Trail Running calendar near Thetford 2026-2027

Two trail race distances, 25 km and 50 km, at Harrold-Odell Country Park in Bedford on 13 March 2027, organised by Thunder Races with early-bird and standard fees and instalment options.

Trail event at Hyde Hall Farm offering 10k, half, full and ultra distances with lap-based courses, water at the lap point, secure parking and a bespoke finisher medal. The event is cupless so bring a refillable cup or bottle.

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..

An ultramarathon event in London’s Lea Valley on 20 March 2027, organised by Camino Ultra. The listing gives the location as London E15 2HB.

A PARAS'10 event in Friday Woods featuring a 3 mile loop with one to three laps, categories for runners, TAB entrants and canicross. A 2 mile junior race is available for ages 10 to 15.

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.

A night running challenge at Hyde Hall Farm offering twelve hour or six hour shifts under the stars. Head torches are required and hot drinks plus an aid station are provided with a medal for every finisher.

A circular Half Marathon through Thetford Forest on mixed hard-packed and grassy trails, manually timed and traffic free. The event is cupless, offers optional eco friendly medals and podium trophies, and has a 3.5 hour cut-off.

A 54 mile circular ultra and a 26.2 mile marathon from Brixworth Country Park through Northamptonshire trails, canal towpath and roads, with checkpoints, GeoTracks real time tracking and an over 18 age limit.

Inflatable 5K in Huntingdon on Saturday 10 April 2027 is an untimed inflatable obstacle course with music zones, finisher medals and food vendors; choose from 2.5k, 5k, 10k or 15k options with on-course water and toilets.

The Rosebud Marathon covers 26.2 miles of Northamptonshire trails, roads and canal towpath, starting near Hartwell and finishing at Brixworth Country Park. The single line course includes two staffed checkpoints and live GPS tracking for co..

A 28 mile out and back along the traffic free Brampton Valley Way, run as a county versus county contest with 100 starters from each end. The route is flat, includes two long dark tunnels, four feed stations and on course first aid.

A running festival at Haughley Park, Suffolk with looped courses through pathways and woodland, onsite parking, lap aid station and bespoke finisher medals. Distances range from 5k to ultra marathon.

Forest trail runs at High Lodge in Thetford Forest on 11 April 2027 with 5 km, 10 km and a new half marathon options. The chip timed event is fully supported and all finishers receive a medal, merchandise, snack and drink.

A 50K trail ultra on the Chiltern Hills ridgeline from Berkhamsted Castle to Hampden Meadow, passing Ashridge and Ivinghoe Beacon. Fully marked course with three aid stations and a nine hour time limit.

Experience a guided marathon through the scenic Chiltern Hills and the historic Ridgeway. This supported team run features qualified leads, technical trails, and rolling hills with 500 meters of ascent.

A scenic *10 km* trail race on Sunday 18 April 2027 around the Nene Valley, starting and finishing at KC Active in Kings Cliffe. The circular, waymarked route uses farm tracks and disused railway lines and features a staffed aid station.

An inflatable obstacle-course event in St Albans on 24 April 2027, featuring large inflatables, five music zones and multiple lap distances. Family-friendly rules apply, and every finisher receives a medal and goodie bag.

A multi-distance road event at Suffolk Running Centre on 25 April 2027 offering 5k, 10k, half and full marathon on officially measured scenic routes with aid stations, parking and a bespoke finisher medal.

A four leg stage trail relay along the Roach Valley Way covering 23 miles in total. Teams of four navigate by maps and way markers while proceeds support Havens Hospices.