Trail Running calendar near Letchworth Garden City 2026-2027

We have found 495 Trailruns within 80 miles of Letchworth Garden City. See below where and when you can find the races.

Experience a flat trail run through the heart of royal Berkshire with chip timed results and free race photos. Choose between a 10k or Half Marathon distance starting from the scenic Alexandra Gardens in Windsor.

Participate in a flexible 7 hour time challenge along the River Thames in Egham. Choose your distance from 3km to an ultra marathon while commemorating fallen heroes with a traditional two minute silence.

Join a Remembrance Sunday trail run in Brightlingsea on 8 Nov 2026 with live Last Post, Reveille and a two minute silence. Traffic free loops offer 10k to marathon and a 6hr timed challenge with on course aid.

Commemorate Remembrance Day with a flexible timed run along the scenic River Thames. Choose your own distance from 3km to an ultra marathon on a flat loop course with a supportive aid station and unique finisher medals.

Join a community of runners at Richmond Park for a series of timed races supporting Movember. Enjoy a hilly tarmac course with distances ranging from a kids mini run to a half marathon in a supportive atmosphere.

Experience a 50 mile trail race featuring five loops through the scenic forest trails of Wendover Woods. This steep and rewarding course offers a supported ultramarathon experience in the heart of the Chiltern countryside.

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Multi-terrain 5 km and 10 km races in the Chiltern Hills on 15 November 2026, organised by Radnage C of E Primary School PTA with proceeds to the school. Village hall HQ offers a cafe, water stations and first aid on course.

Run a flexible distance along the Thames in this seven-hour time challenge event. Choose your own goal from 3km to an ultra marathon on a mixed-terrain, fully-signed course. Every finisher gets a themed medal and a goody bag.

Run as many 3.5 mile forest laps as you wish within a 6 hour time limit at Salcey Forest. This flexible off road event welcomes runners, walkers, and canicross participants of all abilities.

Explore the undulating trails of the North Chilterns on this 50 km ultra marathon. The fully marked route offers views from Warden Hill and Barton Hills. Three stocked aid stations support runners from start to finish at Putteridge Bury.

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Join the Thames Path Trail Run in Berkshire on Saturday 21 November 2026 for scenic riverside running from Alexandra Gardens. Choose 21 km or 16 km on flat trails and finish with a medal, drink and goodies.

Enjoy a guided 10 km trail run through the scenic Chiltern Hills followed by a private tour and tasting at Tring Brewery. This half day adventure combines outdoor exercise with local craft beer education.

Experience a scenic 10k run through the streets of Kingston and along the river towpath. This chip timed event starts and finishes at the Hawker Centre and features a finisher medal plus a post race goodie bag for all runners.

Experience a guided 10km trail run through the spectacular natural amphitheatre of the Devil's Punchbowl. This social group run features beautiful Surrey hills and is available as both a sunset and a headtorch night edition.

Explore the tranquil forest trails of the Suffolk AONB with three flat and fast route options. Enjoy a plastic free trail running experience through protected wildlife areas starting from the historic Wantisden Hall.

Experience the beauty of the South Downs National Park with three trail distances starting from Plumpton Racecourse. Enjoy coastal views and expansive countryside vistas on routes ranging from 9km to a half marathon.

Take in riverside views at the Riverside Marathon and Half Marathon in Walton on Thames on 28 November 2026. Flat, UKA certified towpath course, limited places, medals for all finishers and virtual entry available.

Scenic riverside marathon and half marathon on a flat UKA certified towpath from Walton on Thames to Hampton Court and back. Lapped format with finisher medals and virtual entries.

Test your endurance at this six hour timed challenge in Bury Saint Edmunds. Complete any distance from 5k to an ultra marathon on an undulating multi terrain course with full aid station support.

Join a community run through the paths and trails of Campbell Park to support Movember. Choose from 5k, 10k, or half marathon distances and enjoy a chip timed race complete with unique medals and fancy dress prizes.