Trail Running Calendar United Kingdom 2025-2026

Welcome to the most comprehensive guide to trail races in the UK for 2025-2026! Our curated list features an impressive 1267 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.

The St Piran's Revenge Trail 10K, organized by Perran Trail Runners, is a challenging race set in Perranporth, Cornwall, featuring a new course with added dunes and over 1000 feet of ascent. This event, part of Cornwall's Multi Terrain Running Series, takes place on December 15, 2024, and includes s..

The High Lodge 10K Guided Trail Run offers participants an exciting opportunity to explore the beautiful woodland trails of High Lodge in Thetford Forest. This event combines running with informative insights about the local forest and practical tips on trail running. The scenic routes provide a per..

The Search For Santa is a unique 6-mile self-navigation trail race taking place on December 18, 2024, in Littley Green. Participants will receive a written route description on the day, as the course is unmarked and not marshaled. The event encourages a fun atmosphere, with opportunities to find hid..

EpicTrails offers a unique guided running experience with its 10km event, "Exploring trails by headtorch." Participants will embark on a scenic journey starting from Milngavie Train Station, traversing local trails along the Clyde Coastal path and the West Highland Way. The runs are designed to be s..

The Silent Night Fell Race is a challenging 6.6km out-and-back race that takes place in the dark, climbing to the summit of Chapelfell Top (703m) in Weardale. Organized by Durham Fell Runners, this event requires participants to have extensive fell racing experience due to its rough and pathless ter..

The Winter Solstice Strider is a unique running event organized by Sue Ryder, taking place on the shortest day of the year at the St Ives Estate in Bingley. Participants can choose between a 5km or 10km head torch run through scenic woodland trails. This event not only promotes fitness but also rais..

The Nightmare Before Xmas Trail ½ Marathon is a challenging running event set to take place at The Nature Centre in Bridgend. Participants will tackle a mixed terrain course that includes an 8-mile route known as "The Hateful Eight," followed by an additional 5 miles filled with mud, water, and stee..

The Moel Famau Festive 'Piece of String' Race is a unique running event held on the last Saturday before Christmas at Bwlch Penbarras. Participants can expect a fun and inclusive atmosphere, with a route that varies between 6 and 12 kilometers, the exact distance revealed only as the race unfolds. T..

The NAV4 Tour de Helvellyn is a challenging winter ultra run, celebrated for over a decade, taking place around Helvellyn in the Lake District. Scheduled for December 21, 2024, this event covers approximately 38 miles with significant elevation gains, primarily on mountain trails and bridleways. It ..

The Beyond the Lune Winter Solstice Run is an exciting trail running event taking place in Kirkby Lonsdale, featuring two routes of 10km and 20km. Participants will enjoy scenic paths and bridleways, showcasing the area's natural beauty. The event begins at The Barn, where runners will receive a com..

The Christmas Pudding Dash in Hastings is a festive multi-terrain running event that celebrates its 19th year in Pett. This family-friendly occasion features a main 5-mile race, a 2-mile Fun Run, and a Children's Scurry, ensuring fun for all ages. Participants can enjoy a scenic course through the p..

The Chopwell Woods Christmas Trail Races is a festive running event held in the scenic Chopwell Woods, a 360-hectare mixed woodland area near Gateshead. This popular event features various race distances, including a sold-out Family 1 Mile, a 4 Mile, and an 8 Mile race for participants aged 16 and o..

The "Slow and Dirty" is an 11-mile race taking place along the North Dorset Trailway, starting in Sturminster Newton and finishing at Clapcotts Farm. This event, which embraces a festive theme, welcomes participants of all abilities, including those with dogs and buggies. The route follows the histo..

The Winter Wanderlust Races offer an exhilarating marathon and 50km trail adventure through the picturesque Kent Downs. Starting in Detling, participants will traverse the iconic North Downs Way, experiencing stunning landscapes and historical landmarks such as Lenham Cross and Thurnham Castle. With..

The Stoop is a popular running event organized by Wharfedale Harriers, taking place at Penistone Hill Country Park. The race covers a distance of 4.9 miles with a climb of 700 feet, featuring a scenic route that includes the Stoop – Standing Stone. Participants can enjoy junior races as well.Registr..

The Elves 11ish Trail is a unique narrative trail race taking place on December 22, 2024, starting and finishing at the Blackwater Leisure Centre. Participants will navigate a circular route of 11 miles, primarily off-road, using written instructions instead of traditional markers. A well-stocked ch..

The Die Hard Christmas Jumpers Marathon and Half Marathon is a festive running event taking place on December 24, 2024, at Caldecotte Lake in Milton Keynes. Participants can choose between a full marathon, consisting of 7.5 scenic laps, or a half marathon with 3.5 laps. Each finisher will receive a ..

The North Berwick Santa Beach Run, taking place on December 24, 2024, is a festive running event aimed at participants of all ages and abilities. Runners can choose from three distances: 2km, 5km, and 10km, along the scenic East Lothian coastline. The event encourages fancy dress and aims to raise f..

The Chevin Chase is a popular multi-terrain race held annually on Boxing Day in Guiseley, featuring a scenic 7-mile circuit around Otley Chevin. Celebrating its 46th year, the event attracts up to 2,000 participants, who are divided into four waves for a more organized experience. Proceeds from the ..

The 10k Rauceby Estate Run is a new running event set to take place at the scenic Rauceby Estate, a 2000-acre property featuring the historic Rauceby Hall. This all-terrain race covers approximately 10 kilometers, with at least 25% of the course on private land that has never hosted a race before, a..