Trail Running calendar near Sudbury 2025-2026

We have found 293 Trailruns within 80 miles of Sudbury. See below where and when you can find the races.

Enjoy a flat, scenic 10 km along the River Stour between Chartham and Canterbury, perfect for a fast time or a relaxed riverside run. Friendly village atmosphere with medals, trophies and age group awards to celebrate your finish.

Join Zach’s Devil Steps Trail Run on 22 March 2026 to tackle scenic Essex trails and raise funds for Cancer Research. Choose 3.5 or 7.3 mile routes, enjoy a self start format, and secure one of only 120 places for a fun timed charity run.

Take on a 10k under the stars through scenic Salcey Forest on a marked two lap night trail where a head or chest torch is required. Petzl will bring demo lights and there will be hot drinks and a lively post race atmosphere.

Run the Chiltern Hills on a guided trail half marathon based at The Home Office in Tring, led by qualified leaders who group runners by ability and teach trail technique. Enjoy scenic trails, a midcourse refreshment stop and finisher medal.

Test your mettle at Fortitude Ultra in Pippingford Park, a 10 hour challenge to complete 10 laps of 3, 4 or 5 mile loops through wooded, hilly trails. Basic camping available and a true back to nature endurance experience.

Run 17.5 miles around the scenic Ashridge Estate on 28 March 2026, starting and finishing in Aldbury. The trail climbs to Ivinghoe Beacon and a share of entries supports the National Trust; water stops and finisher gifts provided.

Take on the Spring Blickling Half Marathon on 29 March 2026, starting and finishing at Blickling Hall. Enjoy a scenic multi terrain route, bespoke medal and finish line treats while helping EPIC Norfolk reinvest profits into local sport.

Take on a scenic 10K through Epping Forest on 29 March 2026, two laps on traffic free forest tracks with an undulating, multi terrain route. Limited to 600 entries and finishers receive a medal.

Take on the Gauntlet Treasure Run along a flat riverside towpath in Walton on Thames, doing laps of a 5.3 km out and back to build any distance from 5k to ultra within seven hours. Limited places and every finisher gets a medal.

Choose your distance on the day and tackle scenic looped courses through woods and trails around Chalfont St Peter, with pacers welcome and a trained medic on standby. Distances from 7k to ultra are offered and top three finishers earn meda..

Join The One in the Woods Henley on March 29, 2026 at Culden Faw Estate for duathlon, cross duathlon or offroad endurance on scenic laps. Expect chip timing, a finisher medal and a lively event village.

April 2026

Celebrate the Galloping Grind reopening with the Easter Egg 10k trail in Chelmsford. Limited to 30 runners, this dusk run includes an on site chocolate egg hunt and a limited edition T shirt.

Run or walk riverside laps along the Thames at the Eggcellent Easter Orange Run in Runnymede, a flexible multi distance event for all abilities. Choose anything from 3 km to a 7 hour time challenge and earn an Easter egg themed medal.

Join the Eggcellent Easter Pink Run in Egham for a friendly seven hour timed challenge along the Thames where runners and walkers choose how far to go. Enjoy riverside trails, an Easter egg medal and a tasty goody bag at the finish.

Take on the Unbreakable Treasure Run on 5 April 2026 at Xcel SPORTS HUB, Walton on Thames, running timed laps along a flat riverside towpath from 5 km to ultra. Limited places and a 7 hour time cap make this a focused challenge with a keeps..

Join Active Fakenham Town Centre 5K for a lively community morning with a 5K race, 1K fun run and Toddle’n’Trike for under fives on a closed town circuit. Finishers get medals and kids receive Easter goodie bags.

Enjoy a scenic 5 mile loop around Hall Barn Estate with a tarmac start and finish at Beaconsfield Rugby Club. Organised by Burnham Joggers on 6 April 2026, this friendly trail run features marshals, chip timing and post race prizes.

Take on the Rose of the Shires 54 mile circular ultra from Brixworth Country Park, or opt for the 26.2 mile Rosebud Marathon. Scenic trails, towpath and country roads with checkpoints, live GPS and UTMB 100K index.

Take on the Henley River Half Marathon, 10K or Junior Race in Henley on Thames on 11 April 2026, with options for all ages including a kids race. Enjoy mixed terrain, riverside views, medals, free photos and a buzzing event village.

Take on the Rosebud Marathon, a 26.2 mile stretch of the Rose of the Shires Ultra through scenic Northamptonshire trails, roads and canal tow path. Enjoy waymarked routes, on site support, a finisher medal and prizes for top runners.