Brill close

Trail Running Calendar near Brill 2026-2027

Header image

Explore the top trail runs near Brill for 2026-2027! We've gathered 117 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

October 2026
Looped events where runners choose how many laps to run on the day, with maps, aid stations every lap and distances from 5K to 50K across several venues.
Multisport and trail races at Salcey Forest featuring sprint and standard duathlons plus 5km and 10km off-road trail runs on maintained forest trails.
A single loop 50K trail across the Chilterns from Berkhamsted with 800 m ascent, three staffed checkpoints and a 9 hour cutoff on 31 October 2026.
November 2026
Trail races in Wendover Woods on hilly, multi terrain forest loops with marathon, half marathon, 10 km and a junior run plus on site amenities and parking.
A 7 hour time challenge in the Northampton Washlands with flexible distances from 3 km to 50 km, medals, distance pins, goody bags and aid stations.
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.
Night trail running at Stonor Park with three route distances, outposts on middle and long courses, no dogs and a cup-free outpost policy.
Experience a scenic trail run through the Bedfordshire countryside with a choice of a half marathon or metric half marathon along the Grand Union Canal and woodland paths.
Three trail distances through Stonor Park and the Chilterns with marked courses, fuel outposts, on site facilities and notable gradients.
A three day 84 mile ultra along the Ridgeway from Buckinghamshire to Wiltshire with overnight stays in Watlington and Didcot and full or single day entry options.
A 50 mile trail race in Wendover Woods made of five 10 mile loops with 10,000 feet of climb, nine aid stations, medical support and a 15 hour cut off.
A multi-terrain 5K and 10K race in the Chiltern Hills on 15 November 2026, organised by the Radnage Primary School PTA, with water stations, first aid, a village hall cafe and proceeds supporting the school.
Countryside walking and running event from Barton le Clay with 12, 18 and 26 mile routes, checkpoints, mapped routes and refreshments included.
A six-hour lap event at Salcey Forest where participants choose how many 3.5-mile loops to run. Dogs and rucking are allowed, a reduced parking rate is available, and there are options for charity donations or a tree token instead of a medal.
Night trail 10k at Salcey Forest that requires a head or chest torch; Petzl bring demo torches and the fully marked course runs over two laps on crushed stone.
A 50 km trail race from Putteridge Bury across the North Chilterns with ridgeline views, three aid stations, GPX route and an 8 hour 45 minute time limit.
A half-day 10 km trail run in the Chiltern Hills followed by a private Tring Brewery tour with a tasting and a beer option.
A community silent disco run at Rose Hill Community Centre on 28 November 2026 with a group warm up, headphones for music, glow items, post-run music, raffle and on-site refreshments.
A community charity run in Campbell Park, Milton Keynes offering 1.5k, 5k, 10k and half marathon options with chip timing, medals, refreshments and a fancy dress element to support Movember and men's health.
Trail running at Mapledurham Estate on 29 November 2026 with 10 km, 10 mile and half marathon routes across muddy paths, woodland and fields.
Add Event
Help us complete the calendar!
  • Distance is at least 5 km
  • Event has a website or Facebook page
Website
Optional: Please provide your e-mail address if we may contact you.
Report a change
We will only update the data if the information is also on the website.