Trail Running calendar near Sunbury-on-Thames 2026-2027

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..

The The Maverick Original Hampshire will take place in Winchester on Saturday 20 March 2027. You can run between 5 and 24 kilometers.

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 David Bowie themed trail event at Hurn Forest with a 5.3 km lap and flexible distance choices from 5K to ultra-marathon; medals for one lap finishers and 20% of entries support Forestry England.

A space themed trail event at Hurn Forest with a 5.3 km lap that can be repeated to create distances from 5K to ultra; themed medal, aid station snacks, and a charity donation to Forestry England.

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 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 42km trail marathon from Stanmer Park across the South Downs, including Ditchling Beacon, that joins the Brighton Marathon for the final 6km into Hove Lawns. The off-road route features three feed stations and a mandatory kit list.

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.

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.

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..