East of England
Trail Running Calendar East of England 2026-2027
Explore the best trail runs in East of England for 2026-2027! Our updated list features 179 exciting trail runs across the region. Find your next trail run in East of England below and join the trail community at these great events!
July 2027
A muddy 5k obstacle course at Fairlands Valley Park in Stevenage with staggered waves, on-site facilities, a minimum fundraising target of £50 and age 13 and over requirement.
Lakeside trail event at Bawsey Country Park offering 5k to ultra distances on flat sandy and gravel trails with lap options and aid stations each lap.
An off-road event at Box End Park on 11 July 2027 offering 3 formats of repeated 5K laps, on-course support, merchandise and bespoke finisher medals.
A 24 hour coastal trail running and camping event on the Shotley peninsula with solo and team entries on a fully marked 4.3 mile lap.
Pretty Muddy 5k at Hylands Park Chelmsford on 18 July 2027 is a grass obstacle course with climb crawl and slide elements, staggered wave starts and a minimum age of 13.
Park based fundraising run at Hylands Park offering 10k, 5k and 3k routes on grass and park paths with a finishers medal and fundraising support.
Summer 10K at Highfield Park St Albans on 18 July 2027 with a flat, traffic-free route along the Alban Way and a family-friendly event village.
Flat out and back route from Suffolk Running Centre offering 5 km to ultra distances as part of a 10 day series with daily medals and on course aid.
August 2027
A navigational trail event near Little Baddow, Essex with a roughly 14 to 18 mile route, team entries of two or three, waterproof maps provided and mandatory compass and phone.
Scenic point to point trail ultramarathon in Constable Country with 102 km and 50 km options, UTMB Index points and predominantly off road terrain.
Experience a recreation focused obstacle event in Chelmsford featuring multiple distance options and up to 90 giant inflatable obstacles for participants of all abilities.
Trail marathon and half marathon along the Colne Valley Path with self navigation, aid stations, shuttle service options, and a finish on the Cymbeline meadows in Colchester.
A Backyard Ultra at Cut Hedge Park where runners complete a 4.167 mile loop each hour until one athlete remains, with camping and on-site facilities.
September 2027
Trail running in Ickworth Park offering 5K and 10K routes on limestone paths and mixed terrain, chip timing, finisher medals and a cupless water policy.
Mud Tribe in Brentwood offers muddy obstacle courses of 1.5 km and 5 km with foam and water features, hot wash downs, a finisher medal and family friendly facilities.
An 81 mile circular ultra on the historic Bunyan Trail around Bedford with waymarked navigation, seven aid stations, drop bags, medical support and a finisher medal.
A 50 km trail ultra along the Boudicca Way from Diss to Norwich with checkpoints, on course support, spectator access and generous cut offs.
A Backyard Ultra at High Lodge, Thetford Forest: run a 4.167 mile loop every hour until one runner completes the final lap; 6- and 12-hour timed options are available.
Off-road 5 km and 10 km races in Fyfield, Essex supporting the local Scout Group with marshalled footpaths, tree-planting options and canine entries.