Trail Running calendar near Seaford 2026-2027

We have found 417 Trailruns within 80 miles of Seaford. See below where and when you can find the races.

Flat trail races at Summerleaze Park on 26 July 2026, offering 5K, 10K and a Half Marathon with marked routes, marshals, chip timing and post-race goodies.

A 5 mile undulating trail run on 26 July 2026 around Bembridge, passing marshes, copse and coastal path. Entry is limited to 180 runners with trophies in Seniors, V40 and V55 categories and medals for all finishers.

A *7.5 km* trail loop around Westfield with over 80% off road terrain. Limited to 60 entrants, the event features a marked and marshalled course, prizes for first male and first female, and hall facilities including tea and cake.

August 2026

A looped trail event from Guildford across the North Downs in Surrey offering 50 km, 25 km and 10 km options with covered rest stops, GPS tracking, medical support, camping and shuttle transfers, plus a finishers medal and t shirt.

MacTuffX London at Finsbury Park on 1 August 2026 offers solo, doubles and relay functional fitness races combining ten Xercises with running segments and an optional LITE weight division; entrants must be 18 or older.

Third race of the Forest Five mile series on 1 August 2026, held as Orion Harriers' ELVIS fixture. The event awards individual and team trophies and offers a discounted series rate with age-category aggregate prizes.

The Complice à Merlimont will take place in Merlimont on Saturday 1 August 2026. You can run between 5 and 15 kilometers.

A trail marathon and half marathon on part of the Vanguard Way national trail on Sunday 2 August 2026, featuring varied parkland and North Downs terrain, course maps, photos and published results.

A 10 mile multi terrain race through the South Downs National Park organised by Liss Runners volunteers. The route uses lanes, tracks and footpaths, includes mile markers and two water stations, and finishes at War Memorial Sports Ground wi..

A timed Friday run on a 5.3 km out and back towpath loop along the River Thames. The event is promoted as a ten pound charity entry for Rays of Sunshine and includes a double sided finisher medal.

A 47 mile point to point ultramarathon along the Thames from Henley to Kingston, with three checkpoints offering food and drink, mandatory navigation kit and a required average pace to remain in the race.

A 103 mile trail run along the North Downs Way from Farnham to Ashford with 11,000 ft of climb and a 30 hour limit. The route is mostly off road, features 12 aid stations, mandatory kit rules and entry qualifications.

A muddy double loop trail race in woodland and sandy terrain near Bordon, with technical single track and wet bog sections. Offers a 5 km single lap and a 10 km two lap option with a 75 minute first lap cutoff.

A summer 10k through country lanes around Mount Ephraim Gardens in Kent, with a separate junior run and downloadable route maps. The event raises funds for Oasis Domestic Abuse Services and includes a bespoke medal and garden entry.

Choose any number of laps on a scenic 5.3 km loop at Denbies Wine Estate to make distances from 5 km up to ultra. Timed event with a flexible 1.5 hour start window and support on a hilly off road course.

Riverside race in Barnes offering 10km, half marathon and marathon routes along the Thames Path, with marked out and back courses, staffed checkpoints and professional medical support.

A multi-terrain 10k and half marathon around Wye with valley views and a hillside chalk crown. Venue facilities include toilets, refreshments and a small event village; entry prices vary for advanced and on the day entries.

The Hart 4 is a four-hour trail relay where teams of four race a scenic 4km loop at Minley Manor. With categories for male, female, and mixed teams, it's a fun, traffic-free challenge. The event features chip timing, medals for all, and a l..

A summer charity trail event in Cold Norton on 9 August 2026 offering a 10 km and a 13.1 miles route. Routes are unmarked narrative trails and the event raises funds for Farleigh Hospice while requiring participants to carry their own cup o..

A 7 hour Chasing Numbers timed event on 14 August 2026 in Egham. Runners choose their distance on a signed Thames path course with aid stations, medals and goody bags.

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