Trail Running calendar near Sudbury 2025-2026

We have found 237 Trailruns within 80 miles of Sudbury. See below where and when you can find the races.

Tackle rolling climbs and sweeping Chiltern views at the Frieth Hilly 10 km and 5 km Run, set on mixed woodland paths and country roads. Expect a scenic but challenging route between Frieth and neighbouring villages.

Stort30 is a 30 mile ultramarathon along the River Stort towpath, flat and scenic, out and back from Bishop's Stortford. Toilets, showers and aid stations plus a finishers medal make it a friendly test for experienced runners.

Join Irchester Spooktacular, a Halloween night run through woodland trails with a 5k and a 2k family fun run. Fancy dress, themed marshals, finishers medals, Halloween chocolates and free event photos make it great family fun.

November 2026

Run Wendover Woods on challenging, hilly forest trails with marathon, half marathon, 10k and junior distances across mixed terrain. Enjoy onsite facilities like a cafe and plenty of parking plus bespoke medals and free race photos.

Join the Maverick Original Oxfordshire at Stonor Park for a scenic off road challenge near Henley on Thames. Choose from 7 km, 11 km or 22 km routes across rolling trails and ancient woodlands for a fun and wild day out.

Run the Remembrance Run 2026 South along the River Thames at Wraysbury in a reflective 7 hour lap challenge where you pick your distance. A two minute silence adjusts official times and finishers of 3 km or more earn medals.

Remembrance Run at Wraysbury on the Thames is a timed 7 hour challenge where you choose any distance from 3 km to ultra. Scenic signed laps, aid stations with vegan options, a finisher medal and a two minute silence at 11:00.

Join the Windsor Trail Run on Sunday 8 November 2026 in Alexandra Gardens, Windsor for 10K and half marathon off road routes through royal Berkshire. Chip timed races, friendly marshals, an event village and tasty post race goodies await.

Join the H&T Running Remembrance Sunday race in Brightlingsea for a moving pre race Last Post and two minutes silence. Tackle an undulating traffic free looped trail with half and full marathon options and friendly aid stations.

Take on the North Chilterns 50km, a scenic trail ultra from Putteridge Bury that winds along the Chiltern Way through rolling hills and chalk escarpments. Expect about 800m of climbing, lively aid stations and a friendly 250 runner field.

December 2026

Test your trail legs on Box Hill Vertical KM, a guided 12.5 mile run near Dorking that crams 1000 metres of ascent into a scenic but technical route. Run as a group through woodland, heathland and open fields with kit support and shoe trial..

Take on the new winter St Edmund Way Ultra on 5 December 2026, an 80 miles route through Essex, Suffolk and Norfolk. Remote trails, checkpoints and live public tracking make this a true day and night test of endurance.