Trail Running calendar near Dorchester 2025-2026

We have found 252 Trailruns within 80 miles of Dorchester. See below where and when you can find the races.

Take on the MTC Thames Challenge, a four day 184 mile ultra along the Thames Path from the Cotswolds to Greenwich. Choose solo or relay and enjoy shared accommodation, evening meals and daily kit transfers.

Tackle the 57 mile point to point MTC Cotswold Ultra along the scenic Thames Path through Cotswold countryside. Finishers receive a bespoke medal, every runner gets an MTC visor and checkpoints plus GPX keep you supported.

Run the North Downs Way in about 100 miles from Farnham to Ashford, tackling rolling chalk downland and roughly 11,000 ft of ascent. This 30 hour Western States qualifier offers stocked aid stations and a memorable test of endurance.

UTMB Index

Tackle the Mendip Marauder on 8 August 2026, a rugged trail challenge offering 30 mile and 50 mile routes across woodlands, hilltops and classic Mendip landmarks. Both distances finish on Uphill Sands Beach in Weston Super Mare for a glorio..

Tackle the Sticklepath Horseshoe a 15.5 km fell race over rugged moorland with 519 m climb. Pre entry is limited so book early. Bring map compass and solid navigation skills as this event is not suitable for beginners.

Join Ramsbury Gold 10km at Ramsbury Brewery for a scenic mostly trail run through woodland and footpaths with about 180 m of climbing. Canicross option, chip timing, medals and finish drinks included while supporting Brighter Futures.

Experience Bath's Two Tunnels run along restored railway paths, choosing distances from 500 m Colourburst to marathon and ultras. Organised by Relish The Great Outdoors with Sustrans support, this popular community event is sold out.

Explore woodland, ponds and parkland of Southampton Common at the Southampton Running Festival, set in a designated Site of Special Scientific Interest. Choose the half marathon, 10K, 5K or junior race, then relax in the event village with..

Join the Crook Peak Cake Race in Axbridge on Wed 19 Aug 2026 for a spirited 3 mile fell challenge across stunning Somerset hills, finishing with cake and community cheer. On the day entry available for runners aged 14 and up.

Join the Gt. Links Tor Flyer on Dartmoor for a challenging 7.5 km fell race with 388 m of climb, finishing at the Fox & Hounds in Lydford. Open to seniors and juniors with pre and on the day entry.

Discover the Summer MTC Green Man Ultra around Bristol's Community Forest Path with 45 and 30 mile clockwise routes finishing at Ashton Park School. With festival style checkpoints, a bespoke Green Man medal and a challenging scenic route.

The Big Pilgrimage follows the Old Way from Southampton along coast and country, including a scenic boat crossing of the Hamble River. Choose 15 mile or marathon and collect landmark stickers before finishing near Titchfield Abbey.

Take a scenic single lap around Wimbleball Lake on varied off road trails with a short tarmac crossing, choosing 5K or 10K. Part of the Wimbleball sports festival with canicross entries, chip timing and finisher medals.

Enjoy an early evening trail run at Newnham Park on Friday 28 August 2026, with 8 and 4 mile looped courses set on estate trails. Canicross runners are welcome and proceeds support the work of Bowel Cancer West.

Run point to point along the Cambrian Way into Cardiff with two scenic trail ultra options, 44 miles from Llanthony Priory or 33 miles from Abergavenny. Expect rugged fells, woodlands and a dramatic finish near Castell Coch.

Steam Challenge on Sunday 30 August 2026 is a timed out and back race along an old train line near Bridestowe with a seven hour limit and medals for finishers. Enjoy undulating off road and paved terrain.

September 2026

Guided 30 mile trail run along the dramatic Jurassic Coast and Isle of Purbeck on 5 September 2026. Hilly and scenic, this group run suits trained trail runners ready for big climbs and unforgettable coastal views.

Take on the RIDUM 30 mile ultra on September 5, 2026 exploring ridge top trails around the Rhymney Valley with big climbs and mostly off road terrain. Well stocked checkpoints and post race care await finishers.

Join Dartmoor In A Day Saturday 5 September 2026, a supported across Dartmoor challenge with 50 km and 30 km routes open to runners and walkers. Enjoy wild moorland, river crossings and stunning views with checkpoints, GPS trackers and moun..

Celebrate the 40th Haytor Heller on Saturday 5 September 2026, a thrilling 6 mile off road moorland race that starts below Haytor Rock. Expect rugged terrain, steep climbs, a stream crossing and a fast downhill finish to a festive HQ.