Trail Running calendar near Diss 2026-2027

We have found 174 Trailruns within 80 miles of Diss. See below where and when you can find the races.

A chip timed 10k at Burghley House on 30 June 2026, run over two laps on grass and paths around the estate. Open to ages 16 and over with a minimum fundraising target of £50.

July 2026

Follow the 82 mile Essex Way trail from Epping tube station to the historic high lighthouse in Harwich. This ultra marathon features mixed terrain and 3,469 feet of elevation with full GPS tracking and five checkpoints.

A guided 10 km trail run from Taverham along parts of the Mariotts Way through fields and woodland, led at a conversational pace with ability-based groups and a qualified run leader.

A volunteer-run running event in Willingham, Cambridgeshire with chip timing on flat country roads, footpaths and bridleways. Distances include 10 km and 6.5 km and children's races follow the main events.

The The Bishop's Stortford Mitre 10k will take place in Much Hadham on Sunday 5 July 2026. You can run between 5 and 10 kilometers.

A riverside running event on Sunday 5 July 2026 offering 10 mile, 10k and children's races between Hertford and Ware, with proceeds donated to the Essex & Herts Air Ambulance and T-shirts and medals for adult finishers.

A 5k obstacle course at Fairlands Valley Park where participants aged 13 and over climb, crawl and slide through muddy challenges while fundraising for Cancer Research UK. The mixed grass and paved course includes staggered wave starts and..

Oaks Trail at Rivenhall Oaks golf centre on 05 Jul 2026 offers two unmarked routes of about 6.5 or 3.5 miles, with entry fees split by England Athletics affiliation and proceeds donated to Essex and Herts Air Ambulance Trust.

Community trail run in Epping Forest organised by Muslim Runners at Butlers Retreat. Pace groups cover about 3 km and 6.5 km and there is a 30 minute walking group, with bag drop and coffee after the run.

A multi-terrain 5km in Fermyn Woods Country Park on Wednesday 8th July, part of the Northants 5K Series. Limited parking, bespoke finishers medals and a virtual completion option are available; entries close 23:59 on Tuesday 7th July.

An off‑road two-lap race through Hainault Forest organised by Ilford Athletic Club on 8 July 2026, supporting St. Francis Hospice and forming Leg 5 of the Elvis Grand Prix.

A measured off road 5K held as Race 4 of the Crown to Crown 2026 series at Westley Heights Country Park on 8 July. The course uses bridleways and some tarmac, with TRA licensing and on course marshals and first aid.

A mostly off road 10 km trail at Trifarm, Boreham on 09 Jul 2026, run on public footpaths and bridleways with on-site parking, numbered registration at the entrance, and a finish around the lake running track.

A roughly five mile off road trail run at High Lodge Thetford Forest with chipped timing and a finishers medal. Entries are non refundable but transfers to another runner are allowed until 06/07/2026.

A 24-hour multi-terrain relay or solo race near RM13 with teams of 2 to 8, repeated 5.75 mile laps, free camping and on-site catering, showers and first aid. Entry fees are published from £89 to £110.

Three measured routes through Mid Suffolk countryside on 11 July 2026, including a 31.5 mile option that passes 10 historic churches. Shorter routes branch off the main course and rejoin for a common finish with checkpoints and refreshments..

Timed non stop runs of 6, 12 or 24 hours on the Backyard route at High Lodge Thetford Forest. Enter solo, as a pair or a team of up to four; camping onsite, timing by Timing Monkey and a bespoke wooden medal for all.

A functional fitness race at Peterborough Embankment on 11 July 2026 pairing ten station Xercises with repeated 400m or 800m run legs. Entry types include solo, doubles and relay and all entrants must be 18 or over.

A lap based timed run at Mowsbury Park on 11 July 2026 offering distances from 5 km up to ultra with a flexible one hour start window and a choice of medal or lower cost no medal entry. Places are limited to 75.

Running Wild 2026 is a muddy 5K obstacle course through Wild Forest near Brentwood on 11 July 2026. Open to ages 13 and over, it includes water features, climbing and a large slide into a lake, with a medal and post race shower.

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