Trail Running calendar near Sunbury-on-Thames 2025-2026
We have found 340 Trailruns within 80 miles of Sunbury-on-Thames. See below where and when you can find the races.
We have found 340 Trailruns within 80 miles of Sunbury-on-Thames. See below where and when you can find the races.
The Devil's Punchbowl 10km is a guided trail run held in the scenic Devil's Punchbowl, a natural amphitheatre located in Hindhead, Surrey. This 10km route features challenging hills and beautiful trails, offering runners spectacular views from the summit. Designed for trail running newcomers and tho..
The Petzl Night Trails 10K at Salcey Forest is a unique night trail running event held near Northampton in the Forestry Commission's Salcey Forest. Participants run a fully marked, two-lap 10-kilometer course primarily on crushed stone paths, which can become slippery depending on weather conditions..
The Dormouse Challenge is a 6-hour running event held at the award-winning Salcey Forest near Northampton, England. Participants run multiple laps of a 3.5-mile off-road loop through well-maintained forest paths, with terrain consisting mainly of crushed stone and forest floor, which can be muddy wh..
The STAR Backyard Peaslake is a trail running event held in the picturesque village of Peaslake, Surrey. Participants aim to complete as many 5km laps as possible within a 3-hour window, starting and finishing at Peaslake Community Hall. The course features a clockwise route that includes a gentle 2..
The Zigzag Turkey Trot Challenge is a six-hour timed running event held at the Suffolk Running Centre in Bury St Edmunds. Participants start together and run as many laps as possible on the undulating, multi-terrain Back Quack route, with an aid station available each lap. The event caters to all le..
Dark Valley, Night Trails is an exhilarating night-time running event hosted by BigFeat Events at Moors Valley Country Park. Participants can choose from 10km, 20km, or 30km looped trails, all set amidst the enchanting woods of Dorset. Runners will navigate the course using headtorches, guided by fl..
The Bournemouth Coastal TEN is a scenic running event held at Hengistbury Head, Bournemouth, Dorset, offering 10-mile and 10k race options along the stunning Dorset coast. The largely flat, traffic-free courses follow Bournemouth’s seafront paths, including a run along Boscombe Pier with uninterrupt..
The RunUk Kingston 10k is a scenic running event starting and finishing at the Kingston Hawker Centre in Surrey. The course takes runners through the streets of Kingston and along the picturesque river towpath, offering a vibrant atmosphere supported by local organizations. Participants receive a fi..
The ATW Wendover Woods Trail Run & Canicross takes place in the scenic Wendover Woods, located at the highest point in the Chilterns near Aylesbury. Participants can choose from a 5K, 10K, or Half Marathon trail run, all set on well-prepared, traffic-free woodland trails offering stunning countrysid..
The Serpent Trail Ultra Run is a 30-mile trail running event starting and finishing in Haslemere, Surrey. It showcases some of the best sections of the Serpent Trail and the Sussex Border Path, featuring hilly terrain through lush fields, ancient woodlands, rare heathland, and scenic valleys. Ideal..
The New Forest Stinger is an annual 10-mile trail running event held in the scenic New Forest at Ocknell Campsite, Fritham. Organized by Totton Running Club, the race features an undulating off-road course that follows approved trails and paths, offering some of the best views in the forest. The eve..
The Wallop is a scenic 21k trail run held within the Farleigh Wallop Estate in Hampshire. The course features a diverse mix of narrow woodland paths and wide gravel tracks that wind through forests and open land, offering runners an immersive natural experience. This half-marathon event is fully mar..
The Box Hill Vertical KM is a challenging guided trail run located in Box Hill, Dorking, Surrey. Covering approximately 12.5 miles with around 1000 meters of elevation gain, the route explores hilly woodland, heathland, and open fields, featuring technical climbs that may require scrambling. Designe..
The Maverick Original Oxfordshire is a trail running event held at the historic Stonor Park estate near Henley-on-Thames, Oxfordshire. Set within the Chilterns Area of Outstanding Natural Beauty, the race offers three challenging routes: 22 km (long), 12 km (middle), and 7 km (short), featuring elev..
The Wittering Beach Run is a popular running event held at West Wittering Beach, Chichester, known for its natural, unspoilt Blue Flag beaches. The course offers stunning panoramic views of Selsey Bill, the Isle of Wight, Chichester Harbour, the Solent, and the South Downs. Runners can choose from t..
The Riverside Marathon & Half Marathon, organized by Phoenix Running, takes place in Walton on Thames, Surrey, along the scenic River Thames towpath. This UK Athletics certified event features flat, fast, and accurately measured courses with no elevation gain, ideal for runners seeking personal best..
The Colworth Hare and Tortoise Run is a 26.3-mile event held at the Colworth Estate in North Bedfordshire, starting and finishing at Colworth House Sports and Social Club in Sharnbrook. The race consists of five laps on a gently undulating course featuring trails, unclassified roads, and some woodla..
The Surrey Hills Half Marathon is a scenic 13-mile guided trail run starting and finishing in Guildford, Surrey. Ideal for those new to trail running, the route showcases the natural beauty of the Surrey Hills, including landmarks like St Martha's Church, the village of Shere, Newlands Corner, and H..
Winter on the Downs is an ultra-running event featuring two single-loop races of 55 miles and 100 miles, set in the scenic trails of East and West Sussex. Starting and finishing in Eastbourne, participants will traverse iconic landscapes, including Beachy Head and the Seven Sisters. The 55-mile rout..