Trail Running calendar near Guildford 2025-2026

We have found 322 Trailruns within 80 miles of Guildford. See below where and when you can find the races.

The Sufferings is a challenging trail running event held at Washington Village Hall in Pulborough, UK. The race features three distances: a half marathon, a full marathon, and a 39-mile ultra, all incorporating the toughest tracks of the Chanctonbury and Cissbury rings. Participants face significant..

The Coln Valley Charity Trail Run, held in the scenic Coln River valley between Coln St Aldwyns and Bibury, offers 2km, 5km, and 10km trail distances suitable for all ages. The 2km steeplechase features grassy fields with hay bale hurdles and challenging hills, ideal for children and families. The 5..

The Farnham Pilgrim Marathon, held in Farnham, Surrey, offers runners a scenic and challenging trail experience through the Surrey Hills. The event features a full marathon distance with spectacular views and a course that is mainly off-road, multi-terrain, and hilly, making it one of the tougher bu..

The Jurassic Coast Ultra Run is a challenging 30-mile trail run along the stunning Jurassic Coast and Isle of Purbeck in Dorset, UK. Starting and finishing at Studland Bay beach, the route features hilly terrain and scenic landmarks such as Corfe Castle, Kimmeridge Bay, Chapman's Pool, Durlston Head..

The SOX 10km is a scenic multi-terrain running event held in South Oxfordshire, starting and finishing at the South Oxfordshire Brewery taproom. The course covers 10 kilometers with about 60% off-road terrain, including trails, woodlands, fields, and local roads, offering stunning countryside views...

The HAVOC Twilight Series 2025 No.1 in South Ockendon is a midweek street orienteering event featuring a traditional score format. Participants navigate a single course through streets, local parks, and woods, aiming to visit as many controls as possible within two time limits: Long (60 minutes) or..

The c2c Essex Ultra is a one-day ultramarathon event held along the Essex Riviera, offering participants the choice of 30 or 50 miles. The 50-mile route starts at Upminster Station, while the 30-mile route begins at Lansdowne Primary School in Tilbury, with both finishing at Thorpe Bay Station. The..

The Isle of Wight Fell Race Series 2025 is a challenging fell running championship held over two days in September on the Isle of Wight, based at St Catherine’s School in Ventnor. The series features three races of varying distances and ascents: the St Boniface Fell (3.8km, 235m ascent), the Ventnor..

The Thames Path Ultra Challenge is a premier endurance event in England, following the scenic Thames Tow Path from Putney Bridge to Henley-on-Thames. Participants can walk, jog, or run distances ranging from 10 km to a full 100 km ultra, with options for 75 km, 50 km, and 25 km as well. The route pa..

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Bewl Water Autumn is a scenic bi-annual running event held near the Bewl Water Visitor Centre in Lamberhurst, Kent. The race features four distances: 10km, half marathon, marathon, and a 50km ultra, all following routes around the reservoir. The courses combine undulating rural wooded trails and qui..

Brighton 50/50 September 2025 is a trail running event held in Brighton, UK, featuring distances of 50 miles, 50 kilometers, and 23 kilometers. The 50-mile race starts at Brighton Beach, traversing the scenic South Downs to Beachy Head and returning along the coastline, offering rolling hills, iconi..

The Roman River Trails event offers participants the choice of a half marathon or marathon, featuring self-navigation routes through the picturesque Roman River valley near Colchester. The predominantly hard-packed trail includes sections of tarmac and grass, with several river crossings and some hi..

The Thaxted Trail Marathon and Half Marathon, organized by Essex Trail Events, takes place in Thaxted, Essex. This self-navigation trail race offers marathon and half-marathon distances, with participants using a written route description provided on race day—there are no course markings or marshals..

The The Sudbury Trail Run will take place in Sudbury on Sunday 14 September 2025.

The Bradley Fell Race, organized by the British Open Fell Runners Association (BOFRA), takes place in Bradley Village near Skipton, North Yorkshire. The race covers 3.5 miles (5.6 km) with an 800-foot (274 meters) climb, starting with a steady ascent through fields and tracks to High Bradley, follow..

The Sandridge 10k is a scenic trail running event set in the picturesque village of Sandridge, near St Albans. Participants can enjoy a beautiful 10k course that showcases the natural beauty of the area. The event is organized by Active Training World, and it promises a rewarding experience for both..

The Rye Ancient Trails 30K & 15K is a scenic steeplechase running event held in Rye, East Sussex, within the High Weald Area of Outstanding Natural Beauty. The race features challenging multi-terrain, hilly courses of 30 kilometers and 15 kilometers, winding through ancient trails, historic woodland..

The Run London Epping Forest Trail 10k is a popular running event scheduled for September 14, 2025, in the scenic Epping Forest, Chingford. Participants will complete a 10k course consisting of two laps through the forest, known for its rich biodiversity and beautiful landscapes. The race is designe..

The Alf Shrubb Memorial 10k and 5k are mixed trail races held in Slinfold, West Sussex, celebrating the legacy of local running legend Alf Shrubb. The event features chip-timed adult races on scenic routes through Sussex countryside, with the 10k consisting of two laps on local footpaths and bridlew..

The Dunstable Downs Challenge Half Marathon is a scenic trail running event organized by Dunstable Road Runners, held at Creasey Park Football Centre in Dunstable. The 13.1-mile course takes runners across the picturesque Dunstable Downs and surrounding rural areas, primarily on public footpaths and..