Trail Running calendar near Semington 2025-2026

We have found 352 Trailruns within 80 miles of Semington. See below where and when you can find the races.

Cherhill Down Four Colour Local Event 2025, near Calne in Wiltshire, offers four colour-coded orienteering courses across open downland with copses, a hillfort and a prominent monument. Distances range from Yellow 2.2 km to Blue 6.0 km, with climbs up to about 225 m, catering to beginners through ex..

Silent Pool 10km is a guided trail run that starts and finishes at Silent Pool, Albury, near Guildford. The route follows North Downs Way sections and the Netley Heath forest, dipping into Shere and passing film locations from The Holiday and Bridget Jones Diary. It’s ideal for those new to trail ru..

The Fortitude Ultra - Denbies is an endurance running event held at the picturesque Denbies Wine Estate in Dorking, Surrey. Participants face the challenge of completing 10 laps of varying distances (approximately 3, 4, or 5 miles) within a 10-hour timeframe. Runners can adjust their chosen distance..

Chiltern 50 Ultra Challenge is part of Ultra Challenge’s UK trek and trail series, based at Henley Showground. It offers a 50 km loop (920 m ascent) and a 25 km option, plus a 10 km Chilterns route. The end-of-season course winds through the Chilterns’ historic trails, rolling hills, nature reserves..

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North Downs Way Ultra Run is a 30-mile trail event starting and finishing at St Martha’s Hill, Guildford, Surrey. The route follows the North Downs Way westbound, showcasing the Surrey Hills with highlights such as Box Hill and a pass through Denbies Wine Estate before finishing at Newland’s Corner..

Wild Run Cotswolds is staged at Cornbury Park, Charlbury, Oxfordshire, within the Wychwood forests. The event offers a 10K loop with options for a half marathon, marathon (four loops), or a 360° challenge (six hours to complete as many 10K loops). The course uses private estate trails, mixing smooth..

Something to Talk About is a 7-hour technical trail running event held at Avon Tyrrell Outdoor Activity Centre in the scenic New Forest, near Bransgore, Christchurch. The race features a looped course of 3.28 miles through beautiful forest terrain, suitable for all abilities. Participants can choose..

The Nettlestone Road and Trail (RAT) Race is an annual running event held at Nettlestone Primary School in Seaview. The 2025 edition offers participants a choice between a 5-mile or 5km route, both featuring off-road sections and a scenic run along the Seaview seafront with views of the Solent. The..

Credenhill Canter is a multi-terrain 10K race organized by Wye Valley Runners in Credenhill, Herefordshire. The route weaves through country lanes and woodlands, starting by the church and finishing at Credenhill Social and Sports Club, where food and drinks are available. The event features chip ti..

RTT Margam 10k & 5K is organised by Aspire X Events and takes place at Margam Country Park, Margam, Neath Port Talbot, SA13 2TJ on 28/09/2025. The event offers the following distances: 5K 10K The 10K route is a repeat of the 5K lap. The race starts near the East Lodge Car Park within Margam C..

Race on the Chase is an annual trail running event held at Salisbury Racecourse, just 3 miles from Salisbury city centre. Celebrating its seventh anniversary in 2025, the race offers marathon, half marathon, and 10k distances, all featuring undulating downland terrain with historic ancient tracks, g..

Portishead's Black Nore 10km returns in 2025, a mixed-terrain coastal race starting at Portishead Lake Grounds. The route runs along the coast path of the Bristol Channel, past Black Nore Lighthouse and through Redcliffe Bay with water views toward Wales. Runners tackle a gently undulating course wi..

Kingfisher Challenge is a Big Bear Events trail run held at Coombe Abbey Park, on the outskirts of Coventry. Participants choose how far to go within a six-hour limit, completing as many 3.3-mile laps as they wish. Distances range from just over 5k to well over 50 miles, with benchmarks for a marath..

Petzl Night Trails 10K at Coombe Abbey Park, Coventry, is a 10-kilometre after-work night trail run hosted by Big Bear Events. The route weaves through woodland, meadow and grass fields with exposed roots, gates and an undulating but not hill-heavy profile, potentially muddy depending on conditions...

October 2025

The Guided 50k Ultramarathon in New Alresford, Hampshire, offers participants a scenic running experience through beautiful trails, including sections of the Watercress Way and Oxdrove Way. This event is designed for those who have completed at least a 20-mile run in the past year and will be conduc..

The Guided 15 Mile Run in New Alresford, Hampshire, offers a scenic experience for runners looking to tackle the first loop of a 50k event. Participants can enjoy the beautiful trails of the Watercress Way and Oxdrove Way, starting and finishing in the charming market town of Alresford. This relaxed..

Run to the Sea Bournemouth is a 50km ultramarathon in the RTTS series, running from Moors Valley Country Park to Hengistbury Head in Bournemouth, along the Castleman Trailway and the seafront. The flat, scenic route uses forest trails and coastal paths, suitable for beginners and experienced ultrama..

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Purbeck Weekend in Dorset features two orienteering events on 4–5 October: Studland Dunes at Studland Heath, including an Agglestone Heath excursion; and Durlston Country Park with complex thickets on the Jurassic Coast. Courses range White to Brown, with Studland Dunes offering up to 8.0 km Brown a..

Bolt Round the Holt is a trail running event held at Alice Holt Forest in Hampshire, featuring distances of a half marathon, 10k, 5k, and a junior run. The course consists of undulating forest trails with picturesque, sun-dappled scenery, offering a challenging yet scenic experience. The 5k route fo..

Back for a ninth time, the DirtRun Wyre Wizard Trail Half Marathon & Super Seven takes place at Wyre Forest’s Callow Hill Visitor Centre in autumn 2025. The event offers two options: a 13-mile Wyre Wizard Trail Half Marathon and a 7.6-mile Super Seven for a shorter challenge. The course winds throug..