Trail Running calendar near Calne 2026-2027

Run 145 miles non stop along the Grand Union Canal from Birmingham to Little Venice on a fully waymarked towpath. Limited to 100 starters with supported or unsupported entries and a 45 hour cutoff, it is a classic long distance challenge.

A 26.2 mile trail marathon in Richmond Park with three laps starting and finishing near Sheen Gate. The route follows the Tamsin Trail and inner park paths and features drink stations, chip timing and signposted routes.

A riverside trail event in Taunton on 24 May 2026 offering a flat, fast 10K and a half marathon with prizes for top finishers and medals for all. Organised by Prosper Events with positive feedback on support and feed stations.

Race Across Dorset is a point to point ultramarathon across Dorset offering 100k, 50k and a Purbeck Traverse final section. The marked route covers chalk downland, heath and forest, with compulsory GPX files and mandatory kit.

A chip timed *10k* trail run on 24 May 2026 that starts and finishes at Bredon Cricket Club. The marshalled route climbs to the 299 m summit of Bredon Hill and all finishers receive a medal.

Join the Rebellion 10km at Riverwoods, Marlow on 25 May 2026 for a scenic trail run along the Thames including a crossing of Marlow Bridge. Finishers get a medal, a Rebellion beer or non alcoholic alternative and a pint cup.

An off-road race in Dursley on 25 May 2026 covering about 10.31 km with 318 m of climb, visiting Cam Peak, Cam Long Down, Uley Bury and Downham Hill. Entries are limited to 120 and handled via Entry Central.

A 50 km multi terrain ultramarathon in Maidenhead on a fully signed single lap route along the Thames Path, Jubilee River and the Green Way. The race includes chip timing, live tracking, four aid stations and a finisher medal.

An 86-mile point-to-point trail race along the full Ridgeway National Trail from Ivinghoe Beacon to Avebury Stones, featuring eight checkpoints, GPS tracking, a 28 hour cutoff and a 250 runner field.

Celebrate the 50th anniversary of Rocky with a flexible 7 hour time challenge at Dare Valley Country Park, where you choose your distance from 3 km to ultra. Enjoy scenic trails, on course aid, medals for finishers and ice cream at the end.

Southampton Running Festival on 31 May 2026 offers 5K, 10K, half marathon, a junior race and a charity place option on a multi lap route through Southampton Common with marked kilometres and event marshals.

A guided trail half marathon around the Surrey Hills covering *13 miles* from St Martha's Hill near Guildford. The group run follows parts of the North Downs Way, offers an evening option, and includes kit support and an alcohol free beer a..

Choose your challenge in this 7 hour timed event along the River Thames at Wraysbury Skiff and Punting Club. Scenic signed laps, aid stations, medals and goody bags await runners from 3 km up to ultra distances.

A 40 mile ultra on June 6, 2026, along the Wales Coast Path from Porthcawl to Penarth, featuring coastal trails, Ogmore Castle and stepping stones, four staffed checkpoints and specified mandatory kit.

Trail races in the Brecon Beacons on June 6 2026, offering marathon and half marathon options plus weighted bergen editions. Runners move from daylight into night and may need a torch.

Take on Blended's Backyard Ultra at Chilton Manor Farm on June 6 2026, running a 6.7 km trail loop each hour until only one runner remains. Camping, fueling and hot food on site make for a supportive, all day and night event.

Take on the Oner Ultra Trail Run on 6 June 2026 along the scenic Dorset Coast Path. This 85 mile challenge must be completed within 24 hours, perfect for experienced runners seeking a coastal endurance test.

Run laps through Denbies Wine Estate in the Fire Horse Run, a timed off road challenge on an undulating 5.3 km loop with distances from 5 km to ultra. Pick as many laps as you like within a seven hour window for a flexible, scenic race day.

A multi-distance running event in Bath that routes through two restored railway tunnels, including a 1672 m subterranean section. Distances range from a 500 m Colourburst to an ultramarathon, with the start and finish at Brickfields Park.

BigSea Trails is the water event in the Classic Element Trail Series on the Isle of Purbeck on 7 June 2026. Routes start and finish on Knoll Beach and range from a half marathon to a 54k ultramarathon with stocked aid stations.