Trail Running calendar near Diss 2025-2026

We have found 112 Trailruns within 80 miles of Diss. See below where and when you can find the races.

Join Active Fakenham Town Centre 5K for a lively community morning with a 5K race, 1K fun run and Toddle’n’Trike for under fives on a closed town circuit. Finishers get medals and kids receive Easter goodie bags.

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.

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..

May 2026

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.

Challenge Suffolk's scenic trails at the Holy Trail Ultra Festival on 9 May 2026, with 50 mile and 50 km distances for determined trail runners. Start and finish at Nicholas Everitt Park in Lowestoft, with checkpoints, GPS tracking, a finis..

Spend a weekend at Deene Park for the Run Rabbit Trail Festival with 10k, scenic half marathon, a 25k made of five 5k loops and a Quest to complete all routes. Festival vibes, varied trails and medals for all finishers.

Join the 30th Halstead & Essex Marathon on scenic low traffic roads through rolling hills, woods and farmland. Limited to 500 runners, this club organised race offers a classic country marathon and a prize for course records.

Run the Zig Zag Marathon or Half Marathon on 10 May 2026 from Suffolk Running Centre in Bury St Edmunds along scenic, mildly undulating roads. Limited to 300 runners, with aid stations, a seven hour cut off and memorable finisher medals.

Join the Oliver Fisher 10k and 5k at Milton Creek Country Park for a scenic off road challenge supporting the Oliver Fisher Special Care Baby Trust. Enjoy trails, medals and a friendly community atmosphere while raising funds for neonatal c..

Run the 13 mile Greenway Challenge in Letchworth Garden City on 10 May 2026, a self guided loop from Standalone Farm along the scenic Garden City Greenway. Receive maps and GPX, enjoy cake and a wooden finisher medal while supporting GRIT c..

Join Black to the Trails at Dunstable Downs and Whipsnade for a welcoming day of trail running with 1K, 5K, 10K and Scotch Bonnet 10K options. Celebrate diversity with music, food, family fun and finishers medals on scenic chalk downland.

Run a scenic point to point trail from Dedham Vale to Harwich through coastal estuaries and Areas of Outstanding Natural Beauty, with 100 mile, 50 mile and 50 km options. Mostly flat grass and trail, UTMB 100M index event.

UTMB Index

Stort10 '26 at Cammas Hall Farm on 17 May 2026 offers scenic 10 mile and 5 mile trail routes through woodland, farm tracks and quiet lanes. All finishers get a premium t shirt or a tree planted in their name plus a medal.

Take on 18 miles of scenic Suffolk countryside from Nowton Park to Clare Castle Country Park, running or walking at your own pace. With a friendly atmosphere, medal for all finishers and support for St Nicholas Hospice, this is a challenge..

Race through historic Canterbury, weaving past the cathedral, cobbled streets and ancient city walls from 22 to 24 May 2026. A Friday prologue, a city centre race and sprints on the University of Kent campus include courses for newcomers.