Trail Running calendar near Stansted Mountfitchet 2026-2027

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..

A mixed-terrain race day on 10 April 2027 at Remenham Farm, Henley-on-Thames, offering a half marathon, 10K and junior out-and-back along the River Thames.

A 54 mile circular ultra from Brixworth Country Park across Northamptonshire trails, towpaths and roads. The event is fully tracked and offers relay teams plus a 26 mile Rosebud Marathon option.

A 50 mile point-to-point race along the South Downs Way from Worthing to Eastbourne, featuring about 5,700 ft of climb, seven staffed aid stations, mandatory kit checks and a 13 hour finish limit.

Four fifty mile Centurion Running races held from 10 April to 13 November 2027 on South Downs Way, North Downs Way, Chiltern Wonderland and Wendover Woods. Entries are processed through SiEntries.

A family-friendly inflatable obstacle event at Huntingdon Racecourse on 10 April 2027. Choose from 2.5k, 5k, 10k or 15k laps on a 2.5 km circuit with inflatables, music zones, an untimed finish and a finisher's medal.

A 26.2 mile section of the Rose of the Shires Ultra, the Rosebud Marathon runs across Northamptonshire trails, roads and canal towpath with two staffed checkpoints and GPS tracking provided.

A county versus county running challenge along the Brampton Valley Way, with runners starting from Market Harborough or Northampton. The 28 mile out and back course features two long tunnels, four feed stations, and field wide county scorin..

A looped running festival at Haughley Park offering 5k, 10k, half, marathon and ultra distances, with on-course aid, secure on site parking and bespoke finisher medals.

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 multi-distance trail event on 17 April 2027 at Cowdrey Estate, Midhurst. Organised by Ultra X, routes pass through greensand hills, river, woodland and lowland heath in the South Downs National Park. Multiple entry categories are availabl..

A 50K trail ultra across the Chiltern Hills from Berkhamsted Castle to Hampden Meadow in Wendover, following ridgeline trails with three checkpoints and full route marking. The event includes on course nutrition, chip timing and a nine hour..

Windsor 50 is a supported trail event from Windsor Racecourse offering 50 km, 25 km and 10 km looped routes through the Great Park, past Windsor Castle and along the Thames Path, with rest stops, medical teams and GPS tracking.

A guided 42.2 km trail run through the Chiltern Hills using parts of the Ridgeway and Wendover Woods, led by English Athletics qualified Run Leaders. Groups are matched by ability and the event includes checkpoints and a wooden finisher med..

A three day running event over the early May Bank Holiday across East Grinstead, Haywards Heath and Burgess Hill. Options include 10 mile, 10k, mile, fun run and a three day marathon option, plus a virtual marathon choice.

A 10 km trail race in the Nene Valley, starting and finishing at KC Active in Kings Cliffe. The marked and marshalled circular route runs on tracks, fields and disused railway lines and includes a staffed aid station.

A multi-terrain running event on 18 April 2027 with 5 km and 10 km courses through Wormsley Estate, a steep Ibstone Kicker, age-specific entry rules and a children’s Run In Colour on Ibstone Common.

A multi distance canal and riverside ultra series based at Streatley on Thames offering roughly 250, 158 and 98 mile options. Routes use GPX and maps, include GPS tracking and staffed checkpoints with varied facilities.

An untimed inflatable obstacle course at Hertfordshire County Showground on 24 April 2027 offering 2.5k, 5k, 10k and 15k lap options, music zones, water on course, finishers' medals and on-site food vendors.

An alternative to the London Marathon at Walton on Thames featuring a UKA certified 3.28 mile lap. Options include full and half marathon or a seven hour timed event, with a 150 mm finish medal for participants.