Trail Running calendar near Basildon 2026-2027

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 single loop 50 km trail race around Arundel and the South Downs with about 3,200 ft of ascent, four aid stations, live GPS tracking and chip timing on a fully marked course through predominantly trail terrain.

A 42km off road marathon from Stanmer Park across the South Downs, including a climb of Ditchling Beacon and three outposts. The route joins the Brighton Marathon for the final 6km into Hove Lawns with timing, drop bags and race support.

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 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 trail race along the South Downs Way from Worthing to Eastbourne, featuring about 5700 ft of climb, seven aid stations, mandatory kit checks and a 13 hour limit. The course finishes with a lap of the athletics track.

Centurion Running's 50 Mile Grand Slam 2027 bundles four separate 50 Mile events across 2027, from April to November. Entries open 26 April 2026 and the standard entry fee is £480.

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 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..

Looped 50 km, 25 km and 10 km routes start and finish at Windsor Racecourse, running through the Great Park, Runnymede and along the Thames Path. The event provides signed routes, GPS tracking, covered rest stops, medical support and finish..

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 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.