Marlow
Trail Running Calendar near Marlow 2026-2027
Explore the top trail runs near Marlow for 2026-2027! We've gathered 195 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
September 2026
Join this flexible timed event along the flat River Thames towpath in Walton on Thames. Complete as many laps as you like over seven hours to achieve distances from 5km to an ultra marathon.
A looped trail event from Henley offering 50 km, 25 km and 10 km distances with covered rest stops, GPS tracking and on site camping. Finishers receive a medal, a finisher's t shirt and a post event meal.
An overnight backyard ultra at The Waggoners in Welwyn Garden City featuring a repeating 4.167 mile trail loop, official timing, drink vouchers, a commemorative pint glass and a pub athletes menu.
A timed multi lap event on 26 September 2026 in Walton on Thames combining a flat 5.3 km out and back riverside course with a cake themed aid station, multiple distance options and a seven hour time limit.
A multi terrain trail run along the Thames near Marlow offering a Half Marathon, 10k and a 1k Little Sprinters race. The event features chip timing, a finisher medal, on route water stations and an event village with facilities.
October 2026
A seven hour Time Challenge along the River Thames where runners choose distances from 3 km to 50 km, with medals, distance pins and a goody bag.
A timed track event in Walton on Thames on 2 October 2026 offering 6, 12 and 24 hour formats with chip timing, 400 m laps and distance options from 5 km up to 100 mile equivalents. The track is limited to 100 runners at once.
Guided 30 mile trail run from St Martha's Hill, Guildford covering Box Hill and North Downs Way sections with group pacing and coach support.
A 50 km Epping Forest event in London on 03 October 2026, listed as part of Camino Ultra’s 2026 events.
A guided 30 mile trail run from St Martha's Hill exploring the Surrey Hills and Box Hill with an experienced ultra runner and coach. Group pace, recommended 22 miles training, cost £55 and an alcohol free beer may be available.
Inflatable obstacle course event at Kempton Park Racecourse on 3 October 2026 with 2.5K, 5K, 10K and 15K options suitable for ages 5 and up.
Half marathon and 10 km races at RAF Greenham Common in Thatcham, Berkshire. The traffic free, flat course has water stations, free parking and a children's race paid on the day for £5; proceeds support New Life Special Care Babies.
A lap based Friday timed run on the Thames towpath offering distances from a single 3.28 mile lap up to ultra distances, with the ten pound charity entry supporting Rays of Sunshine and a special double sided medal.
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.
Community organised 5k in Aldershot on 11 October 2026 with a flat course on the Polo Fields and Basingstoke Canal towpath, chip timing and finisher medals.