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Trail Running Calendar near Willen Lake 2026-2027

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Explore the top trail runs near Willen Lake for 2026-2027! We've gathered 102 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

December 2026
Enjoy a flexible timed event at Grafham Water where you can run any distance from 5km to an ultra marathon. Complete as many laps as you like on a flat course and earn a themed Christmas Gonk medal.
January 2027
Lap-based medal run in St Neots offering distances from 5 km to ultra, a one hour flexible start window and a six hour time limit.
A 43-mile point-to-point ultra from Wendover to Little Venice, combining countryside trails, roads and the Grand Union Canal towpath, with GPS tracking, five checkpoints and mandatory kit requirements.
A 10 km accurately measured race at Northampton Racecourse Park featuring a 2.2 km section plus three laps, England Athletics affiliation, on day registration and prizes including a bespoke medal and trophies.
Uphill winter trail at Irchester Country Park offering 5K, 10K and 15K on varied multi-terrain through a Jurassic landscape.
Timed lap event around Grafham Water with 5.3 km laps, flexible start window and a six hour limit; finishers receive a Peacock medal.
February 2027
A six hour lap event at Daventry Country Park where participants complete as many 3.3 mile laps as they choose within the time limit. Canicross and rucking are allowed and the route is mostly crushed stone with on-site parking, a cafe and toilets.
A 5k canicross at Irchester Country Park on mixed woodland tracks, with staggered starts, first aid support, medals and trophies for top finishers. Recommended kit includes trail shoes and a canicross harness; free race photos are provided.
A scenic 10 mile race in Milton Keynes that follows riverside parkland and passes through the narrow Cattle Creep tunnel, with canicross friendly provisions and chip timing.
Valentines run at Riverside Park St Neots with a lap format from one 5.3 km lap to ultra distances within a six hour limit.
Two winter trail races in Northamptonshire offering multi terrain routes and distances from 5K to 15K across Irchester and Brigstock country parks.
Lap-based timed event around Grafham Water offering distances from 5 km up to ultramarathon with a six hour limit and a bespoke finisher medal.
March 2027
Fully marked trail races at Brixworth Country Park offering 10k and half marathon routes around Pitsford Water with water stations and finisher medals.
A 13-mile trail half marathon in the Chiltern Hills with guided run leaders, grouped pacing, a refreshment point, finisher’s medal and a Trees not Tees certificate.
Trail races of 25 km and 50 km through Harrold-Odell Country Park near Bedford on 13 March 2027, organised by Thunder Races.
April 2027
A 54 mile circular ultra and a 26.2 mile marathon through Northamptonshire trails, roads and canal towpaths with checkpoints, GPS tracking and relay options.
A 50K trail ultra across the Ridgeway between Berkhamsted Castle and Wendover, with three aid stations, marked navigation and a 9 hour limit.
A guided 42.2 km trail run through the Chiltern Hills with qualified Run Leaders, checkpoints, mandatory trail shoes and a wooden finisher's medal.
Inflatable obstacle course event in St Albans on 24 April 2027 with 2.5 km laps and distance options from 2.5 km to 15 km, family friendly rules and on site facilities.
May 2027
Multi-distance multi-terrain running event around Naseby, Northamptonshire, with races from 10K to a 35 mile ultra and alternating course direction each year.
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