Trail Running calendar near Isle of Portland 2026-2027

A lap-based trail event at Mill Marsh Park on 04 October 2026, with a 5.3 km lap that can be repeated for distances from 5 km to ultra. Flexible start times, a 7 hour time limit, and medal or lower-cost no-medal entry options are offered.

Half marathon and 10 km races at RAF Greenham Common in Thatcham, Berkshire. The traffic free, flat course has water stations, free parking and a children's race paid on the day for £5; proceeds support New Life Special Care Babies.

An off road marathon from Salisbury to Winchester on 4 October 2026, run mostly on historic country tracks. The event offers full, half and a five mile mini, includes buses and finisher items, and raises funds for local charities.

The Coastal Chaos will take place in Guernsey on Sunday 4 October 2026. You can run between 5 and 9 miles.

A chip timed 10 km trail race through Somerset countryside passing the Stony Littleton Long Barrow, with full medical cover, Race Nation app integration, secure baggage drop, showers, free parking and a bespoke finisher medal.

A seaside 12 km race in Studland Bay, Dorset, starting and finishing at the National Trust visitors centre. Prizes for the top three men and women and a race memento for all participants.

A rucking and trail running event in Bristol on 04th October 2026 offering 6k and 10k routes, Pro and Open categories for ruck and trail, GORUCK Rucker 4.0 provided for ruck entrants, and on-course amenities including water stations and eve..

The The South Hams Ultra will take place in Kingsbridge on Saturday 10 October 2026. You can run between 26 and 100 miles.

The La Tollevastaise will take place in Tollevast on Saturday 10 October 2026.

An LDWA members only 50 mile event from Crowcombe with two loops into the Brendon Hills and the Quantocks, set in West Somerset in autumn. Mandatory kit, a live tracker, and prior long distance experience are required.

A 24 hour looped endurance event in Haldon Forest where runners complete one lap every hour and choose distances from 10k to ultramarathon. The final lap decides the winners and all participants receive wooden medals.

FOOBS Trail and Fun Runs on 11 October 2026 offers chip timed 10K and 6K trail races plus a 2K fun run at Old Basing and Lychpit Recreation Ground. Proceeds support Friends of Old Basing Schools.

MacTuffX Swindon on 11 October 2026 at County Ground mixes ten Xercises with repeated runs in solo, doubles or five person relay formats, with standard and LITE weight divisions and entry options for different distances.

A 20 mile trail run or hike in South Devon starting and finishing at Broadsands Beach in Torbay. The route goes inland to Kingswear then along the South West Coast Path with about 4000 ft ascent, three aid stations and a cupless policy.

A community off road running event in Marshfield on Sunday 11 October 2026 with children's and adult distances. Entries support Marshfield Primary School and the routes use temporary access across private land.

A 10 mile multi terrain race in Colyton on 11 October 2026, mostly off road and following the River Coly, Ox Woods and Morganshayes. Two cupless water stations, a 3 hour cut off, finishers medal and age category prizes.

A community-focused trail event at Blaise Castle Estate offering 1K, 5K and 10K distances, cultural food, live music and activities. Organised by Black Trail Runners to increase ethnic diversity in UK trail running.

Trail races on the Isle of Purbeck and Jurassic Coast with five route options, including a 100 km ultra and a 52 km ultra. Marked courses, outposts, mandatory kit for long routes and GPS tracking for ultra runners.

A roughly 12 km off road race on 18 October 2026 through bridle paths and the Imber Range, passing close to the Westbury White Horse. Limited to 200 places, the event offers gender and veteran prizes and a bespoke finisher medal.

Three multi terrain trail runs near Honiton, East Devon on 18 October 2026. Routes of 10 km, 5 km and 3 km feature hills, mud and river crossings, with refreshments sold at the village hall.