Trail Running calendar near Seaford 2026-2027

We have found 333 Trailruns within 80 miles of Seaford. See below where and when you can find the races.

Tackle the scenic Henfield Half Marathon, an off road course that follows a riverbank and a disused railway with flint paths and stiles. Start and finish at Henfield Leisure Centre with parking, changing rooms, refreshments and medals for a..

Explore woodland, ponds and parkland of Southampton Common at the Southampton Running Festival, set in a designated Site of Special Scientific Interest. Choose the half marathon, 10K, 5K or junior race, then relax in the event village with..

Run The Big Pilgrimage on 23 August along the Old Way from Southampton to historic abbeys, with 15 mile and marathon options across mixed terrain. Enjoy a short boat crossing with pick n mix sweets and collect landmark stickers for a memora..

Tackle a scenic trail 10K or half marathon through Alexandra Gardens with distant views of Windsor Castle. Chip timed results, free race photos and a lively event village make this a great day out for runners and supporters.

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.

Run a scenic but testing out and back marathon or half around Woldingham and the North Downs, with wooded trails, chalk pits and steep climbs. Finish with a medal, race t shirt and post race goodies in a friendly event.

September 2026

Enjoy scenic River Thames trails at the Henley River Races with half marathon, 10K and junior races plus an event village for food and drink. Sustainability focused with chip timed results, free photos and unique themed medals.

The South Coast Ultra Challenge runs along the South Downs Way from Eastbourne to Arundel on 5 and 6 September 2026. Routes from 25 km to 100 km include regular rest stops, GPS tracking, medical cover and camping options.

UTMB Index

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.

Join a guided 10 km trail loop from Silent Pool through Netley Heath and Shere along the North Downs Way, mixing wide trails and single track. Social sunset and headtorch night sessions, not a race, for steady runners around 10 min per mile..

Enjoy scenic reservoir trail running at Bewl Water near Lamberhurst, Kent, with lake views, undulating woodland and quiet lanes. Choose from 10K, half, marathon or 50K ultra on a Runners World top 10 UK marathon course.

Take on the Thames Path Ultra Challenge on 12 and 13 September 2026 along the scenic towpath from Putney to Henley. With distances from 10 km to 100 km, full support and a festival vibe, it suits runners and walkers alike.

UTMB Index

The Trail Côte d'Opale en Pas de Calais will take place in Wimereux from Saturday 12 September 2026 to Sunday 13 September 2026. You can run between 10 and 83 kilometers.

UTMB Index

Take on three scenic fell races on the Isle of Wight on 12 and 13 September 2026, with finishes on Ventnor school playing fields. Part of the island championship and SEAA series, this event serves up coastal views, steep climbs and a real f..

Set in the Surrey Hills on 12 September 2026, the Shere multi terrain event offers scenic trail routes from 10k to 42k with chip timing, marshals and a lively event village. Expect stunning views, coffee, medals and friendly support.

Ventnor Horseshoe on Sat 12 Sep 2026 offers a scenic but testing 12 km fell course around Ventnor with 443 m of climb. Part of the Isle of Wight Fell Series, it is perfect for runners seeking a tough coastal hill challenge.

Start the IOW Fell Running Series with St Boniface Fell in Ventnor on Sat 12 Sep 2026, a punchy 3.9 km race with 235 m of climbing across scenic Isle of Wight terrain. Pre entry or on the day entries welcome.

A marathon in Farnham, Surrey on 13 September 2026 with listed spectacular views. Entry is £45, places are limited to 1000 and entries close on 8 September 2026.

Choose a scenic 15k or 30k through the High Weald AONB, linking Norman churches, orchards and coastal views. The Rye High Street start features a Town Crier and the finish brings a bespoke medal, free photos and warm local hospitality.

Join the Alf Shrubb Memorial in Slinfold for scenic 5k and 10k trail races and fun kids events, all supporting local village causes. Chip timing, finisher medals, refreshments and a warm welcome at Slinfold Cricket Club make this a great co..