Trail Running calendar near King's Lynn 2026-2027

The Castle Bytham 5k Chase will take place in Castle Bytham on Saturday 20 June 2026. You can run 5 kilometers.

The Dunstable Downs Half Marathon is a scenic trail race through the National Trust's Dunstable Downs estate. Its hilly 21.2 km course features ridge views, climbs, and a well-stocked aid station. The event is capped at 300 runners and incl..

The Herts Hobble offers a choice of 26 or 18-mile circular routes through the undulating countryside of North West Hertfordshire. Starting from Baldock, the cross-country event includes checkpoint refreshments and a finish line meal. All fi..

A chip-timed trail running event in Trent Country Park, Enfield, offering a 10 km senior race plus junior and kids races, with race photographs provided and specific safety and age rules for participants.

Race two of the 2026 Trifarm trail series, this 10K summer run is over 95% off-road on public paths. Starting near a humpback bridge at Trifarm in Boreham, the anticlockwise course finishes with a lap around the lake.

Tackle a full marathon distance over three days at the Colworth Marathon Challenge. Run a 5-mile trail, an 8.1-mile cross-country, and a 13.1-mile half marathon on the Colworth Estate. Free camping and family entertainment add to the weeken..

Trail event at Hyde Hall Farm offering distances from 5k to ultra marathon with lap options for heavy half and ultra. Aid station, baggage area and secure parking are provided and finishers receive a bespoke or lucky dip medal.

TrailFest offers a day of trail running on the forest paths of Salcey Forest, with four distances from 10 km to 50 km. The cupless event has generous cut-off times and is accessible by car or public transport. All finishers receive a medal.

Run a multi-terrain 5km or 10km course starting from the 3 Brewers Brewery in Hatfield. Every finisher gets a medal, a drink, and a souvenir pint cup. The event takes place on 28 June 2026.

The Aldbury 5 is a classic 5-mile cross country run through Ashridge Forest. This event has been a fixture for over 30 years. It finishes with prizes sponsored by the local Greyhound Inn.

Run the full 82 mile Essex Way from Epping tube to Harwich lighthouse over challenging trails and country lanes. Enjoy supported checkpoints, GPS tracking and a 24 hour finish window for an epic route across Essex.

The Fen Gallop features flat 10k and 4-mile multi-terrain races on country paths around Willingham. Both events start and finish at the recreation ground. A chipped timing system is used for all participants.

Community road races of 10K, 5K and a 1K children's race near Much Hadham, organised by The Bishop's Stortford High School. Traffic free measured courses with chip timing, finisher T-shirts or an option to have a tree planted.

Marston Madness is a 6-hour endurance challenge on a scenic 5k loop. Run solo or with friends to see how many laps you can complete, with professional chip timing tracking your progress in a supportive atmosphere.

Tackle a multi-terrain 5K through the scenic Fermyn Woods Country Park near Brigstock. This evening race offers a unique finisher's medal and is open to runners aged 11 and over, with younger participants requiring adult accompaniment. Limi..

The Rodent Wriggle features three scenic routes through Mid Suffolk's countryside, winding along the River Rat past historic churches. Refreshments await at checkpoints, and all finishers get a certificate. Entry is capped at 165 participan..

Multi distance trail event at Bawsey Country Park with lap based half, marathon and ultra options. Aid stations each lap, parking included and the event is cupless so participants should bring their own bottles.

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.

The Rebellion Run is an 18-mile guided trail run along the historic Kett's Country Long Distance Trail. It's a non-competitive group event, starting in Wymondham and finishing in Cringleford. A run leader guides the way, sharing stories of..

A 24-hour coastal trail running challenge on the Shotley peninsula. Run solo, in pairs, or in a team over a 4.3-mile loop. Camping is included for a full weekend of running.