Trail Running calendar near Shoreham-by-Sea 2025-2026

Three day Mid Sussex Marathon Weekend in early May offers undulating multi terrain races across East Grinstead, Haywards Heath and Burgess Hill. Enter single town races or combine all three to complete the marathon with virtual entries.

Join Run Silchester on 2 May 2026 for 2.5, 5 and 7 mile trail runs around the Roman wall, ancient woodland and a 12th century church. Family friendly festival atmosphere with stalls, music and proceeds supporting local community causes.

Run a scenic woodland course at Culden Faw Estate on 3 May 2026 with solo, pair and team relays plus timed 5K, 10K and the Henley Downhill Time Trial. Expect gentle undulations, a climb before 3 km and a long downhill finish with chip timin..

Take on the Three Forts Challenge across the South Downs with rolling hills and coastal views. Choose marathon, half marathon or 5 mile trail and even bring your dog, with net proceeds supporting local Sussex charities.

Join a guided trail run at Box Hill, Dorking covering 12.5 miles with about 1000 m of ascent through steep, technical woodland and open fields. This noncompetitive group run suits fit trail runners and finishes with an alcohol free beer.

The Bluebell Bash is a trail running event in Manswood, Wimborne, UK, organized by Tri-Counties Trail Running. It offers three distances—half marathon (13.1 miles), 10K, and 5K—with full accessibility for canicross. Runners traverse scenic..

BigWayRound Winchester is a scenic trail run around the Itchen, St Catherine's Hill and the South Downs, offering 14 mile to 50K distances. Timed chip results, fully marked course and a bespoke medal or choose a tree planting instead.

Enjoy spring trails at Harewood Forest in Hampshire with Muddy Runners, choosing from 5 km or 10 km routes across undulating woodland tracks. A friendly, scenic race perfect for trail newcomers and regulars alike.

Tackle the Chiltern Hills 100K on 9 May 2026, a scenic but demanding trail ultramarathon around Chesham with 1800m of climbing. Limited to 250 runners, the marked course features checkpoints, live tracking and a finisher medal.

Run to the Sea Brighton is a scenic 50km point to point ultramarathon from Horsham to Hove Lawns on the Brighton seafront. Enjoy trails, rolling downs and a coastal finish with feed stations and support for solo runners or two person relays..

The Collingbourne Races, held at Crawlboys Farm in Ludgershall, offer a scenic off-road running experience through the beautiful Collingbourne woods. Featuring a half marathon and a 10km race, the course includes bridle paths, woodland trac..

The Goring Gap Trails event, held in Mapledurham near Reading, offers a variety of running and walking challenges, including a 50-mile ultra, a 52K ultra, and a half marathon, alongside walking options of half marathon, full marathon, and a..

Tackle the Oliver Fisher 10k, 5k or junior run on the off road trail at Milton Creek for a scenic Kent run, with a bespoke medal and photos. Proceeds support the Oliver Fisher Special Care Baby Trust and Medway neonatal unit.

Run through the scenic Rathfinny Wine Estate vineyard on a challenging off road 10.7 km loop or double it for a 21.4 km half marathon. Carbon neutral event supporting the WOLO Foundation with free charity places and recycled medals.

Take on the Greenway Challenge in Letchworth Garden City: a self guided 13 mile clockwise run starting and finishing at Standalone Farm. Enjoy marshalled crossings, a wooden medal, and cake at the finish while supporting Headway Herts.

Take on the Midhurst Milers Cocking 10k, a hilly, scenic trail across the South Downs featuring steady climbs and a fast downhill finish. Limited online entries make this a must book for trail lovers chasing views and a rewarding run.

Run the North Downs Way 50, a 50 mile point to point ultramarathon from Farnham to Knockholt Pound along iconic chalk ridge trails. Expect rugged terrain, big climbs and a 13 hour cut off for a true test of endurance.

Run the stunning Jurassic Coast from Corfe Castle to Bridport on 16 17 May 2026 with distances from 10 km to 100 km. Enjoy epic coastal views, staffed aid stations, medical cover and a medal, T shirt and finishers meal.

Choose a marathon or 16 mile challenge across the scenic Berkshire Downs, with mixed trails, tracks and bridleways that cross the Ridgeway. Enjoy friendly support, regular aid stations and a hand thrown pottery mug for all finishers.

Run through scenic vineyard hills at Denbies Wine Estate in Dorking on 16 May 2026 on a 5.3 km undulating off road loop. Choose as many laps as you like for distances from 5 km up to ultra with flexible start times and limited places.