Trail Running calendar near Rendlesham 2026-2027

Group runs led by queer folks that prioritize an inclusive space while exploring the trails and unpaved surfaces of north London. Meetings are at the entrance to the turf at Whittington Park and routes are about 6k.

A mainly off road 15k trail run at Trifarm, Boreham on 06 May 2026 featuring an anticlockwise route on public footpaths and bridleways, on-site parking, water points and manual timing.

Three trail distances in Suffolk including 50 km and 50 mile ultras plus a full trail marathon, finishing at Nicholas Everitt Park. Entries include checkpoint food, GPS tracking, a medal and prizes for top finishers.

Nuclear Rush is a muddy obstacle race at the Secret Nuclear Bunker Estate in Essex featuring 6 km with 40 plus obstacles and 12 km with 70 plus obstacles, plus signature features such as the 20 foot Deathslide and multi lane zip wires.

A national OCR event at Nuclear Rush supported by British Obstacle Sports, the British OCR Championship runs a 12K plus route with 60 plus mandatory obstacles across mud, water and rugged terrain. It is chip timed, for 18 plus, and awards m..

A weekend of muddy obstacle races at the Secret Nuclear Bunker Estate in Essex, with distances from 1.5 km to 38+ km, signature obstacles like the Deathslide and zip lines, chip timing and on-site facilities.

A **5 km** run at Banham Zoo that passes animal enclosures, includes full-day zoo entry and a finisher medal, and raises funds for conservation; spectator tickets and fundraising prizes are available.

A Pretty Muddy 5k obstacle course at Norfolk Showground featuring climb, crawl and slide elements on a mostly flat route contained within the showground. Participants must be 13 or older and a minimum fundraising target of £50 applies.

A road marathon on scenic low traffic lanes around Halstead, marking its 30th running on 10 May 2026. The event is limited to 500 entries, is part of the Essex Road Running Championships and supports local charities.

Road marathon and half marathon from Suffolk Running Centre on measured Kirtling and Windmill routes. Aid stations every 10k, parking included and bespoke finisher medals; the event is cupless so bring your own bottle or cup.

Off-road 10k, 5k and junior runs at Milton Creek Country Park on 10 May 2026. The event supports the Oliver Fisher Special Care Baby Trust and includes medals, prizes, pacers and limited free on-site parking.

An approximately 13 mile self guided loop around the Garden City Greenway starting and finishing at Standalone Farm, organised under UKA rules with a three hour time limit and proceeds donated to the charity GRIT.

A self‑navigated trail event in Thaxted on 10 May 2026 raising funds for Thaxted Windmill restoration. Two route options are offered, 5 miles (8k) and 8.25 miles (13k), with entry fees and a refreshment voucher included.

A measured off-road 5K on 13 May 2026, Race 2 of the seven-race Crown to Crown series, run mainly on bridleways through Willow Park with limited parking and on-course safety support.

A coastal point-to-point trail event in Suffolk and Essex offering 100 mile, 50 mile and 50 km options with GPS tracking, regular checkpoints and a mandatory kit list. Routes run mostly on soft dirt trail through protected landscapes.

An inflatable obstacle course at Brands Hatch Race Track on Saturday 16 May 2026 with 2.5 km laps and distance options to 15 km, music zones, water stations, on-site parking and charity partners.

Race for Life Brentwood at Weald Country Park on 16 May 2026 offers 3k, 5k and a double lap 10k across grass and woodland trails. The event is chip timed and carries a minimum fundraising target of £50.

A long running trail event at Cammas Hall Farm offering 10 mile and 5 mile loops across farm tracks and woodland, with water stations, marshalled road crossings and on site facilities.

The Bury to Clare Challenge is an 18-mile point-to-point journey from Bury St Edmunds to Clare through West Suffolk's countryside. This well-marked run or walk supports St Nicholas Hospice Care. Participants receive a finisher's medal, with..

A fully guided 36 mile run along the Boudicca Way from Diss to Norwich at a social pace, with aid stations every 10 miles, a wooden medal and a recommended kit list supplied beforehand.