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

A friendly trail run on Headley Heath near Leatherhead with a two lap 10 km route through open and woodland paths. The undulating course has a small hill on each lap and offers scenic views and bluebells.

The Roach Valley Way Charity Relay will take place in Rochford on Sunday 3 May 2026. You can run 23 miles.

A trail running festival in Winchester on 4 May 2026 offering distances from 14 miles to a 50K Ultramarathon on marked and marshalled routes with stocked aid stations. Parking and bag drop are provided and finishers receive a bespoke medal..

Take on the Freddo Mercury Rhapsody Run along a flat riverside towpath at Xcel SPORTS HUB, logging as many 5.3 km laps as you can within a relaxed 7 hour limit. Rock up in a 1.5 hour start window or request a time, with aid stations and opt..

A spring trail event in Harewood Forest offering 5 km, 10 km and canicross races plus a children's fun run. Undulating mixed terrain routes are marked and marshalled, with cupless water stations, first aid, parking and post race refreshment..

Kick off the championship series with this 15k spring trail run in Boreham. Enjoy a scenic route consisting of 95% off road paths through footpaths and bridleways with on site amenities and optional swim access.

A 100 kilometre trail ultramarathon in the Chiltern Hills on 9 May 2026, following an anticlockwise loop past Ashridge, Coombe Hill and Whiteleaf. The fully marked route has open GPS tracking, six checkpoints and a 250 runner limit.

Experience a 50 km multi terrain journey from Horsham to the Brighton seafront featuring scenic trails and the South Downs. Choose between the full solo distance or a two person relay finishing at the iconic Hove Lawns.

Run scenic off road trails through Collingbourne woods at the Collingbourne Races, with half marathon and 10 km options. Chip timed event with medals and prizes for a memorable trail day.

Experience a variety of trail running and walking events at Mapledurham near Reading. Choose between ultra distances, half marathons, or a six mile walk featuring a river boat crossing with on site camping available.

Experience a unique 5 km obstacle run in Guildford featuring a wide variety of large inflatable structures. This event provides a fun and bouncy course for individuals and teams looking for an active day in Surrey.

Test your endurance at Stanmer Park by completing 4.167 miles every hour until only one runner remains. This out and back course offers a personal challenge with support facilities and refreshments for all participants.

Experience an award winning obstacle course at the Secret Nuclear Bunker Estate featuring signature challenges like the Deathslide and zip lines. With distances from 1.5km to 38km, there is a muddy adventure for every participant.

Test your limits at the British OCR Championship in Essex. This 12km+ elite course features over 60 technical obstacles and serves as a qualifying event for both European and World Championships.

This event on the Thames features 10K, half, and marathon distances on scenic riverside paths. Starting from the Wraysbury Skiff Club, the courses use fully marked out-and-back loops. The area near Runnymede offers beautiful countryside and..

Conquer the mud at the Secret Nuclear Bunker Estate with courses ranging from 1.5 km to 38 km. Experience signature obstacles like the Deathslide and zip lines in this award winning Essex event.

Experience the twilight beauty of Ardingly Reservoir during this evening run in West Sussex. Choose between a 5K or 10K distance on an undulating trail course featuring scenic water views and a finisher medal.

Off-road 10k, 5k and junior runs at Milton Creek Country Park support the Oliver Fisher Special Care Baby Trust. The event uses the 2025 route and includes bespoke medals, pacers for the 10k and limited onsite parking.

Trail races through the Rathfinny Wine Estate in the South Downs with a single 10.7 km loop or a double loop half marathon. The carbon neutral event supports the WOLO Foundation and provides recycled medals and on-course aid.

A self-guided 13-mile run along Letchworth's scenic Greenway trail. This is a run, not a race, due to road crossings. Finishers get a wooden medal and refreshments, with profits supporting a local youth mental health charity.