Trail Running calendar near Slinfold 2025-2026

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 course explores hilly trails through woodland, heathland, and open fields. The route is designed to maximize elevation ove..

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 Surrey Hills Half Marathon is a scenic guided trail run starting and finishing in Guildford, Surrey. Covering approximately 13 miles, the route showcases the stunning landscapes of the Surrey Hills, including landmarks like St Martha's Church and hill, the village of Shere, Newlands Corner, Hack..

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..

The Sussex Downs Trail Run takes place in the scenic South Downs National Park, starting at Plumpton Racecourse near Lewes, UK. Offering three distances—22km, 12km, and 9km—the event caters to all abilities, including newcomers. The course features a flat 3.5km tree-lined warm-up, followed by a chal..

Endurancelife Dorset offers a challenging trail running event set along the stunning Jurassic Coast Path near Swanage. Participants can choose from four distances: 10K, half marathon, marathon, and ultra, with ascents ranging from 774 to 7,027 feet, making it a tough trail runner's paradise. The cou..

The Cowdray Winter Night Run, part of the Cowdray ‘Run The Seasons’ series, is a unique night-time trail running event held at Cowdray Park near Midhurst. Offering 5km and 10km distances, plus a dog-friendly canicross option, the course winds through the park, around the River Rother, and across the..

The Hurtwood 50K, organized by Freedom Racing, is a popular late-season ultra running event held in the scenic Surrey Hills. This 50-kilometer trail ultra features a fully signed long-distance route with additional race signage, ensuring clear navigation. The course includes an exciting out-and-back..

The Trifarm Winter Trail Run 10k is the final event in a four-round seasonal trail running series, held at Trifarm in Boreham, Essex. The course is predominantly off-road, covering over 95% on public footpaths and bridleways, and follows a mostly clockwise route designed to avoid flood-prone areas n..

The New Forest Xmas Trails is a festive trail running event hosted by BigFeat Events, set in the picturesque New Forest National Park. Participants can choose from four distances: 15K, 30K, Marathon, and 50K, all on challenging yet runnable off-road courses. The event begins at Holmesly Campsite, of..

The Mince Pie 10 is a festive 10-mile race held in Peacehaven, East Sussex, organized by Seaford Striders. The multi-terrain course features approximately six miles of farm tracks and bridleways, with the remaining four miles on quiet roads, including a challenging hill around mile six. Participants..

The Winter Downs 200 is a challenging 200-mile continuous trail run held in South East England, starting and finishing at Juniper Hall, Dorking. Scheduled for December 10-14, 2025, the race forms a large loop incorporating five major trails: North Downs Way, Vanguard Way, South Downs Way, Wayfarers..

The Mince Pi Run - Races of 2 Decimal Places is a unique running event held at Shalford Park, Guildford, featuring distances from 3.14 to 31.4 miles, corresponding to 1 to 10 laps of a scenic, mostly flat off-road course with a few hills. There is also a Pi marathon option and a 1-mile fun run shape..

The Christmas Pudding Dash is a festive multi-terrain running event held in Pett, near Hastings, East Sussex. Celebrating its 20th year, the race features a challenging cross country course through farmland and woods, known for its muddy, undulating trails. The main race covers approximately 4.2 mil..

The Chelmsford Brew Co 12k's of Christmas is a festive, non-competitive running event held at the Chelmsford Brew Co in December. The 12-kilometer course features a social atmosphere with a focus on Christmas fun, including a brewery checkpoint where participants enjoy a complimentary pint, glass of..

The Elves 11Ish Trail will take place in Maldon on Sunday 21 December 2025.

The Winter Wanderlust 50km is an ultra-trail race held in Kent, UK, starting at Detling Village Hall and finishing at Wye Village Hall. Covering 50 kilometers with approximately 1,000 meters of elevation gain, the course follows the scenic North Downs Way, featuring rolling hills, vineyards, ancient..

The Festive Friston Forest Night Trail Run is a 5-mile self-navigated night trail run held in the scenic countryside of Friston Forest and downlands near Litlington, East Sussex. Participants follow a Strava GPX route, aided by a written narrative and a tail runner for support. The event starts and..