Trail Running calendar near Cowley 2025-2026

The Blended Trails - Backyard Ultra will take place in New Alresford on Saturday 30 August 2025.

The Mendip Marauder is a challenging ultra running event held in Somerset, England, featuring two distances: a 30-mile and a 50-mile race. The 50-miler covers the entire Mendip Way, starting in Frome and finishing at Uphill Sands Beach, while the 30-miler begins in Wells and follows the latter part..

Henley River Half Marathon, 10k & Juniors August 2025 is a RunThrough UK event held in Henley-on-Thames, UK. The course offers a fast scenic trail around Henley-on-Thames, starting and finishing by Temple Island Meadows, the official start line for the Royal Henley Rowing Regatta. Distances availabl..

London Backyard Ultra is an endurance running event held at Frylands Wood Scout Outdoor Centre in Croydon, London. The event features a 4-mile (about 6.4 km) lap every hour, continuing until only one runner remains. The wooded venue offers a woodland course with a supportive, community atmosphere ty..

The Ross on Wye 10K Riverbank Run is a popular running event held in Ross-on-Wye, Herefordshire, featuring chip-timed 10K and 5K races along with a family fun run. The course is flat and multi-terrain, running alongside the scenic River Wye, incorporating river paths with grass and mud sections. The..

Southampton Running Festival, hosted by RunThrough UK, returns on Sunday 31 August 2025 in Southampton. The event takes place at The Avenue, Southampton SO15 7NN, with the start and finish on Southampton Common, a Site of Special Scientific Interest ideal for running. Distances on offer include 5K,..

The Pitsea RC Crown to Crown 5k is an off-road trail race held at Westley Heights Country Park, Langdon Hills. The 5-kilometer course mainly follows bridleways, starting on Beeleigh Avenue, passing through Lee Chapel Lane, and looping around the Essex Wildlife Trust's Willow Park before finishing at..

The T184 is a challenging 184-mile self-supported adventure race following the River Thames from its source near Cirencester to the Thames Barrier in London. Participants navigate through scenic towns, villages, and iconic London landmarks, completing the course within 76 hours. The route alternates..

The 2nd Galloping Grind 10k Trail Run takes place in Boreham, Essex, offering a challenging 10-kilometer course predominantly run in an anti-clockwise direction. This dusk race encourages participants to wear high-visibility or reflective clothing for safety. The event features a new course for 2025..

Set in the Surrey Hills, the Shere 42k, 21k & 10k Multi Terrain Event offers three trail running options from the picturesque Shere Recreation Ground. The 10k covers woodland and rolling trails with a 123m ascent; the 21k climbs about 543m across North Downs and Ranmore; the 42k marathon lifts aroun..

The Joust 12hr & 24hr is an off-road endurance race held at Top Barn Campsite, Worcestershire (WR6 6NH). The event features a 24-hour race (J24) and a 12-hour 50-mile challenge (J12), with the J24 open to solo runners, pairs, and teams, while the J12 is for solo competitors only. The course is a rou..

The St Albans Stampede - 12hr Enduro is an ultra marathon held in the scenic Hertfordshire countryside, featuring parts of Heartwood Forest and Nomansland Common. Participants aim to cover the greatest distance by running multiple four-mile loops within a 12-hour period. The event accommodates solo..

The Andover Trail Marathon, held in North Hampshire at Kings Road, Enham Alamein, offers both a full marathon (26.2 miles) and a half marathon (13.1 miles) through scenic trails. The marathon route follows the Testway up to Coombe Gibbet, Hampshire's highest point, then returns via the Conholt estat..

Lone Wolf Birmingham 2025 takes place at Wyre Forest, Callow Hill, Bewdley, DY14 9XQ. The event centers on a 7.1km forest loop, with distance options including 10k, half marathon, marathon and ultramarathon—the distance you choose. It functions as a 24-hour endurance challenge: runners complete one..

The Hackpen Hill 10k Trail Run is an annual off-road event held near Weir Farm, Broad Hinton, Swindon, Wiltshire. Celebrating its tenth year, the race features a challenging one-lap course that traverses farm tracks, fields, mud, and rolling hills alongside the historic Ridgeway trail. Suitable for..

The Carnival Chase is a scenic running event held in Warminster Town Park, featuring a 10K, 3K, and a new 1.2K Family - Wheelchair - Buggy Fun Run. The course winds through country lanes, tracks, and trails, starting and finishing near the boating lake, with no stiles but some kissing gates. The eve..

The Muntjac 15 is a trail running event held on September 7, 2025, featuring a 15-mile course that connects five beautiful woodlands. This race is ideal for runners who enjoy hilly terrain, wooded areas, and single-track trails, offering a scenic and challenging experience. With a limited number of..

The Coln Valley Charity Trail Run, held near Coln St Aldwyns and Bibury, offers 2km, 5km, and 10km trail distances suitable for all ages and abilities. Set in the scenic Coln River valley, the event features mostly grassy, undulating terrain with a mix of cross-country elements, including hay bale h..

The Woodchester Trail Challenge is a demanding, approximately eight-mile trail race held in Woodchester Park, Gloucestershire (postcode GL10 3TS). Designed for experienced trail runners, the course features hilly woodland tracks and must be completed within a 2.5-hour cutoff. The event offers compet..

Bradenham Blast is a trail running event in the Chiltern Hills at Manor Farm, Bradenham, near High Wycombe, UK. Boondock Events offers 5km, 10km, and a new half-marathon for 2025. The courses are hilly, scenic, and suitable for many abilities, weaving through tranquil beech woodland and rugged trail..