Trail Running calendar near Swindon 2025-2026

Run the Southampton Running Festival on 16 August 2026 at Southampton Common with 5K, 10K, half marathon and junior races. Scenic laps through woodland, ponds and parkland, plus an event village and a focus on sustainability.

Two Tunnels Races in Bath, UK, organized by Relish The Great Outdoors, offer a unique set of events across a city-centre route that includes Bath’s Devonshire Tunnel (408m) and Combe Down Tunnel (1672m). Distances range from 500m Colourburs..

Join the Henfield Half Marathon on 16 August 2026 and start and finish at Henfield Leisure Centre. The scenic off road course follows riverbank and a disused railway with flint paths and stiles, and every finisher gets a medal.

Tackle the Summer Green Man Ultra around Bristol on a scenic self guided 45 mile loop or a 30 mile partial, both finish at Ashton Park School. Support checkpoints, chip timing and a bespoke finisher medal reward strong navigation and endura..

Beast of Llangattock : event details The Beast of Llangattock is a trail running event on Saturday 22 August 2026 at Park Farm, Llangattock, Crickhowell, Powys. The event offers four distances, all on marked courses with GPX files available..

Black Cattle Ultra Gwartheg Duon is a South Wales ultra organized by Ridge Runners, offering two distances: 44 miles and 33 miles. Runners start from Llanthony Priory in the Black Mountains or from Abergavenny, following the Cambrian Way to..

Take on the Woldingham Half or Full Marathon across scenic North Downs ridges, woodland and varied trail terrain with rewarding rolling climbs and countryside views. Finish with a finisher medal, race tee in your goody bag and post race sna..

Event overview The Windsor Trail Run takes place on Sunday 30 August 2026 at Alexandra Gardens, Alma Road, Windsor SL4 3HU. The event offers two race distances and was booked 119 times in the last month. 10K - £30; elevation 29 m; trail, f..

Plum 10K The Plum 10K is a recurring race organised by Pershore Plum Plodders. The club publishes race results for multiple years, including 2015, 2016, 2017, 2018, 2019, 2021, 2022, 2023, 2024 and 2025. The next planned event is listed for..

The RIDUM is a 30-mile ultra marathon held in South East Wales, following the Rhymney Valley Ridgeway Walk. This challenging trail run features 4,252 feet of elevation, taking participants across ridge tops around the Caerphilly basin with..

Event The Joust Races 2026 is a 24-hour multi-lap running event held on Saturday 5 September 2026. The format uses a looped course with each lap approximately 5.56 miles. The course is described as well marked and marshalled, easily navigab..

Event details The Henley River event takes place on Saturday 5 September 2026 at Temple Island Meadows / Remenham Farm, Remenham Lane, Henley-on-Thames RG9 3DB. It is organised by RunThrough and supports Royal Berks Charity. Races available..

Enjoy a guided 10 km trail run from Silent Pool through the North Downs and Netley Heath, passing Shere and scenic film locations. Group paced runs include sunset and headtorch nights with kit trials and a friendly finish.

Join a guided 30 mile trail ultra along the Jurassic Coast from Studland Bay to Old Harry Rocks. A group run led by an experienced coach, it traverses coastal ridges, Kimmeridge and Swanage for challenging climbs and stunning sea views.

Run the Thames Path Ultra from Putney to riverside Henley, enjoying scenic towpath views and a festival finish. Distances range from a Henley 10K to 100 km across the weekend of 12 and 13 September 2026, with full on course support.

Join the Alf Shrubb Memorial 10k and 5k in Slinfold, a friendly trail race through West Sussex countryside finishing at Slinfold Cricket Club. Chip timing, medals, cakes and a licensed bar make it a lively community fundraiser supporting lo..

The Farnham Pilgrim Marathon is a full marathon event held at The Sands Recreation Ground, opposite The Barley Mow Pub, Littleworth Road, Farnham, Surrey GU10. The listing highlights spectacular views, emphasizing the scenic nature of the r..

The Cotswold Half Way will take place in Chipping Campden on Saturday 19 September 2026.

Take on the Cotswold Way Century, a stunning 102 mile non stop trail from Chipping Campden to Bath showcasing rolling hills, stone tracks and panoramic views. Test your endurance over varied terrain with a 32 hour time limit and full suppor..

Chiltern Wonderland 50 on 19 September 2026 is a 50 mile loop from Goring Village Hall through the scenic Chiltern countryside. Expect tough climbs, great views and full support from Centurion Running.