Trail Running calendar near Yattendon 2025-2026

This is a backyard ultramarathon in which participants run a repeated loop. Each loop is 4.167 miles (6.7 km). Runners must start each loop precisely on the hour and must complete the loop within that hour to continue. If a runner fails to complete a loop in time or does not start the next loop, th..

The ATW Holdenby House Trail & Canicross event takes place on the historic 2,000-acre Holdenby Estate in Northamptonshire, featuring a scenic 5.4 km traffic-free trail through estate grounds and surrounding farmland. Participants can choose from 5k, 10k, or half marathon distances, with laps corresp..

The Frieth Hilly 5km & 10km is a challenging mixed-terrain running event held in the scenic Chiltern Hills near Frieth, between Marlow and Henley-on-Thames, about 35 miles from central London. The race features winding woodland paths and country roads, offering stunning views throughout the course...

The Ridgeway Run is a challenging 15-kilometre (9.3 miles) trail race organized by Tring Running Club, featuring scenic routes mainly on footpaths and bridleways with stunning views of the Chilterns. The course starts near Tring, ascends through the Ashridge Estate past the Bridgewater Monument, fol..

Buckingham 10k is a charity running event in Buckingham Town Centre. The 10km multi-terrain route, organized by Run for the Sky, starts in the town centre and winds through Stowe Avenue, Stowe National Trust Gardens and farmland, offering a small-town atmosphere that blends urban and countryside sce..

South Downs Way Ultra Run is a 30-mile trail event in West Sussex, starting and finishing on Harting Down. The route highlights the best of the South Downs Way, including Beacon Hill, Cocking Down and Kingley Vale, with sections through ancient woodland and nature reserves as it reaches toward the s..

The Herefordshire & Borders Winter Cross-Country League 2025/26 is a five-race series running between 12 October 2025 and 1 February 2026. The series includes races on 12 Oct 2025, 16 Nov 2025, 7 Dec 2025, 4 Jan 2026 and 1 Feb 2026. All races are held on Sunday mornings. The venue listed for th..

The North Chilterns 50K is a trail ultra held from Putteridge Bury Country House. The 4th edition takes place on Sunday 12th October 2025. The course distance is 50 km with approximately 798 m of elevation gain. The event is limited to 250 runners, has a 9-hour time limit, and requires participants..

The Marlow Donkey is a challenge event on Sunday 12 October 2025, organised by LDWA - Thames Valley and based at Liston Hall, Chapel Street, Marlow, Bucks SL7 1DD. The routes run in the Chiltern Hills with a new figure-of-eight route centred on Lane End. The aim is to complete, on foot, a route of..

The Titsey Trail 10k is an annual off-road race organised by Oxted Runners. The next edition is scheduled for Sunday 12 October 2025. The race distance is 10k. Entries are managed by Nice Work Race Management. The event is held under an ARC licence (ARC/25/0505). On-the-day entry, subject to availa..

The Tarmac Twister Trail takes place on 15 October 2025 and is organised by Essex Trail Events. The route is approximately 6 miles and the minimum age is 16. The event holds TRA permit 7706. It is a self-navigation trail race using a written route description that will be issued on the night. The c..

The Gatliff Marathon is an annual cross-country challenge in Kent, Surrey and Sussex, organized by the COPSE Club (Croydon). Participants may choose 25km or 50km, walking, jogging or running mostly on footpaths and tracks. Each year features a different route; route descriptions and GPX files are pr..

The Forest of Dean Ultra Marathon will take place in Coleford on Saturday 18 October 2025. You can run 34 miles.

The Maverick Jurassic Coast is a challenging trail running event held in Corfe Castle, Dorset, along the stunning Isle of Purbeck and part of the famous Jurassic Coast. Scheduled for October 18, 2025, it offers five distances: Ultra (102 km), Long (54 km), Middle (24 km), Short (12 km), and Sprint (..

Centurion Autumn 100 is a 100-mile continuous trail race based in Goring-on-Thames and Streatley. The course forms a cross from four 25-mile out-and-back spurs along the Thames Path and Ridgeway, converging at Goring. Legs run Thames Path to Little Wittenham, Ridgeway to Swyncombe Farm, Ridgeway to..

Herstmonceux 8km Trail Race is a picturesque off-road loop around Herstmonceux, centred on Herstmonceux Village Hall (BN27 4JX). The 8km course winds through fields, bridleways and woodland with views toward the South Downs; distance is approximate due to trail conditions and possible livestock. Ful..

Bedgebury Forest Half Marathon & 10K, organized by Nice Work Race Management, takes place at Bedgebury National Pinetum & Forest in Kent. The course offers traffic-free woodland trails through a pine canopy for two distances: half marathon and 10K. Described as challenging and scenic, the route weav..

White Horse Gallop is a roughly 12K off-road run held at Leighton Recreation Centre in Westbury, Wiltshire. The course traces bridleways and portions of the Imber Range, culminating in a close-up view of the iconic Westbury White Horse. Part of the Wiltshire Off Road Race League, the event awards a..

Keynsham Dandy is an off-road trail race organized by Town and Country Harriers (TACH) in Keynsham. The event starts from The New Inn, Bath Hill, and features a 12.5-mile course through riverside paths, rolling farmland and woodland, including the revived Compton Dando route with at least two stream..

The Halloween 7in7 takes place from 20th to 26th October 2025 at Pengethley Manor, Ross-on-Wye (what3words: physical.growth.shelf). The event runs over seven consecutive days. Each day allows a single timed attempt on a looped offroad course within the manor grounds; each lap is 2.5 km and particip..