Trail Running calendar near Detling 2026-2027

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.

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.

The Mince Pie 10 will take place in Peacehaven on Sunday 6 December 2026. You can run 10 miles.

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..

Festive themed half marathon on woodland trails, meadows and country lanes around Mid Suffolk, starting and finishing at Stowmarket Football Club. Manually timed cupless race with water refill, mince pie, photography and optional eco friend..

Join a festive Christmas run along the flat Jubilee River. Choose your own distance in this 6-hour timed event on a scenic towpath. All finishers receive a bespoke festive medal.

A festive multi terrain cross country in Pett, East Sussex with a main five mile loop, a 2 Mile Fun Run and a children's Drumsticks Scurry. The event raises funds for Shelter and includes a bespoke medal and free photos.

Christmas Canter at Suffolk Running Centre offers 5k, 10k, half, full and ultra distances, a bespoke finisher medal, aid stations every 10k and parking included. The event uses loop and out and back formats and has a seven hour cut off.

A dawn to dusk winter trail challenge at Box Hill, Dorking on 19 December 2026. Runners repeat a roughly 10 mile loop with about 2,400 ft elevation per lap and may stop after any completed lap.

A 50 km trail ultra along the North Downs Way from Detling to Wye with about 1,000 m of ascent, three checkpoints and mandatory kit requirements. The route passes Boxley Warren, Thurnham Castle, Lenham Cross and the Wye Downs.

A festive trail running day at Wendover Woods on 20 December 2026 offering a Family Santa Mile plus 5 mile and 10 mile options, with medals and seasonal treats for finishers.

A lap-based running challenge at Abberton Reservoir on 20 December 2026. Runners complete repeated 5 km loops on off-road paths, with a free feed station, a medal for all and proceeds supporting Essex Wildlife Trust.

A lakeside Christmas event in Milton Keynes offering marathon and half marathon options with 7½ and 3½ clockwise laps of Caldecotte Lake. Finishers receive a bespoke medal and the event is held under 100 Marathon Club rules.

A flexible 7 hour Time Challenge along the River Thames in Staines with distances from 3 km up to 50 km, finisher medals and goody bags. An optional Christmas Dinner at The Last Hop is available for an extra fee.

Final round of a four event winter trail series with over 95% off road on public footpaths and bridleways. Held at Trifarm in Boreham, the event uses a mostly clockwise 10 km course with on site parking and basic facilities.