Trail Running calendar near Welwyn 2026-2027

Experience a scenic 15 km trail run starting from Tring and traversing the Ashridge Estate. This historic race features the Ridgeway path and provides participants with the choice of a finisher t-shirt or planting a tree.

A circular 13.1 mile trail half marathon at High Lodge in Thetford Forest, featuring mixed forest and hard-packed trails, cupless water stations, manual timing, and a 3.5 hour cut-off; minimum age 17.

Night-time Backyard Ultra at Vigo Rugby Club on 16 October 2026 where runners complete repeated 4.167 mile yards each hour until one runner completes one more yard than anyone else. A 7 Hour option runs on the same course.

A 100 mile trail race from Goring and Streatley using Thames Path and Ridgeway in four 25 mile out and back legs. The course has 16 aid stations, a 28 hour cut off and mandatory qualifying entry standards.

An annual cross-country challenge walk, jog or run of 25 km or 50 km across footpaths and tracks in Kent, Surrey and Sussex, with checkpoints, food provided, GPX route files, and first aid cover.

An off-road *10 km* run on bridle paths and woodland tracks near Westacre, with optional obstacles, a ford crossing near the finish, a 5 km water point, refreshments and medals for all; proceeds benefit the Purfleet Trust.

Trail races through Bedgebury National Pinetum offering Half Marathon, 10k and a junior race with route maps, GPX files, a bespoke medal and free photographs.

Beachy Head Marathon Weekend is a multi-distance trail event at Bede's Prep School on 24 October 2026. Races include Ultra, Marathon, Half Marathon and 10k; runners note scenic, hilly routes and strong volunteer support.

A 47 mile point to point ultra along the Thames Path from Iffley to Henley on Thames, with mixed trail and road terrain, five aid stations, mandatory kit requirements and real time GPS tracking. The event has an 11.5 hour cut off.

A 30 mile out and back along the River Stort and Lee Navigation on mostly flat grassy and gravel trails, with checkpoints every five miles, electronic timing and a finisher medal; trophies for the top three men and women.

Join this multi terrain timed event at Ferry Meadows in Peterborough to run as many laps as you choose over four or six hours. Reach your own distance goals on a scenic 5.3 km loop with full aid station support.

Experience a timed anti clockwise loop around Canvey Island featuring sea wall paths and coastal trails. This self supported adventure includes a unique pub check point and follows the scenic King Charles III England Coast Path.

ATW Grafham 5K and 10K at Grafham Water on 25 October 2026 features 5K and 10K races alongside the ATW Grafham Duathlon. Camping is available and the event supports Alzheimer’s Research UK.

Off-road marathon and half marathon south of Canterbury on scenic trails and country lanes. The Marathon requires navigation and mandatory kit; OpenTracking is available and £1 from each entry supports the Kent Neuro Therapy Centre.

Looped races in Chalfont St Peter offering on the day choices from 7 km up to ultra marathon distances, with a single aid station, marked trails, drop bag access and medals for top finishers.

Experience a festive night run through the woodland trails of Irchester Country Park. Choose between 5k and 2k distances featuring themed medals, fancy dress, and spooky marshals for a memorable Halloween experience.

A 5 mile timed, self-navigated night trail on 30 October 2026, run mostly through forest and downland. Fancy dress is encouraged with trophies and a post-run dessert for winners, and a tail runner will sweep the course.

A single-loop 50K trail race around the Chilterns starting and finishing in Berkhamsted. Fully marked route along The Ridgeway and Chiltern Way with three aid stations, mandatory kit requirements and a 9 hour time limit.

Experience a festive 6.66 km Halloween trail run starting and finishing at a local brewery in Chelmsford. Participants enjoy a costume focused event with medals and drinks for finishers in a social atmosphere.

Experience a night trail run through the ancient Alice Holt Forest with 5 km, 10 km, or 15 km lap-based routes. Navigate tree-lined avenues by head torch and enjoy fire pits and refreshments at the finish line.