Trail Running Calendar South East (England) 2026-2027

We have found 259 Trailruns in South East (England). Check below where and when you can find the races.

Trail runs through Alice Holt Forest on 26 April 2026 support GUTS, with a Half Marathon, 10k, 5k and a junior run. Routes use a 5k forest loop with multiple laps for longer distances.

Join NOT the London Marathon Run 2026 on Sunday 26 April in Walton on Thames for a flat, certified lap course along the riverside towpath. Choose marathon, half or a 7 hour timed challenge, enjoy flexible starts and a commemorative medal.

Two point to point routes in the South Downs National Park from East Dean Village Hall, covering either 28 miles or 18 miles with an 11 hour limit and checkpoint support including hot food and vegetarian options.

An 8 km trail loop around Icklesham with over 75% trail surfaces, fully marked and marshalled, prizes for first male and female, a 60-person entry limit and tea and cake at the village hall afterwards.

May 2026

Run a scenic 7 hour timed challenge along the River Thames at Wraysbury on Friday 1 May 2026 and choose your distance from 3 km to ultra. Friendly aid, medals and goody bags make this intimate 300 runner event ideal for PBs or relaxed miles..

A guided 30 mile trail run near Guildford following sections of the North Downs Way and the Greensand Way. The group led by an experienced ultra coach includes climbs such as Leith Hill and finishes back at West Hanger.

A three day running series in West Sussex across East Grinstead, Haywards Heath and Burgess Hill that can be completed as single town races or combined into a full marathon. The event includes mile races, a family fun run and a virtual mara..

Run Silchester offers scenic trail races from the village playing field along the Roman Wall and through ancient woodland, with a 2.5 mile fun run plus 5 and 7 mile trail races. Enjoy festival vibes, medals and community fundraising for the..

A five mile off road race around Hurstbourne Tarrant on Saturday 2 May following part of the Test Way through woods and farmland. The volunteer organised event donates proceeds to local charities and offers timed entry fees by date and affi..

The 2026 Rapid Relays offers solo and team trail relays, alongside a Sunrise Run and a downhill time trial. Set on the woodland trails of the Culden Faw Estate, the event features chip timing and a dedicated race village. Camping is availab..

A trail running event on the South Downs from Lancing Manor Leisure Centre on 3 May 2026, offering marathon, half marathon and a 5 mile trail. Entries support Ferring Country Centre and local Sussex charities.

A guided trail run on Box Hill that gains about 1000 m over 12.5 miles, featuring technical climbs, scrambling and varied terrain. Group paced for sustained trail running ability with parking at Stepping Stones Car Park.

Trail running festival around Winchester offering 14 mile, 19 mile, marathon and 50K ultramarathon routes on marked, marshalled trails with aid stations, bag drop and an option to plant a tree instead of a medal.

Take on the Freddo Mercury Rhapsody Run along a flat riverside towpath at Xcel SPORTS HUB, logging as many 5.3 km laps as you can within a relaxed 7 hour limit. Rock up in a 1.5 hour start window or request a time, with aid stations and opt..

A 100 km trail ultra on an anticlockwise loop of the Chiltern Hills, visiting Ashridge Estate, Whiteleaf and Bledlow Ridge. The fully marked course includes GPS tracking, six checkpoints, chip timing and post race food.

UTMB Index

A 50 km point-to-point ultramarathon from Christ's Hospital, Horsham to Hove seafront, with trails, South Downs and a coastal finish. Options include an individual race and a 2-runner relay; course is fully signed and supported with feed st..

UTMB Index

Discover Goring Gap Trails near Reading in early May 2026, offering scenic trail challenges from a 6 mile walk with a river boat crossing to 52K and 50 mile ultras. Multi day camping adds a relaxed festival vibe for runners and walkers alik..

UTMB Index

A lapped riverside race from Wraysbury Skiff & Punting Club along the Thames Path near Runnymede. Offers 10 km, half marathon and marathon distances with marked turnarounds, marshals, a bespoke finisher medal and prizes for top three men an..

A fundraising off road 10 km, 5 km and junior run at Milton Creek Country Park on 10 May 2026, supporting the Oliver Fisher Special Care Baby Trust. The event features mapped trail routes, a bespoke medal, prizes and limited free parking.

Run one or two loops through the undulating vineyards of Rathfinny Wine Estate on a carbon neutral trail event that supports the WOLO Foundation and awards recycled slate medals to finishers.