Trail Running calendar near Seaton Junction 2025-2026

We have found 238 Trailruns within 80 miles of Seaton Junction. See below where and when you can find the races.

Run the dramatic Dorset coast at Lulworth Cove Trails on 28 February 2026, with 10K, 27K and 50K routes starting from Daggers Gate. Rugged trails, cliff views over Durdle Door and well stocked aid stations make for an unforgettable day.

UTMB Index
March 2026

Run the scenic Brecon to Cardiff Ultra, a fully marked 70 km one way race along the Taff Trail on 1 March 2026. Enjoy epic views, checkpoint support and a finishers medal as you cross the line at Coleg y Cymoedd in Nantgarw.

Take on the Brecon to Cardiff Xtreme, a winter mountain trail offering a challenging 75 km ultra or a 26.2 mile marathon across rugged ridges. Navigation, big climbs and stunning upland views make this a true mountain test.

UTMB Index

Run the Weymouth Bay 10K on 1 March 2026 along a mostly flat, measured seaside course from Bowleaze Cove to Pleasure Pier. Entries open for 15 plus with on day registration and proceeds support Margaret Green Animal Rescue.

Tackle the Imber Ultra, a scenic 33.5 mile multi terrain trail run around the Imber Range on Salisbury Plain, starting in Westbury. Organised as a charity fundraiser, this classic March ultra promises tough trails, great camaraderie and fin..

Challenge yourself on scenic trails at Up on the Downs on 1 March 2026, starting and finishing at Breamore House near Salisbury. Choose from a half marathon, 10k or 5k with a Canicross option and earn a finisher medal.

Join the St David's Day Dragon Run at Dare Valley on 1 March 2026, a relaxed seven hour challenge where you choose how many laps to run. Expect scenic trails, medals from 3 km and tasty goody bags with vegan options.

Push your limits at Haldon Horror on 1 March 2026 in Haldon Forest Park with 3 hour, 6 hour or 12 hour formats on 5 mile laps and canicross options. Medals, live GPS tracking and free photos await, just bring a headtorch.

Take on the Brave 5km and 10km on 1 March 2026 in Exmouth for cliff, coastal path and beach running, starting and finishing at Sideshore. Mixed terrain routes, great views and proceeds support the Sideshore Project.

Take on the Winter Green Man Ultra around Bristol's Community Forest Path with 45 or 30 mile options, solo or in pairs. Self navigated route, staffed checkpoints and a festive finish at Ashton Park with a tech tee and bespoke medal.

Run through New Forest woods, heath and meadows at the Hinton Admiral Trail Run with trail, canicross and hiking options. Dog friendly one dog per runner and entries include chip timing, water stations and a finishers medal.

Enjoy scenic trail running at Cardinham Woods with 2.5 km, 5 km and 10 km options on 7 March 2026. Canicross friendly, all finishers get a medal, personalised bibs and free race photos make for a fun, pet friendly day out.

Take on the Wight Riot, a mixed terrain coastal path run at Hordle Cliff West with stunning views of the Isle of Wight and passages past Sturt Pond. Choose a 5K or multiple lap ultra and earn a finisher medal for every completed lap.

Run at Larmer Tree Gardens on 8 March 2026 with distances from a one mile fun run to a full marathon. Wave starts, multiple formats and a full colour medal for finishers make this a scenic family friendly race day.

Explore dramatic Jurassic Coast paths from Old Harry Rocks to the ruins of Corfe Castle in a scenic trail run with 21, 16.5 and 10.5 km options. Finish under castle ruins then ride a private steam train back to Swanage for a memorable day.

Run the scenic Maverick Hampshire Trail at Matterley Basin near Winchester, tackling undulating South Downs trails past the River Itchen and through woodland on 24 km Half Marathon, 16 km and 5 km routes. Friendly vibe with on site parking.

Run the scenic coastal path from Looe to Polruan on 14 March 2026, a challenging 12 mile route of cliffs, steps and sea views. Enjoy live GPS tracking, a finishers medal and a lively coastal finish at Polruan Village Hall.

Tough paired trail run across Dartmoor from the East Dart Inn in Postbridge, covering about 21 km with rugged climbs and sweeping moorland views. The third race in the Winter Pairs series, it is limited to 35 pairs and is pre entry only.

Join the Dashing Dog Charity Run at Dare Valley Country Park for a 7 hour time challenge where you choose how many laps to run. Support local dog rehoming charities and enjoy scenic trails, medals and on course aid.

Finish the season with the final round of the West Glamorgan XC League at Gnoll Park, Neath on 15 March 2026, a testing 5 mile cross country hosted by Neath Harriers. Club only event with no on the day entries, registration opens 2 February..