Trail Running calendar near Semington 2026-2027

A guided 30 km trail run in the Chiltern Hills with checkpoint support, trail technique instruction and a finisher’s medal. The event starts from the Iron Room near Tring Station with group pacing and bag storage.

A Trifecta obstacle-course weekend in Henley on Thames featuring Sprint, Super and Beast races plus a kids race along the riverside and town landmarks. Events list 20 to 30 obstacles and show a 4.7 participant rating.

A 50 mile point to point on the North Downs Way from Farnham to Knockholt Pound, with 5,600 ft of climb and around 80% trail. The race has a 13 hour limit, six aid stations, no pacers or crew, and a 300 runner cap.

A multi-distance trail event on Dorset’s Jurassic Coast on 15–16 May 2027, with routes from 10 km to 100 km. The course features marked trails, regular rest stops, medical and massage support, camping options, transfers, and finishers award..

Several distances are available: 5k, 10k and 20k routes around Deddington. The event is open to all ages and organised to raise funds for Deddington Primary School PTA, Deddington PFSU and the Firefighters Charity via Deddington Fire Statio..

A 10k trail run at Symonds Yat with riverside views and a notable final one kilometre climb. The mostly off road course includes long gravel firetracks and on site coffee and hot food.

Trail runs and walks near Reading at Mapledurham House on 22 and 23 May 2027, with waymarked routes along the Thames, multiple distances, support stations, online tracking and on site camping.

Trail running from Sudeley Castle through the northern Cotswolds with routes from 7 km to 50 km, mixed terrain and staffed outposts. Options include Ultra, Marathon, Half Marathon and shorter distances.

A family friendly inflatable obstacle run in Bristol on 22 May 2027 with inflatable obstacles, music zones and finisher medals. Distances run on repeated 2.5 km laps from 2.5 km to 15 km.

Margam Wild Trail Runs at Margam Country Park on 23 May 2027 offers 5 km, 10 km and half marathon trail routes, is canicross friendly, uses live chip timing, and provides medals and post-race refreshments.

A 5 km obstacle event at War Memorial Park on 23 May 2027 where participants climb, crawl and slide across mixed grass and path terrain; entrants must be 13 or older and a minimum fundraising target of £50 applies.

A multi-stage event at Dare Valley Country Park where runners complete five Pure distances within 24 hours, with separate and combined results. Distances include 5k, 10k, 50k, half marathon and marathon.

The Pretty Muddy 5 km obstacle course at Baiter Park, Poole on 29 May 2027 runs across grass and tarmac with staggered wave starts every 15 minutes. Participants must be 13 or older and there is a minimum fundraising target.

Trail challenges from Richmond upon Thames to Brighton on 23 to 24 May 2026. Distances include 100 km, 50 km, 25 km and a Sussex Trail Marathon with rest stops, GPS tracking, catering and medical support.

An 86-mile point to point trail race along the full length of The Ridgeway from Ivinghoe Beacon to Avebury Stones, with open tracking, a 28-hour time limit and aid stations spaced along the route; UTMB World Series index race.

A 60 km point to point ultramarathon along the Ridgeway National Trail from Ivinghoe Beacon to Ridgeway View Campsite near Wallingford, with open tracking, aid stations, route GPX and a runner guide.

A Star Wars 50th Anniversary weekend on 5 and 6 June 2027 at Caldecotte, Milton Keynes featuring marathon and half marathon races around Caldecotte Lake, unique finisher medals, on-course water and toilets, and time limits for each race.

Two trail events in Bristol offering 55 km and 25 km routes that start and finish in the city centre and pass riverside paths, parks and the Clifton Suspension Bridge. Walkers, joggers and runners are welcome.

A 5k obstacle course at Royal Windsor Racecourse with mud obstacles to climb, crawl and slide, mixed tarmac and grass surfaces, staggered wave starts and a minimum age of 13. Earlybird entry prices and a fundraising target apply.

A 5 km obstacle course at Prospect Park in Reading where participants climb, crawl and slide across grassy slopes and woodland. Waves run every 15 minutes and the event is open to people aged 13 and over.