Trail Running calendar near Shoreham-by-Sea 2026-2027

An event covering 100 miles over the Spring Bank Holiday Weekend from Meopham through the North Downs, Greensand Ridge, Weald and Ashdown Forest, visiting places from the Winnie the Pooh stories. Entries are closed and minimum age is 18.

Experience the twilight beauty of Ardingly Reservoir during this sunset run in West Sussex. Choose between a 5km or 10km distance on a scenic undulating trail and enjoy a timed midsummer evening event with finishers medals.

A Backyard Ultra at the Lower Red Lion where runners complete a 4.167 mile loop every hour until one remains. Individual entries only, limited to 90, with part of the entry fee donated to local charity Youth Talk.

A 5k obstacle event at Clapham Common where participants climb, crawl and slide across grass, gravel and tarmac in staggered wave starts; facilities include toilets, refreshments and a bag drop, and the event requires a minimum fundraising..

A guided 15 miles trail run from Cuckmere Haven to Beachy Head on Saturday 23 May, organised by Trail-Run Explorers. The event is listed at postcode BN25 4AD and is part of the organiser's programme of guided runs.

A trail marathon in Richmond Park covering 26.2 miles over three laps with start and finish near Sheen Gate. The route is waymarked and supported by drink stations, chip timing, medical cover, marshals and a baggage area.

A trail run and walk through Ealing's parks, greenways and blueways offering 25k and 50k routes. Organised by the charity We Run Ealing, the event starts at Boston Manor Park, finishes at Dicken's Yard, and includes a medal.

An ultra trail event on 24 May 2026 from south of Salisbury to Kimmeridge Bay, offering 100K, 50K and 30K courses with varied terrain, marshals, aid stations, mobile medics and finisher medals.

Trail and coastal running from Chelmsford to Tollesbury with half and full marathon options, regular aid stations and a bag transfer service. Toilets are available at key points and the event operates a cupless water policy.

Basingstoke Pretty Muddy 5k on 24 May 2026 is a 5k obstacle course at War Memorial Park featuring muddy climbs, crawls and slides. Waves start every 15 minutes and participants must be at least 13 years old.

An 8.5 km trail loop in Sandhurst, Kent with over 60 percent off road running, a 50 runner limit, prizes for first man and woman, and tea and cake in the Old School Hall after the event.

A 10 km trail race at Marlow Rugby Club on May 25, part of the Ales & Trails series, featuring trails, woodland and Thames towpath. Entry includes a medal, a Rebellion pint cup and a free drink at the finish.

A timed Friday event on a flat 5.3 km out-and-back course along the river Thames, with lap-based distances from 5 km to ultra and a £10 Run for a Tenner entry benefiting Rays of Sunshine.

A 50 km multi terrain ultramarathon around Maidenhead, run on a single lap route that follows the Thames Path and Jubilee River. The course is mostly off road with four aid stations, chip timing, live tracking and free race photos.

An 86 miles (139 km) point to point trail race along the full length of The Ridgeway National Trail from Ivinghoe Beacon to Avebury Stones. The event features open tracking, permanent signage and aid stations spaced along the route.

A 50km ultra along the River Medway from Rochester to Tonbridge, mostly on marked towpaths and trails and passing three medieval castles. The event includes three aid stations, live timing, bag transfer and a strict nine hour cut off.

A point to point 30 km trail along the River Medway from Little Fant Farm to Tonbridge, passing East Farleigh, Teston Country Park, Wateringbury and Yalding. The course is fully marked with checkpoints, GPS tracking, provisions and a final..

A 60 km point to point ultramarathon along the Ridgeway National Trail from Ivinghoe Beacon to near Wallingford, featuring open tracking, four aid stations and a 10 hour time allowance. Entries close 17 May 2026.

A functional fitness race at Twickenham on 30 May 2026 combining ten set Xercises with running. Entries are Solo, Doubles or five-person Relays, with classic and double-distance options and a LITE weight division.

An obstacle 5k at Baiter Park in Poole on 30 May 2026, the Pretty Muddy event combines climbing, crawling and sliding while raising funds for Cancer Research UK. Waves run every 15 minutes and participants must be 13 or older.