Trail Running calendar near King's Lynn 2025-2026

We have found 154 Trailruns within 80 miles of King's Lynn. See below where and when you can find the races.

The Bat Challenge is an exciting running event hosted by Big Bear Events, set in the scenic Beacon Hill Country Park. Participants can run as many 5k laps as they wish within a 6-hour time limit, allowing for a flexible experience tailored to individual abilities. The event begins in daylight, trans..

The Dukeries 30 / 40 is a scenic running event taking place in Sherwood Forest, featuring two distance options of 30.8 and 40.8 miles. Designed for both novice and experienced trail runners, the race offers a fully marked and marshalled route that showcases beautiful sandstone villages and historica..

The Weavers' Way 50km/50mile Ultras is a beginner-friendly ultramarathon event taking place in Norfolk on May 3, 2025. Participants can choose between a 50km route from Stalham to Cromer or a more challenging 50-mile route from Acle to Cromer. The scenic courses follow the Weavers' Way along the Riv..

The Two Castles Trails is a unique trail running event featuring narrative races that guide participants through a circular route around the villages near Hedingham and Clare Castles. The marathon and half marathon routes are predominantly off-road, covering diverse terrains. Runners must follow wri..

The Heritage Coast Run is an exciting running event scheduled for May 4, 2025, featuring a mainly off-road course that includes both a 10k and a half marathon option. Participants can also join a special 10k dog run, promoting a fun and inclusive atmosphere for runners and their canine companions. T..

The Trident Grantham Triathlon is set to take place on May 5, 2025, at the Grantham Meres Leisure Centre. This classic sprint triathlon aims to revitalize a cherished local tradition, previously organized by SBR Events, now under the management of Trident Sports Events. Participants can expect a wel..

The Five Rivers Ultra is an ultra-endurance running event set along the scenic North Essex and South Suffolk coastline. Participants can choose from three distances: 100 miles, 50 miles, and 50 km, catering to walkers, joggers, and runners. The course features a relatively flat terrain, with over 85..

The Shires and Spires Marathon will take place in Naseby on Sunday 11 May 2025. You can run between 10 and 35 miles.

The Zig Zag Marathon and Half Marathon takes place at the Suffolk Running Centre in Bury St Edmunds, featuring a scenic, officially measured route. Participants can choose between a full marathon and a half marathon, both designed for a mass start. The event includes a seven-hour cut-off time and of..

The Halstead & Essex Marathon is set to return in May 2025 for its 29th edition, having been established in 1995. This popular event, organized by Halstead Road Runners, attracts participants from across the UK and beyond, taking place on scenic, low-traffic roads in North Essex. The marathon is par..

The Shires and Spires Ultra Marathon is a scenic 54-mile race set in Northamptonshire, featuring a mix of approximately 70% trails and 30% roads. Starting and finishing at Naseby Village Hall, the event offers five distance options, including an ultra marathon, marathon, three-quarter marathon, half..

The Run Rabbit Trail Festival is a multi-distance trail running event organized by Race Harborough, set in the scenic Deene Park Estate near Corby. Scheduled for May 17-18, 2025, the festival features various challenges, including the Trail Mix Challenge (25k), Headlight Hop (10k), and Thump Trail H..

The Trent Valley Ultra is a scenic 50k running event set in Nottinghamshire, taking place on May 17, 2025. This unique ultra marathon features a picturesque route that winds through charming villages, utilizing footpaths, bridleways, and minor roads. Participants can expect checkpoints every 6-8 mil..

Zig Zag Farmmageddon is an exciting 100-mile running event taking place over two days at Hyde Hall Farm, Buntingford. Participants will tackle a 5.3k loop course within a 32-hour time frame, making it accessible for runners of all abilities. Each participant completing the 100-mile distance will rec..

The Run Banham Zoo (5k) is an exciting running event set in the scenic grounds of Banham Zoo, where participants will encounter various animals along the route. This family-friendly race welcomes runners of all abilities and includes full-day access to the zoo for all entrants. Participants can choo..

The Grim Reaper Ultra Marathon is a multi-distance running event set in the picturesque Grimsthorpe Castle Estate in South Lincolnshire, scheduled for May 24-25, 2025. Participants can choose from four solo distances: 10, 40, 70, and 100 miles, along with team relay options for the longer distances...

The Angles Way Ultra is a long-distance trail running event taking place on May 25, 2025, along the scenic Waveney River valley, spanning the Norfolk/Suffolk border. Participants can choose between a 100k ultra starting in Diss and a 50k ultra from Shipmeadow, both concluding in Great Yarmouth. The..

June 2025

The Circuit du Sore Legs is an annual running event held at Wodson Park Sports Centre in Ware, Hertfordshire. Celebrating its fifth year, the event offers various distances including 5k, 10k, half marathon, full marathon, and a 50k ultra, all run on a 400-meter athletics track. Participants can aim..

The Sundowner Marathon is a unique running event that takes participants through scenic routes including canals, waterfalls, vineyards, woodlands, and coastal saltmarshes. Scheduled for early June, the marathon begins on a summer evening and continues into the night, offering a distinctive experienc..

The Suffolk Back Yard Ultra is a highly competitive running event held at High Lodge Thetford Forest. Participants must complete a 4.167-mile loop every hour on the hour, continuing until only one runner remains who can finish a loop within the one-hour time limit. The event features chip timing and..