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.

Run a guided Chilterns Trail Marathon along the Ridgeway and through Wendover Woods, featuring rolling hills and expert leaders offering pacing and technique tips. Small field, halfway refreshments and a wooden finisher medal make for a sce..

Join the Battle of the Brampton Valley Way, a one day 28 mile ultra along the traffic free route between Northampton and Market Harborough. Choose your start end, expect two dark tunnels so bring a head torch, enjoy feed stations and a fini..

Run the picturesque grounds of Haughley Park on 12 April 2026 with distances from 5k to ultra for all abilities. Limited to 300 runners, the event features lap formats, a bespoke finisher medal and a friendly community atmosphere.

Join a scenic 10k trail around Kings Cliffe, starting and finishing at KC Active amidst rolling Northamptonshire countryside. The well marked loop uses tracks and disused railway lines, with marshals, an aid station and eco friendly water r..

Join the inaugural High Lodge Wild Trail Runs on 12 April 2026 at Thetford Forest for scenic 5 km and 10 km timed trail races between Cambridge and Norwich. All finishers receive a medal, Wild Deer merchandise, a snack and a drink.

Run scenic loops from Windsor Racecourse through Windsor Great Park, Runnymede and the Thames Path with views of Windsor Castle. Choose 50 km, 25 km or 10 km loops with aid stations, timing, a finisher T shirt and medal.

UTMB Index

Take on the Chiltern Ridge Classic 50K, a 51K trail ultra across the iconic Chiltern Hills with 996 m of climbing, starting at Berkhamsted Castle and finishing in Wendover. Expect Ridgeway views, tough trails and full on course support.

UTMB Index

Tough but rewarding 10 km fell race around Chingford with 450 m of climbing, hosting the first ever Essex County Championships. Pre entry only and open to Essex eligible runners aged 16 and over, with teams welcome.

Run the Roman Ramble at Billingford Lakes on 19 April 2026 on trails with distances from 5k to ultra. Entries capped at 300, no cups provided so bring your own bottle, and finishers receive a bespoke medal.

Scenic single lap trail races of 10k, 20k and 30k across Barningham Estate in North Norfolk. Support Little Lifts by filling care Boxes for people with breast cancer; fundraising is optional and the top fundraiser wins a prize.

The Other Run offers 5k, 10k, half marathon, marathon and ultra on scenic, mildly undulating quiet roads near Bury St Edmunds, plus bespoke finisher medals and a lucky dip option. Capped at 300 runners with parking included, it promises a f..

Join NOT the London Marathon Run 2026 on Sunday 26 April in Walton on Thames for a flat, certified lap course along the riverside towpath. Choose marathon, half or a 7 hour timed challenge, enjoy flexible starts and a commemorative medal.

Run through woods carpeted with bluebells in the Chiltern Hills with Run The Wild at the Bluebell 10km on 26 April 2026. Grouped by ability with on route coaching, the spring trail offers guided support and scenic views. Spaces are limited.

May 2026

Run a scenic 7 hour timed challenge along the River Thames at Wraysbury on Friday 1 May 2026 and choose your distance from 3 km to ultra. Friendly aid, medals and goody bags make this intimate 300 runner event ideal for PBs or relaxed miles..

Take on the Thames Path 100, a scenic 100 mile point to point from Richmond to Oxford with a finish on Oxford University grounds. Riverside trails, aid stations and a 30 hour time limit make for a classic endurance challenge.

UTMB Index

Join a guided, non competitive 30 mile ultra around Surrey's North Downs and Greensand Way, tackling iconic climbs like Leith Hill and Box Hill. Ideal for first time ultra runners seeking scenic trails with experienced group support.

Join the Rapid Relays at Culden Faw Estate for solo or team relays, 5K and 10K sunrise runs, plus downhill time trial challenges. Chip timed with live splits, scenic woodland trails and free parking make it perfect for teams and supporters.

Tackle Box Hill on a guided 12.5 mile trail run with about 1000 m of climbing through woodland, heathland and open fields. An experienced guide will lead a steady group pace for runners who can hold roughly 10 min per mile, with parking nea..

Enjoy coastal off road trails at the Heritage Coast Run in Thorpeness, Suffolk, with 10k, 10k canicross and a half marathon. Wave starts, beach turnarounds and sea views make it a scenic charity challenge for all levels.

Take on the Chiltern Hills 100K, a scenic trail ultra across iconic Chiltern ridges and estates on 9 May 2026. Limited field and UTMB Index status mean a competitive, well supported race with challenging climbs, full marking and live tracki..

UTMB Index