Trail Running Calendar South East (England) 2025-2026

TTTS 1 - Eggringe Wood is the first of five events in The Triangular Trail Series, held near Sole Street, Crundale. This 60-minute evening trail event features a score course suitable for all abilities, combining running and walking on public footpaths and minor country roads. Participants navigate..

The Fox is a quintessentially British trail running event set in the picturesque Surrey countryside. It offers three race distances: 20K, 41K, and 62K, all finishing at Burys Field in Godalming. The courses start from different locations, including Godalming, West Clandon, and Merrist Wood College,..

The UK Ultra South Downs event features five distinct races set in the picturesque South Downs National Park in South East England. Designed for runners and walkers of all abilities, the courses are point-to-point, showcasing stunning views along non-technical trails. Participants will experience a..

The Northiam 8.5km Trail Race is a scenic trail running event held around Northiam, starting and finishing at Northiam Village Hall. The course features over 62% trail terrain, offering runners picturesque views and passing local landmarks. The race is fully marked and marshalled, ensuring a safe an..

The ATW Chiltern Half Marathon & 10K is a scenic running event held in the Chiltern Hills near Bellingdon, Chesham. Participants can choose between a half marathon or a 10K trail run through the Area of Outstanding Natural Beauty, featuring rolling landscapes with challenging climbs and rewarding de..

The Seven Sisters Half Marathon is a scenic 13.5-mile trail race held in the South Downs National Park, starting and finishing at Helen Garden in Eastbourne. The course follows the South Downs Way, passing through Friston Forest, woodland trails, and iconic landmarks like the Seven Sisters cliffs an..

TTTS 2 - Chillenden is the second event in The Triangular Trail Series, held near Chillenden, Canterbury. This 60-minute evening trail run or walk features a score course suitable for all abilities, using simple navigation on public footpaths and minor country roads. Participants use a waterproof ma..

The Three Castles Race is a 50km ultra marathon along the scenic River Medway in Kent, England. Participants run through picturesque villages, lush countryside, and pass three medieval castles, starting in Rochester and finishing at Tonbridge athletics track. The course features flat, marked trails..

Harewood 24 is an exhilarating 24-hour endurance event designed for both solo runners and teams, set in a stunning off-road forest environment. Participants can tackle 5-mile loops, either individually or in pairs of up to eight members. The event offers a unique challenge, allowing solo runners to..

The Beat the Sunset 50km is a multi-terrain ultra marathon held in the Thames Valley, starting at Summerleaze Park in Maidenhead. The flat, single-lap course covers 50 kilometers with 235 meters of elevation, featuring 75% off-road terrain along the Thames Path, Jubilee River, and the Green Way. The..

The Coombe Hill Fell Race is an exciting 7km fell run, categorized in the BS Category by the Fell Running Association. Set in Wendover, Bucks, the race features a challenging course with steep climbs and descents. Participants can enjoy a fun atmosphere, with entry fees of £5 for general participant..

The Oliver Fisher 10K & 5K is an exciting running event taking place at Milton Creek Country Park in Sittingbourne, Kent, on June 1, 2025. This race celebrates the 40th anniversary of the Oliver Fisher Special Care Baby Trust, aiming to raise essential funds for the Neonatal Unit at Medway Maritime..

The Surrey Hills Half Marathon is a scenic 13-mile guided trail run starting and finishing at St Martha's Hill in Guildford, Surrey. Ideal for those new to trail running, the course features beautiful landscapes including St Martha's Church, the village of Shere, Newlands Corner, Hackhurst Downs, an..

The Midweek Chasing Numbers June event, organized by Saturn Running, invites participants to join a flexible running challenge along the scenic River Thames. This inclusive event welcomes runners of all abilities, including walkers, and allows participants to choose their distance within a 7-hour ti..

The Magna Carta Summer race, organized by Hermes Running, takes place in scenic Runnymede, Surrey, near the historic site where the Magna Carta was signed in 1215. The event features 10K, half marathon, and marathon distances, all starting by the River Thames at the Wraysbury Skiff & Punting Club. T..

The South Downs Trail Half Marathon and 10K, taking place at Queen Elizabeth Country Park near Petersfield, are renowned trail running events in the South of England. Participants can enjoy scenic routes that connect with the South Downs Way, featuring beautiful downland and forested landscapes. The..

The South Downs Trail Half Marathon and 10K, hosted at Queen Elizabeth Country Park near Petersfield, are celebrated trail running events in the South of England. Participants will enjoy scenic routes that connect with the South Downs Way, traversing beautiful downland and forested areas. The half m..

The Blended Trails - Backyard Ultra will take place in New Alresford on Saturday 7 June 2025.

The Dell 10km is a scenic multi-terrain running event held at Dummer Down Farm in Hampshire, England. The course covers 10 kilometers, primarily off-road (90%), featuring trails, woodlands, fields, and some local roads with an elevation gain of 163 meters. Participants enjoy stunning countryside vie..

The South Downs Way 100® is an ultramarathon covering 100 miles along the scenic South Downs National Trail in England. The race starts near Winchester and traverses rolling hills, ancient forts, picturesque villages, and offers expansive views across Southern England, ending in Eastbourne. Particip..