Trail Running calendar near Sudbury 2026-2027

Complete an historic 46 mile course through Cambridgeshire by foot. This annual event visits four former RAF airbases and can be tackled solo or as a team relay.

Experience the beauty of Ardingly Reservoir during this relaxed midsummer sunset run. Choose between a 5K or 10K distance on an undulating trail course featuring scenic water views and a fully stocked aid station.

Experience the beautiful Suffolk countryside and historic roads of Ousden in this multi terrain event. Choose from distances ranging from 5k to Ultra with a supportive base camp and bespoke finisher medals.

Experience a scenic trail run through the hilly forest paths of Wendover Woods. This event offers half marathon, 10k, and junior distances with on site amenities like a cafe and adventure playground for the whole family.

Test your endurance at this 7 km fell run featuring steep climbs and 220m of elevation. Conveniently located near the Wendover Train Station and sanctioned by the Fell Running Association it includes a post race drink for all finishers.

Experience a unique seaside run across the beaches of Thanet in Kent. Choose between 10 km and 15 mile routes that navigate sand, promenades, and cliff tops during low tide.

A flexible 6-hour timed run along the flat, scenic Jubilee River near Slough. Run as many laps as you like on the 5.24-mile course, with everyone receiving a finisher's medal. The route offers countryside views and a riverside path.

Run through the scenic grounds and trails of the Royal Estate at Sandringham. This 10K event features a mix of closed roads and countryside paths with chip timing and a bespoke finisher medal.

Test your endurance at the Royal Family's Sandringham Estate in this 24 hour trail race. Run solo or in a relay team through scenic parkland while enjoying a festival atmosphere with onsite camping and live entertainment.

Enjoy a flexible 7 hour time challenge along the scenic River Thames in Egham. Run or walk as many laps as you choose to earn a medal, goody bag, and special distance pins.

A flexible Friday run along the Thames. Choose your start time and your distance, from a 5k lap to an ultra. It's a smaller event with a lower fee, but you still get one of the famous Phoenix medals.

Experience the rolling Northamptonshire countryside with 10 or 20 mile off road races along the Nene Valley. Enjoy fully marked trails through ancient woodlands and riverside paths with optional camping available on site.

Experience a scenic trail run around South East England's largest lake with distances ranging from 10km to a 50km ultra marathon. Enjoy undulating rural trails and wooded paths with stunning reservoir views throughout.

Test your endurance at MacTuffX London in Barking. Choose from solo, doubles, or relay categories with interval distances of 10x400m or 10x800m. This event is open to all participants aged 18 and over.

Choose your distance at this flexible timed event along the flat Thames towpath. Run from 5k to an ultra within a 7-hour window and earn a unique finisher's medal. With a 1.5-hour start window, you can begin your run at a time that suits yo..

A multi-terrain 5 km race near Silverstone at Blackpit Farm with woodland, lakeside lawns and farmland. Finishers receive a bespoke medal and there is a virtual option to receive the medal by post.

Experience an atmospheric multi terrain summer evening run in East Sussex. Choose from a 10k, 5k, or junior race followed by a community BBQ and refreshments in the heart of Robertsbridge.

Discover a different side of the capital with a choice of 55km or 25km trail runs along London’s Capital Ring footpath. Experience hidden trails and iconic sights like Richmond Park on these fully signed and supported routes.

Experience a point to point trail race through the ancient woodlands and rural landscapes of three counties finishing with a scenic loop around Grafham Water.

Take on the Phoenix Centaur 100 Mile Ultra at Denbies Wine Estate, a flatish 1 mile off road loop with multiple distance options across the weekend. Enjoy central aid, chip timing and a Centaur medal and buckle for 100 mile finishers.