Trail Running calendar near Horsham 2026-2027

A self navigation trail event along the Colne Valley Path with marathon and half marathon distances, stocked aid stations, cupless arrangements, a pre-race shuttle and optional medal choices.

MacTuffX Portsmouth on 23 August 2026 at the Mountbatten Centre combines ten Xercises with repeated running intervals. Multiple entry formats include solo, doubles and relay with standard and LITE weight divisions.

A ten kilometre trail run on 23 August 2026 using the original predominately anti clockwise route, with a limited edition event T shirt included and results posted within 48 hours.

A new Isle of Wight trail run at Rusty Meadow with scenic but steep 5K and 10K loops to the Worsley Monument. The community focused event raises funds for Lymphoma Action and supports a local scout attending the World Scout Jamboree 2027.

A last person standing backyard ultra at Gosfield School in Essex where runners repeat a 4.167 mile loop each hour until one remains. Onsite camping, showers and a small aid station are available for participants.

London Backyard Ultra at Frylands Wood Scout Outdoor Centre on 29 August 2026 asks runners to complete *four miles* each hour until one remains. The event includes parking for one car, hot showers, water, drinks, snacks, and photography.

An outdoor mud and obstacle assault course near Dorking, Surrey, with a permanent course and over 100 natural and man made obstacles. Distance options include 5 km, 10 km or multiple laps for solo runners, teams and charities.

Experience a flat trail run through the scenic Alexandra Gardens with stunning views of Windsor Castle. Choose between 10k and half marathon distances with chip timing and free race photos included in a historic UK setting.

Take on the Muntjac 15, a 15 mile trail around Danbury Essex with 1600 ft of climbing across scenic woodland and technical singletrack. Enjoy a well stocked checkpoint, a quality memento and bespoke local trophies.

A trail and rural road event around Woldingham, offering a 13.1 mile lap used once for the half and twice for the full marathon, with sections on the North Downs Way and Vanguard Way and a finish at Woldingham School.

Experience a scenic trail run through the grounds of Shoreham Woods in Kent. This chip timed 10k event features woodland paths and supports the local environment and dementia research.

A functional fitness race in Bedford on 30 August 2026 offering solo, doubles and relay formats with ten Xercises plus running, published entry fees, an optional LITE weight division and live leaderboard data.

Day nine of the Duck n Run Totally Quackers series on 30 August 2026 in Walton on Thames features timed laps on a flat riverside out and back course, with distances from a single 3.28 mile lap up to an ultra within seven hours.

A scenic mixed terrain race along the Thames at Remenham Farm on 5 September 2026, offering a half marathon, 10K and junior race. The event includes chip timed results, a themed medal, marked course and an event village with food and photos..

A guided 30 mile trail ultra from Knoll Beach, Swanage, tracing the Jurassic Coast and Isle of Purbeck with notable stops at Corfe Castle, Kimmeridge Bay and Old Harry Rocks. Group navigation, kit list and car parking provided; cost £45.

A supported trail event along the South Downs Way from Eastbourne to Arundel with 100 km, 50 km and 25 km options, covered rest stops, GPS route marking and camping for multi day participants.

A muddy obstacle-course event in Brentwood on 5 September 2026 with 1.5 km and 5 km options, on-course obstacles, foam and water features, finish-line wash facilities and family-friendly arrangements.

Choose a half marathon or full marathon along a flat, scenic riverside towpath from Walton on Thames to Hampton Court and back, run in laps for easy pacing. Limited places and medals for all finishers plus a giveaway for every entrant.

A women only 5 km obstacle course that emphasises teamwork and community. The course features low upper body obstacles, water features without full submersion, hot wash downs and a finisher medal.

A coastal 7k from Broadstairs to Ramsgate and back, starting on the beach at low tide. Team and individual prizes across age categories, on-site refreshments and live online results.