Trail Running calendar near Sudbury 2026-2027

A timed, lap-based Friday run along the Thames with flexible rock up and run starts; the £10 affiliated entry is donated to Rays of Sunshine and participants receive a double-sided charity medal.

A beginner friendly 50 km ultramarathon along Norfolk's Boudicca Way from Diss to Norwich, open to runners and walkers with a 10 hour cutoff. The field is limited to 250 and entries include checkpoints, GPS tracking and a post race meal.

A multi-distance race series around Bewl Water near Lamberhurst, Kent, on wooded trails and quiet country lanes. Available distances include 10 km, half marathon, marathon and a 50 km ultra with measured GPX routes and published time limits..

A multi distance event along the Thames Towpath from Putney Bridge to Henley, with rest stops, GPS tracking, catering and medical support. Options include solo or team entries and a weekend festival of related walks.

A 50 km point to point coastal ultra from Lowestoft to Aldeburgh on 12 September 2026, following varied paths via Southwold, Dunwich Heath and Sizewell with marked navigation, aid stations and a 9 hour time limit.

A forest backyard ultra at High Lodge where runners complete repeated 4.167 mile loops every hour until a single finisher remains. The event also provides 6 hour and 12 hour timed options and chip timing.

A chip-timed trail event in the Surrey Hills offering 10k, 21k and 42k routes with marked courses, aid stations, finishers' medals and an event village at Shere Recreation Ground.

A charity ultramarathon along the Essex riverside on 12 September 2026, offering 10, 30 and 50 mile routes with marked trails, medical cover and checkpoints. Proceeds support Prostate Cancer UK.

A series of fully marked, fully supported trail and ultra events in the UK that focus on a welcoming, inclusive atmosphere with generous cut-offs and runnable countryside courses.

An 81 mile single loop ultra on the Bunyan Way in Bedfordshire with a 24 hour cutoff, 1,219 metres of climb and seven aid stations. The runnable country route features live tracking, medical cover and a bespoke finisher medal and T shirt.

A multi-terrain trail race from Rye Sports Centre in East Sussex offering 30k (slightly over 30 km) and 15k routes through the High Weald AONB. The course links historic churches and passes woodlands, orchards, country lanes and coastal vie..

Experience a scenic trail run through the beautiful Hertfordshire countryside starting in the village of Sandridge. This event features a 10k route near the historic city of St Albans with a finish at the local primary school.

TrailFest at Holdenby House offers four traffic free trail distances inside a private estate, with routes on farm tracks, field edges and through a small wood, plus rolling hills and open countryside views.

An annual trail event on rough tracks around Ashtead Common offering a 10K and a 2k kids run while raising funds for local charities. The undulating course forbids earphones and encourages low impact travel to the nearby train station.

Timed laps on a 5.3 km riverside course along the Thames allow runners to build distances from 5 km up to ultras. First 50 entries receive a black and yellow plushie and a Feisty mini me medal; a no medal option is available.

The The Harvathon will take place in Offley on Sunday 13 September 2026. You can run between 5 and 420 texts.unit_min.

Trail event at Suffolk Running Centre offering 5k, 10k, half marathon, marathon and ultra on social out and back routes. Aid stations every 10 km, parking included, bespoke finisher medals and a seven hour cutoff.

Triple Trail Races on 19 September 2026 at Loddington Farm offers 25 km, 50 km and 100 km routes across Kent's North Downs Way, Greensand Way and Weald Way, with on site race village, camping, food vendors and recovery facilities.

A full and a half marathon along the Norfolk Coast Path on 19/09/2026 with starts near Holme and Burnham Overy and a common finish at Morston. The event supports the East Anglian Air Ambulance and includes timed results and on-course checkp..

MacTuffX Watford on 19 September 2026 at Woodside Stadium pairs ten strength movements with repeated run segments. Multiple entry formats are offered including solo, doubles and relay and all entrants must be 18 or over.