Trail Running calendar near King's Lynn 2026-2027

A half marathon and 10K through Epping Forest, London on 10 October 2026, run on marked woodland trails with aid stations, chip timing and an eco friendly focus.

A 20 mile looped trail starting and finishing inside the 18th Century Landguard Fort, crossing two nature reserves, two river estuaries and the Port. The event includes three feed stations, a drop bag service, a long-sleeve T-shirt and a me..

Two fully marked trail races around Grafham Water from Marlow Park, offering a 10k and a half marathon with GPX routes, on-course support, age limits and cupless provision. Prizes and a finisher medal are included.

A traffic-free 13.1 mile circular trail through Thetford Forest featuring hard-packed and grassy paths, wildlife views, cupless water stations, an eco-friendly finisher medal and podium trophies; minimum age 17 and a 3.5 hour cut-off.

An inflatable obstacle course event in Norwich on 17 October 2026 offering 2.5k, 5k, 10k and 15k options. Family friendly with medals, music zones, a midway water station and on site food vendors.

A guided 10-mile trail run through the Chilterns along canals, reservoirs and past Britain’s oldest post windmill; includes trail technique coaching and a finisher’s medal for 2026. On-site parking and a 15 minute walk from the station.

An off-road 10 km through undulating bridle paths and woodland around Westacre, Norfolk, featuring optional obstacles, a ford crossing near the finish, on-site registration, a water point at 5 km, refreshments and a bespoke medal for all en..

Trail runs of 10 km and 5 km around Blackpit Brewery on October 18 2026, using private multi terrain trails through woodlands and estate tracks. Entrants receive a medal, a pint cup and a free drink at the finish.

A muddy 10 km obstacle race in Lincolnshire on 18 October 2026, featuring crawling, climbing, carries and water obstacles. Finishers receive a bespoke medal and a Yellow Belly Pale Ale.

Ely Tri Club Runfest on 18 October 2026 offers multiple distances from 10 km to a 66 km ultra. Routes are mostly flat and traffic free with course maps, on-course food and drink, and a few obstacles such as steps and stiles.

A 30 mile out and back ultra along the River Stort and Lee navigations on the Hertfordshire Essex border, mostly flat grassy and gravel trail with checkpoints every 5 miles, electronic timing, medals for finishers and trophies for top three..

Pumpkin Plod at Ferry Meadows is a multi-hour lap event on a 5.3 km mixed-surface loop where runners complete as many laps as they choose. Aid is provided each lap and finishers receive an event medal.

ATW Grafham 5K and 10K take place at Grafham Water Visitors Centre on 25 October 2026. Entry fees range from £24 to £33, the races run alongside the ATW Grafham Duathlon, and camping is available the night before.

Essex Walker offers a 26 miles figure of 8 route and an 18 miles variant on footpaths and bridleways around Blackmore. It is part of the Essex and Herts Triple Challenge and includes checkpoints, refreshments, and a finishers certificate.

A Halloween themed night run at Irchester Country Park featuring a 5k race and a 2k family fun run, with finishers medals, free event photos and Halloween treats.

Experience a festive 6.66 km Halloween trail run starting and finishing at a local brewery in Chelmsford. Participants enjoy a costume focused event with medals and drinks for finishers in a social atmosphere.

Shepshed 7 on 1 November 2026 features a measured seven mile, chip timed race through Garendon Park plus a fun run with entries on the day; prizes, a commemorative t shirt for finishers, and limited onsite facilities are provided.

An out-and-back 5 mile night and dawn running event through the 422 m Oxendon Tunnel with mood lighting and headtorch required. Finishers receive medals, prizes are awarded, on-course support and refreshments are provided.

Two days of marathon and half marathon races around Caldecotte Lake in Milton Keynes on 6 and 7 November 2026, with multi-lap clockwise courses, on-course water and toilets, enforced time limits, and bespoke finisher medals.

A winter obstacle race in Brentwood, Essex featuring muddy courses across farmland, woodland and lakes. Distances range from about 6 km to 24 km with dozens to hundreds of natural and man made obstacles and chip timing for participants.