Trail Running calendar near Avebury 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 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..

The Secret Santa Series is a festive trail running event held in the Brecon Beacons National Park, starting and finishing at Cwmdu Village Hall, Powys. It offers three challenging distances: 14 km (Figgy Pud), 10 miles (Turkey Ten Mile), and a half marathon (Du Mulled Wine), with significant elevati..

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..

Secret Santa Figgy Pud 14km, Turkey Ten Mile & Half Marathon Du Mulled Wine starts at Cwmdu Village Hall in Black Mountains of Powys. The event offers three routes: 14km, 10 miles and a half marathon, starting together and diverging by distance. The courses follow Beacons Way toward Mynydd Llangors,..

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..

Freedom Racing's Hurtwood 50k is a 50-kilometre trail ultramarathon set in the well-known Surrey Hills. The route is a fully signed long-distance trail with extra race signage, designed as a fast, out-and-back course featuring a 5-mile loop for those up front. Competitors encounter regular checkpoin..

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 Allsorts Tinkley Gate Santa Dash is a festive, family-friendly running event held at the scenic National Trust Tinkley Gate site in Woodchester, Gloucestershire. Participants can choose between a 5km off-road trail or a shorter 2.5km route, suitable for younger runners. The event welcomes runner..

Winter Downs 200 is a 200-mile continuous trail ultramarathon organized by Centurion Running. The epic loop circumnavigates the South of England, taking in the North Downs Way, Vanguard Way, South Downs Way, Wayfarers Walk, and St Swithuns Way. Runners have up to 96 hours to finish the single-stage..

Set in South Wales, Celtic Trail Races offers three trail challenges: the Ultra (34 miles), Marathon (26 miles), and Half Marathon (13 miles). The routes wind through Afan Forest and the Rhigos range, finishing along the Coed Morgannwg Way with dramatic views of the Brecon Beacons, Black Mountain, S..

Mince Pi Run - races of 2 decimal places is a 14 December 2025 off-road event at Shalford Park, Guildford. Participants choose from 3.14 to 31.4 miles (1–10 laps) on a scenic, mostly flat course with one or two hills. A Pi marathon option and a 1-mile Pi-shaped fun run for young children are offered..

The Salcey Forest Christmas 10K, 5K & Junior Fun Run is a festive trail running event held in Salcey Forest, Northamptonshire. Set amidst beautiful, tree-lined woodland paths, the race offers a virtually flat, mixed-terrain course that can be occasionally muddy. Participants can choose between a 10K..

Mortimer Forest Trail Race, organized by Ludlow Runners, takes place at Moor Park School, Ludlow, in Mortimer Forest on the Herefordshire–Shropshire border. The event offers two routes: a 10-mile multi-terrain course featuring Big Dippers and a climb to the summit of High Vinnalls, finishing with a..

A Nightmare Before Xmas Trail ½ Marathon takes place at the Bridgend Miniature Railway Centre, Fountain Road, Aberkenfig, Tondu, Bridgend CF32 9BZ. This roughly 13-mile trail challenge combines The Hateful Eight 8-mile route with about 5 extra miles of mixed terrain, including mud, water, a killer h..

The Slow and Dirty is a festive-themed 19-kilometer trail race held in Sturminster Newton, Dorset, following a flat, hard-surfaced route along a former railway line known as the Somerset and Dorset (S & D). Despite its name, the course is fast and clean, ideal for runners of all abilities, including..