City of London
Trail Running Calendar near City of London 2026-2027
Explore the top trail runs near City of London for 2026-2027! We've gathered 222 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
March 2027
Choose your own distance in this seven hour time challenge along the River Thames featuring a flat course and emu themed medals for all finishers.
A 5 km obstacle mud run on 6 March 2027 at Henfold Lakes near Dorking offering one, two or unlimited laps and entries for teams, charities and solo runners.
A timed multi distance run on a flat 5.3 km Thames out and back loop in Walton on Thames with an aid station of cakes and a flexible start window.
Riverside race series from Small Profit Dock Gardens offering 10 km, half marathon and marathon routes along the Thames Path with marked course and stocked checkpoints.
A largely flat 10 km multi-terrain run from Windsor & Eton Brewery with chip timing, a medal, a pint cup and a free drink at the finish.
A seven hour Time Challenge along the River Thames in Staines offering multiple distances, themed finisher medals, aid stations and goody bag options.
A quirky running event in Dorking where pairs carry an adult over a 380 m out and back course with obstacles, a weigh in, helmet requirement and novelty prizes.
A hilly 13.1 miles out-and-back trail from Dorking to Leith Hill Tower with about 1,800 feet of ascent, water stations and marshals. Race HQ is The Priory School and entry includes a postrace cooked breakfast and a reusable medal.
Looped, timed runs at Ranscombe Farm Nature Reserve on 14 March 2027 offering distances from 5 km to ultra with medal and a no medal entry option.
Twelve consecutive days of timed riverside running in Walton on Thames with multiple distance options, collectible daily lantern medals, finishers shirts, and a Double-Down option to run two half marathons each day.
A 7 hour time challenge along the River Thames with flexible lap distances from 3 km to 50 km, medals, distance pins, aid stations and goody bags.
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.
Camino Gratitude 25KM is a 25 km running event in Broxbourne, UK on 20 March 2027 organised by London-based Camino Ultra.
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.
Five day running series in Staines beside the River Thames with an 8 hour time challenge each day and flexible distances from 3 km up to 50 km.