Trail Running calendar near Westonbirt 2026-2027

A community 5k obstacle event at Cassiobury Park where participants climb, crawl and slide around a largely flat, mixed terrain course. Waves run every 15 minutes and the event supports Cancer Research UK fundraising.

A 5k obstacle run at Willen Lake, Milton Keynes, part of Cancer Research UK’s Race for Life. Staggered wave starts, a minimum age of 13, on-site facilities and event accessibility support are provided.

An obstacle 5k through Prospect Park, Reading on Saturday 06 Jun 2026, featuring climbing, crawling and sliding across grass, slopes and woodland. The event lists entry fees, a minimum fundraising target and on-site facilities plus a finish..

Trail routes at Bruern Farm Estate on 6 June 2026 include 2.5K, 5K and 5 Mile or 8K with age rules for younger runners; proceeds support the Wychwood Life Centre.

Races in Bath run along the Two Tunnels shared path, passing the Devonshire Tunnel 408 m and Combe Down Tunnel 1,672 m. Distances range from 500 m fun runs to a 50 km ultra with relay and multiple route options.

Water themed trail running on the Isle of Purbeck with four single lap distances from half marathon to 54k. Routes run along coastal cliffs and Purbeck hills and include well stocked aid stations and GPX navigation advice.

Trail running at Wendover Woods on 7 June 2026 offering a half marathon, a 10k and a junior run on hilly forest trails with route maps, an on site cafe and spectator attractions.

A 7 km BS Category fell race around Coombe Hill in Wendover with 220 m of ascent and a steep climb and descent. Entry includes a free pint and a reduced rate for Fell Running Association members.

Trail races at Alice Holt Forest near Farnham offering 10 km and half marathon courses with live chip timing, finisher medal and canicross friendly entries.

Experience a 10k run through the National Trust Brockhampton Estate. This limited entry event features a hilly course with views and welcomes cani cross participants.

Race for Life Reading at Prospect Park on 07 Jun 2026 offers 3k, 5k and a 10k double lap on mainly grassy, undulating terrain with woodland sections and chip timing. A minimum fundraising target of £50 applies.

Multi-lap timed event along the Thames in Walton on Thames on 7 June 2026 offering distances from 5 km to ultra. A flat 5.3 km out-and-back course, flexible start window, themed ducky incentives and medal options.

A Category A fell race of about 18 km with 1200 m ascent around four fan summits between Merthyr and Brecon. The route is clockwise this year and requires map and compass navigation and full fell kit.

A midweek summer evening trail 10K through Moors Valley Country Park & Forest on 10 June 2026. Forest trails, chip timing, canicross options and several eco-friendly measures are included.

A flexible 6-hour timed run along the flat, scenic Jubilee River near Slough. Run as many laps as you like on the 5.24-mile course, with everyone receiving a finisher's medal. The route offers countryside views and a riverside path.

A 7 hour timed challenge in Egham on 12 June 2026 where runners choose their distance from a 3 km minimum to ultra distances. The signed Thames-side course offers medals, goody bags, distance pins and on-course aid.

A flexible Friday run along the Thames. Choose your start time and your distance, from a 5k lap to an ultra. It's a smaller event with a lower fee, but you still get one of the famous Phoenix medals.

A point-to-point 15 mile trail race along the Offa's Dyke footpath between Hay-on-Wye and Kington with three water stations, relay options at mid-race handover points, and age-group prizes.

A non-stop 100 mile trail race along the South Downs Way from near Winchester to Eastbourne, with 12 aid stations, full medical cover and a 30 hour cut-off. The event includes marked route, live tracking and mandatory kit requirements.

A 50 km non-stop trail race on 13 June 2026 across the South Downs from Matterley Bowl to Queen Elizabeth Country Park. The route gains about 4000 ft, is fully marked, supported by four aid stations and has a nine hour cutoff.