Trail Running calendar near Greenham 2026-2027

Forest of Bere timed event with flexible start format, a 3.28 mile lap and options from 5 km to ultra. Aid station offers sweet and savoury food including signature potatoes and vegan choices; 20% of proceeds go to Forestry England.

Inflatable obstacle course event at Kempton Park Racecourse on 3 October 2026 with 2.5K, 5K, 10K and 15K options suitable for ages 5 and up.

Wild Run Cotswolds showcases rugged off road trails on a private estate with fully marked routes, chip timing and a family friendly supporter zone. Entries are limited to 600; choose 10K, half, marathon or the six hour 360 challenge.

Scenic out and back races along the Thames Path from Petersham & Ham Sea Scouts HQ to Barnes, offered as 10 km, half marathon and marathon options with staffed checkpoints and medical cover.

Three mapped walking routes from Marlow of 25 km, 40 km and 50 km with checkpoints, time limits, mandatory kit and limited online entry.

A community organised 10 km race at Imberhorne School featuring mixed terrain, marshals, chip timing and a sustainably sourced finisher medal supporting local charities.

Half marathon and 10 km races at RAF Greenham Common in Thatcham, Berkshire. The traffic free, flat course has water stations, free parking and a children's race paid on the day for £5; proceeds support New Life Special Care Babies.

An annual off road marathon from Salisbury to Winchester along the historic Clarendon Way, offering full, half, mini and relay options and organised by local Rotary clubs.

A chip timed 10 km trail race on 4 October 2026 through Somerset countryside, passing a prehistoric long barrow. The event includes a bespoke medal, Race Nation app support, camping nearby and proceeds shared with two charities.

A seaside 12 km race in Studland Bay, Dorset, starting and finishing at the National Trust visitors centre. Prizes for the top three men and women and a race memento for all participants.

Trail event at Ashton Court Estate offering 6 km and 10 km trail or ruck options with GORUCK Rucker 4.0 and competitive or open categories.

A beginner friendly off road 10 km along the River Wye from Ross on Wye with nearby facilities, parking and a bespoke finisher medal; postponed until 4 October 2026.

Lap-based timed run at Tilgate Park, Crawley offering distances from 5 km to ultra with flexible start times and a seven hour limit on a compact off-road trail.

The Phoenix Running - Slough will take place in Slough on Thursday 8 October 2026. You can run 5 miles.

A lap based Friday timed run on the Thames towpath offering distances from a single 3.28 mile lap up to ultra distances, with the ten pound charity entry supporting Rays of Sunshine and a special double sided medal.

A backyard ultra at Turvey House where runners complete a 4.167 mile (6.7 km) loop each hour; failing to start a loop on the hour means elimination. Entries include solo, paired teams alternating loops, and an 8 hour day cap.

An inflatable obstacle course event in Cheltenham on 10 October 2026 offering 2.5k to 15k distances, on course music, a finisher's medal and family friendly entry rules.

The Beat Box Hill 50k will take place in Tadworth on Saturday 10 October 2026. You can run between 21 and 50 kilometers.

A 55 km Forest of Dean trail race at Beechenhurst featuring varied single track, riverside and ridge sections, on-course aid and medical support, plus a separate canicross category.

A 10 lap ultra at Pippingford Park on 10 October 2026 with 3, 4 and 5 mile loop options, regular aid stations and close parking.