Lewknor close

Trail Running Calendar near Lewknor 2026-2027

Header image

Explore the top trail runs near Lewknor for 2026-2027! We've gathered 133 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

September 2026
Trail event near Marlow offering Half Marathon, 10K and a 1K fun run with chip timing, medals and on course water stations.
A mixed terrain 10 km race across the grounds of Highclere Castle on 27 September 2026 supporting Thames Valley Air Ambulance and Newbury AC.
October 2026
A 7 hour Time Challenge on a signed riverside loop in Staines offering flexible distances from 3 km up to 50 km, with medals, distance pins, aid stations and goody bags.
An inflatable obstacle course event at Kempton Park Racecourse on 3 October 2026 with 2.5K, 5K, 10K and 15K options for ages 5 and up.
Wild Run Cotswolds showcases rugged off road trails on a private estate with fully marked routes, chip timing and a family friendly supporter zone. Entries are limited to 600; choose 10K, half, marathon or the six hour 360 challenge.
Thames Valley LDWA challenge walk in Marlow on 4 October 2026 offering 25 km, 40 km and 50 km routes with checkpoints, mandatory kit and entry limits.
Scenic half marathon and 10KM at RAF Greenham Common, family friendly and supporting New Life Special Care Babies.
Trail half marathon in the Chiltern Hills covering about 13 miles with grouped pacing, run leaders, a refreshment point, on site parking and a finisher medal.
A mixed-terrain 10 km and 5 km race around Frieth in the Chiltern Hills featuring woodland paths, country roads and notable climbs.
Trail and fun runs near Old Basing on 11 October 2026 with chip-timed 10K and 6K races plus a 2K family fun run supporting local schools.
A 10 km undulating multi-terrain race from Buckingham Town Centre through Stowe National Trust gardens and countryside, with medals for finishers and local charities supported.
A scenic approximate 15 km trail race around Tring and the Ashridge Estate with marshals, water stations, team prizes and a finisher snood.
A 100 mile trail race from Goring and Streatley using the Thames Path and Ridgeway in four 25 mile out and back spurs, with 16 aid stations and a 28 hour cutoff.
A guided 10 miles through the Chilterns along canals, reservoirs and past Britain’s oldest post windmill, with trail instruction and a finisher’s medal included.
An off road cross country race of about 6 miles across Manor House Farm in Hardwick village with varied terrain and water crossings. Entries are limited to 300 runners and a minimum age of 17 applies.
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 47-mile point-to-point ultra from Iffley to Henley-on-Thames along the Thames Path with five aid stations, mandatory kit checks and live GPS tracking.
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.
Single loop 50K trail race around the Chilterns from Berkhamsted with three aid stations, fully marked navigation and a 9 hour cutoff.
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.