Trail Running calendar near Stambourne 2026-2027

Join the Christmas Advent Run on Sunday 29 November in Walton on Thames for a festive riverside run. Tackle timed laps to suit you and enjoy optional medal and chocolate advent calendar plus a prize draw.

A community charity run in Campbell Park, Milton Keynes offering 1.5k, 5k, 10k and half marathon options with chip timing, medals, refreshments and a fancy dress element to support Movember and men's health.

Trail races at Mapledurham Estate offering 10K, 10 Mile and Half Marathon routes over muddy paths and woodland, with on-course water, finish refreshments and race amenities included.

Trail 5K and 10K races held at Tewinbury near Welwyn on undulating dirt, grass and woodland trails, fully marked and marshalled, with GPX and a midcourse aid station for the 10K.

A 21.1 km trail race around Hughenden Manor and surrounding woodlands, mostly forest paths with undulating terrain and three aid stations. The course is fully marked and trail running shoes are recommended.

A 10 km trail race around the National Trust's Hughenden Manor near High Wycombe, featuring woodland trails, about 195 m of ascent, full course marking and a water station at 5.3 km. Onsite facilities include parking, toilets and a cafe.

Timed Thames towpath run where participants choose lap distances on a 5.3 km out and back course and entry supports Rays of Sunshine Children's Charity.

A guided 12.5 mile trail run around Box Hill that gains about 1000 metres of elevation across woodland, heathland and open fields. Group pace with technical climbs and scrambling and a chance of an alcohol free beer at the finish.

A new winter ultramarathon on 5 December 2026 covering about 80 miles across Essex, Suffolk and Norfolk, with checkpoints, mandatory safety kit and live tracking that includes an SOS function.

A 50 km trail ultramarathon from Dorking along the Greensand Way through the Surrey Hills, with a 5 mile loop, marked and supported aid stations, electronic timing and a finisher medal.

A 10 mile canicross loop at Grafham Water on 6 December 2026, following reservoir paths, woodland and the dam wall. Dog friendly with required harnesses, aid station water bowls and finishers medals plus a dog charm.

Bauble Bimble at Ferry Meadows is a four or six hour multi‑terrain event on a 5.3 km lap, letting runners cover distances from 5k to ultras with an aid station each lap and an event medal.

A 10 km trail championship at Wendover Woods on 6 December 2026 for runners who qualify via top 20 percent finishes at Runaway events and for volunteers. The marked course includes about 295m of ascent.

A 200 mile continuous winter trail loop around the South of England via the North Downs Way, Vanguard Way and South Downs Way. Runners have up to 96 hours, may use crews and access three major aid stations with drop bags.

Join the Christmas Jumper Friday Run on 11 December in Walton on Thames for a relaxed rock up and run along the riverside towpath. Pick 5k to ultra, run laps within a 7 hour window and earn a bespoke finisher medal.

A festive time challenge along the River Thames in Staines where runners choose distances from 3 km up to 50 km. The event is signed, offers medals and pins, aid stations and goody bags.

A 100 mile winter point to point trail across the South Downs and North Downs from Amberley Museum to Juniper Hall with a 35 hour limit, three aid stations, crew and drop bag support, medical cover and a strict mandatory kit list.

Mince Pi Run on 13 December 2026 at Shalford Park, Guildford offers looped offroad races from 3.14 to 31.4 miles, a Pi marathon option and a one mile fun run shaped like the Pi symbol. The course runs along the water and results are posted..

Seasonal trail races through Salcey Forest on 13 December 2026 offer 10k, 5k and a 1.2 km junior run. The event uses mostly flat forest trails, awards bespoke medals and prizes, welcomes seasonal fancy dress and raises funds for Shelter.

A multi-distance festive run at High Lodge, Thetford Forest, offering 5k up to ultra on a 5.3 km loop with an on-course aid station and event medals. The event is cupless and 20% of fees support forest upkeep.