Trail Running calendar near Sudbury 2025-2026

Join the Y2Y North Downs Trek / Run on 22 March 2026 for a scenic trek along the North Downs Way to YMCA East Surrey, Redhill. Choose 26.2 or 14 miles, enjoy support stops and finish with a commemorative medal and technical t shirt.

Run the Windsor Trail Run on Sunday 22 March 2026 at Alexandra Gardens, a flat, well marked trail with distant views of Windsor Castle. Choose 10K or Half Marathon with chip timing, post race goodies and an event village to celebrate.

Experience the Petzl Night Trails 10K at Salcey Forest under torchlight, with Petzl demo head torches on site. Enjoy a flat two lap trail, a canicross option and post race hot drinks plus a medal or tree planting token.

Run the Wild Half Marathon brings a guided 13 mile trail through the Chiltern Hills with rolling chalk climbs and wooded trails. English Athletics run leaders group you by ability, offer coaching, and a midcourse refreshment stop and finish..

Tackle a scenic, hilly timed challenge at Pippingford Park with 10 hours to complete up to ten laps of roughly 3, 4 or 5 mile loops. Enjoy rugged trails, basic camping and a finisher medal and coloured shirt to celebrate your day.

Spring Blickling Half Marathon on 29 Mar 2026 starts and finishes at Blickling Hall on a scenic mixed surface route. Enjoy chip timing, a bespoke medal and finish donuts and cookies while supporting local sport.

Run London Epping Forest Trail 10K invites runners to tackle two laps of scenic, undulating forest tracks in Chingford, with chip timing, a finisher medal and cash prizes for top three men and women. Entries limited to 600 so book early.

Celebrate the Galloping Grind reopening with the 3rd 10 km trail run at dusk in this Easter Egg edition. Only 30 places, includes a T shirt and post race egg hunt; bring a headtorch and high visibility gear.

Join the Eggcellent Easter Orange Run along the Thames for a fun, flexible 7 hour challenge where walkers are welcome and a cheerful orange egg medal awaits anyone covering at least 3 km. Riverside route, tasty aid station treats, and festi..

Saturn's 7 Hour Time Challenge at Wraysbury Skiff & Punting Club (Wraysbury, TW20) is an inclusive, self-paced race along the River Thames. Entrants choose a distance from a 3 km lap, with full laps around about 7 km (4.37 miles) or a short..

Tackle the Rose of the Shires Ultra, 54 mile circular challenge around Brixworth Country Park across trails, towpath and country roads. Enjoy countryside scenery, navigation sections, on course support and a finishers medal.

Run the Henley River Half Marathon, 10K or Junior Race at Temple Island Meadows and enjoy scenic, mixed terrain trails along the River Thames. Expect themed medals, free photos and a lively event village with food, drink and family fun.

Run the Rosebud Marathon, a scenic 26.2 mile leg of the Rose of the Shires Ultra across Northamptonshire with roughly 60% trail and 40% road. Enjoy varied terrain, aid stations and live GPS tracking to Brixworth Country Park.

Run the Battle of the Brampton Valley Way on April 12, a scenic out and back on traffic free rural trail with 14 or 28 mile options. Expect tunnels, gentle climbs, regular aid and a friendly Northamptonshire atmosphere.

Take on the Haughley Festival of Running at Haughley Park Suffolk, with distances from 5k to ultra and a cap of 300 entrants. Enjoy undulating park and woodland laps, secure on site parking and a bespoke finishers medal.

Run a scenic 10k trail loop through the Nene Valley countryside, over green fields, farm tracks and old railway lines. Fully marked with an aid station, this spring race is ideal for runners wanting a country escape.

Discover the Windsor 50 Ultra Challenge, a looped Great Park and Thames Path event offering 10 km, 25 km and 50 km options with Castle views and support along the route. Walk, jog or run from Windsor Racecourse and enjoy a lively festival a..

Tackle the Chiltern Ridge Classic 50K on 18 April 2026 along a scenic 51K Ridgeway route via Ashridge, Ivinghoe Beacon and Whiteleaf Hill. Limited to 400 runners, this UTMB race delivers big views, full support and a true trail challenge.

Take on the Roman Ramble at Billingford Lakes for a scenic trail challenge from 5k to ultra with mixed tarmac, grass and rugged paths. Limited to 300 entries, cupless event so bring your own bottle and finishers earn a bespoke medal.

Run scenic, undulating trails across Barningham Estate with 10k, 20k and 30k options for all abilities. Race for Little Lifts and turn your miles into care boxes while enjoying on course support and a festive finish.