Trail Running calendar near Dorking 2025-2026

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 Box Hill Vertical KM group run near Dorking for a tough 12.5 mile route with about 1000 m of climb through woods, heath and open fields. Enjoy expert guidance, technical terrain and a social finish.

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 from 14 miles to a 50K ultramarathon across the South Downs and along the River Itchen, with chip timing and self seeded waves. Choose a finisher medal or plant a tree to celebrate your finish.

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.

Take on the Chiltern Hills 100K, a scenic but testing ultra with over 1800m of climb through Ridgeway and Ashridge landscapes. Limited to 250, this TRA licensed UTMB index race combines marked trails and excellent support.

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..

Take on the Ridgeway 40 mile walk along ancient chalk downlands from Avebury to Streatley on 9 May 2026. Checkpoints, refreshment stops and a finishers cloth badge make for a rewarding day out for seasoned walkers and adventurous newcomers.

Celebrate the 30th Halstead & Essex Marathon in May 2026, a scenic road race through rolling hills, woods and farmland around Halstead. Expect low traffic roads and friendly club support for a classic Essex running challenge.

Join the Oliver Fisher 10k, 5k and junior run at Milton Creek Country Park for a scenic off road race supporting the Oliver Fisher Special Care Baby Trust. Enjoy park views, medals and fundraising for the 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 scenic Berkshire Downs at the Compton Downland Challenge on 16 May 2026, with 26.8 mile or 16 mile trail options along the ancient Ridgeway. Expect climbs, muddy paths, aid stations, chip timing and a hearty post race BBQ.

Join the Semington Slog on 16 May 2026 at St Georges School for 10k and 2k routes through the village and along the Kennet and Avon Canal towpath. Family friendly fun with marshalls, refreshments and a Slog Dog for every finisher.

The Reigate Priory Park 10K is a scenic charity fun run held in Priory Park, Reigate, Surrey. The course features a 250-meter start plus four laps on an accurately measured, gently undulating cross-country terrain surrounded by lush greener..