Slough
Trail Running Calendar near Slough 2026-2027
Explore the top trail runs near Slough for 2026-2027! We've gathered 261 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
March 2027
A guided trail half marathon around the Surrey Hills, about 13 miles from St Martha's Hill in Guildford, following parts of the North Downs Way and notable viewpoints. The run is social in format with a guided pace and evening options.
A trail race of approximately 17.5 miles around the Ashridge Estate boundary on well marked paths, with water stations, finisher gifts and prizes for top male and female runners.
A 25 kilometre canal run in Welwyn Garden City on 20 March 2027, organised by Camino Ultra, with mostly flat tow path terrain, well stocked aid stations and supportive volunteers.
Seven consecutive days of timed running on certified out and back routes along the River Thames in Walton on Thames. Distances from 5 km to ultra are available and finishers earn daily mementos plus a seven day lantern medal set.
Seven consecutive days of timed running along the River Thames with flexible distances from 3 km up to 50 km, lap-based half, full and ultra options, daily medals and pins, aid stations and goody bags.
A two-lap, multi terrain 10 km trail race around Mortimer Fairground and local woodlands, with a canicross option, chip timing and on-site amenities.
April 2027
Time challenge on signed loops beside the River Thames with distances from 3 km to 50 km, medals and pins, goody bags including vegan options, and on-course aid.
A timed Friday run on a flat 5.3 km Thames towpath lap with flexible starts; the £10 charity entry supports Rays of Sunshine and all finishers receive a medal.
Trail running at Froyle Village Hall with 10 km and 21 km options, waymarked routes, marshals, water stations, event photos, and proceeds supporting the village hall.
Guided 42.2 km trail marathon through the Chiltern Hills with run leaders, checkpoints, and a wooden finisher’s medal.