Trail Running calendar near Glastonbury 2025-2026

We have found 249 Trailruns within 80 miles of Glastonbury. See below where and when you can find the races.

The Nightmare Before Xmas Trail ½ Marathon is a challenging trail running event held at the Bridgend Miniature Railway Centre in Bridgend, UK. Participants face a tough course starting with the "Hateful Eight," an 8-mile route featuring mixed terrain including a steep hill, scenic road sections, and..

The Christmas Carol Bobble Hat Run, organized by Saturn Running, takes place in the scenic Dare Valley Country Park in Aberdare, Wales. This inclusive event welcomes runners and walkers of all abilities. Participants can choose their distance within a 7-hour time challenge, with a minimum of 3km and..

The Slow and Dirty is a festive-themed 19-kilometer trail race held in Sturminster Newton, Dorset, following a level, hard-surfaced route along a former railway line known historically as the "Slow and Dirty" due to its slow trains. The course offers scenic views along the River Stour valley, passin..

The Winter Woolly 10km is a popular trail running event held annually on December 24th at Elstree School in Upper Woolhampton, Berkshire. Now in its sixth edition, the race features a scenic multi-terrain course covering 10 kilometers with 80% off-road paths, including lanes, footpaths, trails, wood..

The Plain Crazy (Winter) is a challenging 12.5-mile trail run held in Warminster, featuring a hilly and potentially snowy course that is scenic yet desolate and windy. The event supports The Royal British Legion Poppy Appeal and offers prizes across various age categories for both male and female ru..

January 2026

The Bell Challenge Day 5, organized by Running Events Devon, takes place on January 2, 2026, in Exmouth, Devon. This 7-hour timed event features a mainly flat, 5.3 km out-and-back course along a scenic, disused train line, fully paved and accurately measured as a road race. Participants of all abili..

The Walter Raleigh Round Half Marathon is a scenic 13.6-mile race starting and finishing in Budleigh Salterton, England, tracing the birthplace and childhood countryside of Sir Walter Raleigh. The course features quiet back lanes, unsurfaced county roads, hidden footpaths, the Otter Valley, High Pea..

Haldon Night is a winter night trail running event held at Haldon Forest Park near Exeter, Devon. It features single-loop 10K and 5K courses, both professionally marked and marshalled, with slight adjustments to official distances. The event also offers children’s races: a 1K for ages 3-7 and a 2K f..

The Cardiff Trail 10k is an exciting running event set against the stunning backdrop of Castell Coch. Scheduled for January 18, 2026, this newly introduced race offers participants a unique blend of competition and natural beauty, making it an ideal choice for both experienced runners and newcomers...

The Pagan Midwinter Marathon is a challenging trail running event held in Chagford, located in the north-eastern corner of Dartmoor, Devon. Set in midwinter, the event offers two distances: a marathon of over 28 miles with more than 1500 meters of ascent, and a half marathon exceeding 14 miles with..

Pagan Trails is a challenging running event set in the picturesque Dartmoor region, specifically in Chagford. Participants can choose between two distances: a Marathon of over 28 miles and a Half Marathon exceeding 14 miles, both featuring significant elevation gains. The routes take runners past an..

Endurancelife South Devon is a renowned trail running event set in the stunning South Devon Area of Outstanding Natural Beauty. Starting at Start Point, it offers challenging distances including 10k, half marathon, marathon, and ultra marathon, featuring a mix of jagged coastal rocks and idyllic san..

UTMB Index

Saturn Running's "Spice Up Your Run - Wales" is a fun and inclusive running event held at Dare Valley Country Park in Aberdare. Participants can walk or run a minimum of 3km, with options to complete laps of approximately 7km each, allowing distances up to 50km, including half-marathon, marathon, an..

The Stonehenge Stomp is a popular walking and running event organized by the City of Salisbury Athletics & Running Club, held near the iconic Stonehenge site. Participants can choose from fully marked trail distances of 5 km (family-friendly), 10 km, 20 km, 30 km, or 40 km, all offering scenic views..

The Moors Valley Wildwood Trail Series Half Marathon & 10K is a trail running event held at Moors Valley Country Park & Forest in Dorset. Scheduled for January 25, 2026, it offers two distances: a half marathon consisting of two laps and a 10K with one lap. The course features scenic woodland trails..

February 2026

The Exeter Half Marathon, organized by Exeter City Community Trust, is a popular running event held in Exeter, UK. The race features a two-lap, 13.1-mile (half marathon) course starting from Piazza Terracina, Haven Road, and follows a scenic route along Exeter’s historic Quayside and Riverside Valle..

The Westonbirt Arboretum Winter Night Race is an exciting running event set in the stunning National Arboretum, featuring over 2,500 tree species. Participants can choose between 5km and 10km routes, which showcase the arboretum's diverse landscapes and solid terrain, providing a unique blend of tra..

The Hibernal Hills 50 Miles is a winter ultra running event held at Queen Elizabeth Country Park in Horndean, Hampshire. This single-loop race covers 50 miles with approximately 6,400 feet of elevation gain, featuring runnable but undulating terrain with some long, challenging hills. The course foll..

UTMB Index

The Portland Coastal Marathon is an exciting running event set to take place at the Weymouth and Portland National Sailing Academy. Scheduled for February 9, 2025, it features a full marathon, half marathon, and a 10k, catering to runners of all abilities. Participants will navigate the scenic South..

The Westonbirt Arboretum Winter Day Race is a scenic running event set in the stunning National Arboretum, featuring over 2,500 tree species. Participants can choose between a 5km or 10km race, with routes that showcase the beauty and diversity of the arboretum's landscape. The event is designed to..