Trail Running calendar near Diss 2026-2027

A 24 hour multi terrain relay or solo race near Romford where competitors run repeated 5.75 mile laps in teams of two to eight, with one runner on course per team; camping and event services are available on site.

LDWA Norfolk & Suffolk's Rodent Wriggle offers three scenic routes (13.5, 23 and 31.5 miles) from Needham Market Community Centre with checkpoints, refreshments and a finisher's certificate; entries are limited and must be prebooked.

A timed endurance run in Thetford Forest. Run solo, in a pair, or as a team of four for 6, 12, or 24 hours on a scenic looped course. Free camping is available on-site.

MacTuffX Peterborough offers a unique interval based competition for adults. Choose between solo, doubles, or relay formats featuring 400m and 800m repetitions for a focused fitness test.

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.

Trail running at Bawsey Country Park on 12 July 2026 with distances from 5k to ultra marathon, timed laps and aid stations. Parking is included and finishers receive a bespoke medal; virtual entries are available.

Ultra:5K challenges runners at Box End Park in Kempston. The format requires running a 5K on the hour, either five times or three times. The fastest total time across all the runs wins.

A guided 18 mile trail run on 12 July 2026 along the Kett's Country Long Distance Trail from Wymondham to Cringleford, combining local history and wildlife. The event is non-competitive, run at a conversational pace with aid stations and a..

A 24 hour trail running and camping weekend on the Shotley peninsula with a fully marked 4.3 mile coastal loop, chip timing, camping at race HQ included, medals and vests for finishers, and optional sauna and refreshments.

ATW St Albans Summer 10K on 19 July 2026 is a single lap, chip timed 10K around Highfield Park and the Alban Way with a grass finish and mostly traffic free roads. The event village features a free family fun run, cafes, live music and fund..

Experience a diverse range of distances at the Revesby Running Festival on the historic Revesby Estate. Choose from 5km to a half marathon or take on the unique Challenge The Estate individual and team events.

Set your own distance goal in this 6-hour trail running challenge. Runners complete as many 5K loops as they can on a scenic, 95% off-road course. Every finisher receives a medal.

A muddy 5k obstacle event at Hylands Park, Chelmsford on 19 July 2026 featuring climb, crawl and slide elements in staggered waves. Participants must be 13 or older and there is a minimum fundraising target of £50.

Day Two of the Great Barrow Challenge at Suffolk Running Centre follows the Windmill route as part of a 10‑day series. Individual entries are offered over multiple distances and include parking, a base camp water station and a daily bespoke..

Enjoy a 10k trail run through Chelmsford featuring a unique brewery checkpoint. This non competitive event includes mid race and finishers drinks along with a commemorative medal for all participants.

A Pretty Muddy 5k obstacle event at Priory Park in Bedford where participants climb, crawl and slide around a grass and tarmac course in staggered waves. The event has a minimum fundraising target of £50 and separate adult and child entry f..

A guided group trail run of 10k through High Lodge in Thetford Forest on 26 July 2026. Runs are led at a conversational pace with groups matched by ability and an entry fee of £12.50.

ATW Odyssey12 is a 12 hour multi-terrain lap run at Riverside Park St Neots on 8 August 2026, held within the ATW First to Full Triathlon Festival. Entries are available solo, as pairs, or teams of 3 to 6.

Point to point trail ultras along the Stour Valley Path in Constable Country on 8 August 2026. The SVP100 covers about 102 km and the SVP50 is a shorter trail option; both offer medals, t shirts and UTMB Index points.

A rural 10k and a Junior Run at Mount Ephraim Gardens in Kent on 9 August 2026, held on undulating country lanes. The event raises funds for Oasis Domestic Abuse Services and includes a medal, photos and garden entry.