Trail Running calendar near Eastbourne 2026-2027

A two lap multi terrain 10 km trail race on Easter Monday around Mortimer Fairground and local woodlands, with a canicross option, chip timing, medal and free race photos. The undulating course is not suitable for pushchairs or wheelchairs.

A single loop 50 km trail race around Arundel and the South Downs with about 3,200 ft of ascent, four aid stations, live GPS tracking and chip timing on a fully marked course through predominantly trail terrain.

A 42km off road marathon from Stanmer Park across the South Downs, including a climb of Ditchling Beacon and three outposts. The route joins the Brighton Marathon for the final 6km into Hove Lawns with timing, drop bags and race support.

A mixed-terrain race day on 10 April 2027 at Remenham Farm, Henley-on-Thames, offering a half marathon, 10K and junior out-and-back along the River Thames.

A 50 mile trail race along the South Downs Way from Worthing to Eastbourne, featuring about 5700 ft of climb, seven aid stations, mandatory kit checks and a 13 hour limit. The course finishes with a lap of the athletics track.

Centurion Running's 50 Mile Grand Slam 2027 bundles four separate 50 Mile events across 2027, from April to November. Entries open 26 April 2026 and the standard entry fee is £480.

Trail races on the Serpent Trail through the South Downs National Park near Cowdray Farm Shop. Distances range from 12 km to 110 km with marked courses, aid stations, on-site expo and camping options.

Looped 50 km, 25 km and 10 km routes start and finish at Windsor Racecourse, running through the Great Park, Runnymede and along the Thames Path. The event provides signed routes, GPS tracking, covered rest stops, medical support and finish..

A multi-terrain running event on 18 April 2027 with 5 km and 10 km courses through Wormsley Estate, a steep Ibstone Kicker, age-specific entry rules and a children’s Run In Colour on Ibstone Common.

An untimed inflatable obstacle course at Hertfordshire County Showground on 24 April 2027 offering 2.5k, 5k, 10k and 15k lap options, music zones, water on course, finishers' medals and on-site food vendors.

A blindfolded navigation challenge in Winchester where participants are dropped at unknown locations and must find their way back on foot. Options include 6 miles for visitors and 10 or 15 miles; no maps or GPS and a sealed emergency bag is..

An alternative to the London Marathon at Walton on Thames featuring a UKA certified 3.28 mile lap. Options include full and half marathon or a seven hour timed event, with a 150 mm finish medal for participants.

A multi-distance coastal trek and trail event from Chale on 2–3 May 2026, offering routes from a 10 mile option to a 106 km full island challenge, with GPS tracking, staffed rest stops, medical cover, camping and shuttle transfers.

A combined entry for four Centurion Running 100 mile events across 2027, covering Thames Path, South Downs Way, North Downs Way and Autumn 100. Entries open 31 May 2026 with a minimum age of 20 on 1 May 2027.

A marked 100 mile point-to-point race along the Thames Path from Richmond to Oxford, with a 30 hour cut-off, at least twelve aid stations and mandatory kit. Pacers allowed from mile 51 and entries open 31 May 2026.

A trail event at Lancing Manor Leisure Centre on 2 May 2027 offering Marathon, Half Marathon and a 5 mile trail run across South Downs terrain. Courses include steep hills, regular aid stations and volunteer marshals.

A two day two person team self-supported navigation and endurance challenge based at Newlands Corner in the Surrey Hills. Teams carry their own camping and food and score points by visiting virtual controls during timed sessions on both day..

Race for Life at Weald Country Park in Brentwood features 3k, 5k and 10k routes across grass and woodland trails. The 10k is two laps of the 5k course and the event is chip timed.

A riverside trail event at Remenham Farm in Henley-on-Thames offering a Half Marathon, 10K and a Junior Race for under 11s, with chip timing, medals, free photos and an event village.

A 100 kilometre trail ultramarathon on 9 May 2026 around the Chiltern Hills, following an anticlockwise loop past Ashridge, The Ridgeway and Whiteleaf Hill. Fully marked route with GPS tracking and several staffed aid stations.