Mortimer Common
Trail Running Calendar near Mortimer Common 2026-2027
Explore the top trail runs near Mortimer Common for 2026-2027! We've gathered 174 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 countryside multi-terrain 10K in Longworth village with kilometer markers, water stations, a kids fun run, and entries limited to 200 runners.
A Henley basecamp trail event with looped options of 50 km, 25 km and 10 km, covered rest stops, GPS tracking, medical support, camping and finish-line hospitality.
Enjoy a flat riverside run along the Thames with a chocolate themed aid station. Choose your own distance from 5km to ultra marathon within a flexible seven hour time limit.
Trail races at Amport Cricket Club with 5k, 10k, 10 mile and canicross on marked multi-terrain routes, cupless stations, first aid and finish-line refreshments.
Trail run in Bisham, Marlow on 27 September 2026 with Half Marathon, 10k and 1k routes along the Thames and through woodland.
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.
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 on the North Downs Way from St Martha's Hill to Box Hill with coach support, group pacing, and nearby transport; entry £55.
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.
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.
Scenic half marathon and 10KM at RAF Greenham Common, family friendly and supporting 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 running in Hurtwood Forest near Guildford with 15 km and 21 km routes, on-site facilities, water stations and medals for all.
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.