Somerset
Trail Running Calendar near Somerset 2026-2027
Explore the top trail runs near Somerset for 2026-2027! We've gathered 59 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
September 2026
A 23 mile trail race across the Quantock Hills pitting runners against horses, with a Pegasus Challenge four person relay in Over Stowey on 19 September 2026.
An autumn edition of the Ham & Lyme 50k on 19 September 2026 with the same route and aid stations as the summer event, seasonal views and a different medal.
A five mile mixed-terrain race through Porthkerry Country Park with varied surfaces, two climbs and inclusion in the South Wales Regional Trail Championship.
An off road race of about 7 miles around Mells near Frome, serving as Race 1 of the Wiltshire Off Road Race League and currently on a waiting list.
A coastal 10 km race along the North Somerset shoreline, passing Black Nore Lighthouse and Redcliffe Bay. The mixed terrain route includes grass, mud, rocks and tarmac with undulating sections and a seafront finish.
October 2026
A trail half marathon in the Quantock Hills with a 21.2 km route and 839 m ascent, limited to 300 runners and featuring chip timing, waymarked route and on course feed stations.
A chip timed 10 km trail race on 4 October 2026 through Somerset countryside, passing a prehistoric long barrow. The event includes a bespoke medal, Race Nation app support, camping nearby and proceeds shared with two charities.
Trail and ruck event at Ashton Court Estate on Oct 4, 2026 offering 6k, 10k and half marathon distances with Pro and Open categories and GORUCK backpacks provided.
A new 50 mile LDWA qualifier in October 2026 around Crowcombe with two loops through the Brendon Hills and Quantocks; the event and waiting list are full.
A scenic multi terrain 10 mile race around Colyton with 80% off road, river and woodland sections and a steep climb through Ox Woods.
A 12.5 mile trail race from Keynsham on 18 October 2026 featuring rivers, woods, two stream crossings, canicross places and medals for every finisher.
Backyard Ultra in Bristol asks runners to complete a four mile loop each hour for six hours, with a beer, finisher goody bundle, water station and prizes for top male and female.
Mendip Muddle is a 20 km multi terrain fell race in Somerset with about 420 m of climbing. Headquarters are at Charter House Outdoor Activity Centre; on course water and first aid are provided and prizes are awarded by category.
A spring and autumn canal race from Tiverton offering Marathon, 20 Miler (March only), Half Marathon and 10k on flat towpath trails.
November 2026
An off road ultramarathon from Maiden Newton of about 35.9 miles with roughly 1,300 m of ascent, passing hillforts and coastal views. Six aid stations offer water and cake, GPX files and maps are provided for navigation.
Timed lap event in Cardiff Bay offering flexible start times and distances from one 5.3 km lap up to multi lap ultra within a 7 hour limit.