winter trail running festival at Holmesly Campsite in the New Forest on 6 December 2026, offering 15 km, 30 km, marathon and 50 km one lap off‑road courses with marked routes, bag drop and mandatory kit requirements.
Festive 10k, 5k and junior runs around Chasewater Reservoir on compacted trail, raising funds for Shelter with medals, photos and prizes including best dressed fancy dress.
A 10 mile ATW race around Grafham Water in early December, featuring a multi terrain loop from the dam past woodland, nature reserve and sanctuary bay.
Timed multi-loop event at Ferry Meadows on a mostly sealed 5.3 km loop with lap aid stations and bespoke finisher medals.
A festive 5 km off road run at Tinkley Gate National Trust on 6 December 2026 raising funds for Allsorts, with fancy dress welcome, dogs on short leads and on site parking.
Trail races from Prestatyn seafront along Offa's Dyke offering half, full and a 55.5 km ultra finishing at Horseshoe Pass.
Festive trail runs at Moors Valley Country Park on 6 December 2026, featuring a 2 km fun run for children and 5 km and 10 km trail races with on site parking.
This three-hour mountain marathon score event unfolds in the Peak District's Derbyshire Dales. Run solo or with a partner in a timed navigation challenge. A pre-printed map, hot drinks, and post-race flapjack are provided.
A 3 hour score format fell race in the Peak District at Alstonefield with route choice, navigation and solo or pair entries across 15 categories.
An end of season trail championship at Wendover Woods featuring a 10 km route with 295 m of climb, chip timing and entry for qualified runners.
Trail races along the West Lothian Shale Trail on 6 December 2026 offering distances from 9 km to a GPS tracked 50 km with checkpoint support and medals.
A chip timed forest event on the south side of Whinlatter offering 10k and 5k routes with individual starts and options to run with up to two dogs.
Festive 10k trail at Cockington Country Park near Torquay on 6 December 2026 featuring hills, one water stop and a bespoke metal medal.
A Lakeland Paws canicross event at Grizedale, part of the 2026/2027 fifth series of monthly forest runs where participants run with their dogs.
A 12-day consecutive running challenge at Pengethley Manor, Ross-on-Wye, with daily choices from 5k to ultra on a 2.5 km lap offroad course. Each day has a unique medal and there are in-person and virtual entry options.