Trail Running calendar near Thornbury 2026-2027

We have found 520 Trailruns within 80 miles of Thornbury. See below where and when you can find the races.

An eight hour timed road event near Littleham with 5.3 km out-and-back laps on tarmac, flexible start under the TUGG system, limited to 75 entrants and featuring a mixed-batch medal allocation.

A short but steep fell race near Llanfoist and Abergavenny covering 5.7 km with 485 m of ascent. The course is mostly unmarked, needs basic navigation and can be affected by poor weather.

An 8 hour timed road event on Sunday 29 November 2026 near Exmouth with **5.3k** laps on tarmac along a former railway. Entrants aged 18 and over can complete up to 14 laps and receive a medal from a mixed selection.

The final race of the 2026 RTT Series takes place in Afan Forest with separate 5 km and 10 km routes from Bryn Bettws Lodge. The event features chip timing, finisher medals, marked and marshalled routes and water stations.

Mapledurham 10 & Half is a trail running event on 29 November 2026 at Mapledurham Estate near Reading offering 10km, 10 Mile and Half Marathon courses across woodland, fields and estate roads. On-course water, an event village and post-..

Trail races of 10 km, half marathon and a two person relay through ancient woodland at Charborough Estate. Expect rooted tracks, seasonal mud, a marked single loop course, one aid station and on route medical support.

A time trial from Little Stretton to the Stiperstones with on the day entry and a finish to start bus. Navigational skills are required and entry fees are £8 per person with a reduced junior rate.

Ras Y Mast is a club-organised running event at Blaenwern Holiday Centre in Llanybydder, Ceredigion. The senior course is 6.5 miles on mixed surfaces, with separate junior races and historical results available back to 1998.

December 2026

A 21.1 km trail race around Hughenden Manor and surrounding woodlands, with about 450 m of ascent. Mostly forest paths, marked route, aid stations at around 7, 12 and 16 km, and on site parking, toilets and a cafe.

A 10 km trail race around Hughenden Manor in the Chilterns, with hilly woodland and rural sections, waymarked routes and a water stop at 5.3 km. The event base offers parking, toilets and a cafe.

Coastal 10 Mile and 10K races run from Hengistbury Head in Bournemouth along largely flat, traffic-free seafront paths past Boscombe Pier. The event features chip timing, water stations, finisher medals, and a plastic free policy.

Trail races around Swanage on the Jurassic Coast Path with 10K, half, marathon and ultra options; entries range from £35 to £71 and results count toward the Endurancelife season leaderboard.

A 14.5 km fell race near Church Stretton with about 793 m of ascent, marked and marshalled except for a section on The Lawley. Entry is online with 180 places and full FRA kit is mandatory.

Part of a 12 Days of Christmas series at Pengethley Manor, this offroad event offers distances from 5k to Ultra with a seven hour completion limit and on course laps through vineyards and a hill. Virtual entries and paid medals are availabl..

A winter trail running festival at Holmesly Campsite in the New Forest on 6 December 2026, offering 15 km, 30 km, marathon and 50 km one lap off‑road courses with marked routes, bag drop and mandatory kit requirements.

A festive trail event at Chasewater Country Park featuring 10k, 5k and a junior run, raising funds for Shelter, with bespoke medals, photos, prizes and onsite parking.

A festive 5 km off road Santa Dash at Tinkley Gate raising funds for Allsorts. Costumes, dogs on short leads and a 2.5 km one lap option for younger participants make this a family friendly event.

A festive trail running event at Moors Valley Country Park on 6 December 2026, offering a 2 km fun run for children plus 5 km and 10 km trail races; on-site parking is available for £5 and entry fees range from £12 to £26.

A 10 km trail championship at Wendover Woods on 6 December 2026 with entry by invitation for top 20 percent finishers at Runaway Racing events, age category winners and volunteers. The course is marked and timed, with awards and support fac..

Part of a themed Christmas series at Pengethley Manor, this offroad event offers distances from 5k to ultra with a seven hour completion limit and both on site and virtual entry options.

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