Trail Running calendar near Caldecotte 2026-2027

A guided half marathon through the Chiltern Hills covering about 13 miles with 300 m ascent, grouped by ability and led by qualified Run Leaders, including a refreshment point, finisher’s medal and Trees not Tees certificate.

Trail running at Harrold-Odell Country Park in Bedfordshire on 13 March 2027 with 25km and 50km options. Early bird and standard entry fees are published and the event is organised by Thunder Races.

A trail event at Hyde Hall Farm offering 10k, Half Marathon, Full Marathon and Ultra Marathon options, lap-based distances and on-course aid. Parking and baggage area are provided.

An all-women trail run at Culden Faw Estate, Henley on Thames on 14 March 2027, offering 3 km, 6.5 km and 13 km routes through woodland and parkland with chip timing, medals and entrant benefits.

A novelty wife carrying race in Dorking featuring a 380 m out and back up The Nower with obstacles and a Splash Zone. Carried participants must meet a 50 kg minimum and wear helmets while competitors are encouraged to wear fancy dress.

A 13.1 mile out-and-back trail half marathon from Dorking to Leith Hill Tower, featuring 1,800 feet of ascent, four water stations, marshal support and a post-race cooked breakfast; profits support a local food rescue charity.

A 50th edition circular event in Sevenoaks on 14 March 2027 with three new routes and views of the North Downs and Greensand Way. Distances of 30 miles, 20 miles and 14 miles with indoor checkpoints and hot food at the finish.

Twelve consecutive days of timed riverside running in Walton on Thames with multiple distance options, collectible daily lantern medals, finishers shirts, and a Double-Down option to run two half marathons each day.

A 50km trail ultramarathon through the Chilterns centered at Stonor Park, run as two 25km loops with 4000 ft of climb, five aid stations and full medical support. The event has a nine hour finish limit and medals for all finishers.

Point to point trail races on the South Downs Way offering a 50 mile ultra, a 50 km ultra and a marathon with marked routes, aid stations, coach transfers and an option to plant a tree instead of taking a medal.

Trail running at Stansted Park in Hampshire across woodland and open fields with 21.4 km, 16.1 km and 10.0 km routes. Chip timed with metal finisher medals, on-course refreshments and marshals.

Looped 7K and 10K courses in Chalfont St Peter and Gerrards Cross let runners choose distances from a single loop to ultramarathon. Aid stations, marked routes, crew access and medical support are provided, with prizes for top finishers in..

Trail running at Matterley Basin in the South Downs National Park with three route options across chalk downland, woodland and ridgelines. Courses are fully marked, timed and supported with outposts, parking and a finishers medal.

London Lea Valley Ultra 2027 is an ultramarathon organised by London based Camino Ultra on 20 March 2027 in London E15 2HB. The race is part of Camino Ultra's programme which also includes coaching and training resources.

A 32 mile loop from Baggeridge Country Park near Dudley on 21 March 2027. The mostly traffic free route uses disused railway lines and canal towpaths, includes three checkpoints and a mandatory head torch section through the 2.7 km Netherto..

A looped trail event at High Lodge Thetford Forest offering distances from 5k to ultra marathon, lap-based formats, on course aid at the lap point, medal options and refreshments at Oak Lodge. Part of entry fees support forest upkeep.

Seven consecutive days of timed running on certified out and back routes along the River Thames in Walton on Thames. Distances from 5 km to ultra are available and finishers earn daily mementos plus a seven day lantern medal set.

A two lap multi terrain 10 km trail race on Easter Monday around Mortimer Fairground and local woodlands, with a canicross option, chip timing, medal and free race photos. The undulating course is not suitable for pushchairs or wheelchairs.

A 40 or 50 mile trail ultra along the Testway from Linkenholt to Totton in Southampton, with aid stations every 10 miles, marshals and medical support. A shuttle option is available for an extra £10 and there is a 14 hour cutoff.

A circular half marathon through Thetford Forest on mixed hard-packed and forest trails, traffic free and cupless with water refill points. Manual timing, professional photography, podium trophies and an optional eco friendly finisher medal..