Greater London
Trail Running Calendar near Greater London 2026-2027
Explore the top trail runs near Greater London for 2026-2027! We've gathered 223 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
November 2026
A riverside marathon and half marathon on 8 November 2026 featuring a two minute silence pause, flat towpath laps, limited places and medals for all participants.
Join a community of runners at Richmond Park for a series of timed races supporting Movember. Enjoy a hilly tarmac course with distances ranging from a kids mini run to a half marathon in a supportive atmosphere.
A point to point 13.1 mile race along the Grand Union Canal from Cowley to Cassiobury Park with chip timing, four water stations and an optional coach transfer from the finish.
Second Sunday 5 on 8 November 2026 at Richardson Evans Memorial Fields in Wimbledon Common is an informal two lap event organised by Thames Hare & Hounds.
A flexible Friday running event on a flat 5.3 km out and back course along the Thames offering distances from 5 km to ultra, timed over a seven hour limit with bespoke finishers medals.
Lap based timed run along the Grand Union Canal in Harefield on 14 November 2026, using a 3.28 mile lap with distances from 5 km to ultra.
Timed multi-lap run on a flat Thames towpath in Walton on Thames with distances from 5 km to ultra, a seven hour limit, flexible one hour start window and finishers medal options.
Seven hour time challenge on a signed riverside loop in Staines offering distances from 3 km to ultra, themed medals, goody bags and the book's author as guest.
Half marathon through Wimbledon Common on 22 November 2026, organised by RunThrough, chip timed and supporting the charity Beder.
A 10 km road and riverside run starting and finishing at Kingston Hawker Centre, using chip timing and offering a finisher medal, refreshments and baggage drop. The event supports Kingston Hospital Charity and notes nearby train and local parking o..
Complete as many 5 km laps as possible on a marked trail loop from Peaslake Community Hall, with a 2 km ascent toward Pitch Hill and a downhill return. Solo and three-person team entries are available, with refreshments and prizes included.
A charity Friday run in Walton on Thames where the £10 entry fee is donated to Rays of Sunshine. Flexible rock up and run format on a flat 5.3 km riverside lap with a finishers' medal for all participants.
A riverside marathon and half marathon along the River Thames on an accurately measured UKA certified course. Multiple laps on a flat towpath route with medals for all finishers and virtual entries.
Join the Christmas Advent Run on Sunday 29 November in Walton on Thames for a festive riverside run. Tackle timed laps to suit you and enjoy optional medal and chocolate advent calendar plus a prize draw.
A 7 hour Time Challenge along the River Thames offering flexible lap based distances from 3 km up to ultra distances. Finishers receive a themed medal, a goody bag with a vegan option and on route aid stations.
December 2026
Timed Thames towpath run where participants choose lap distances on a 5.3 km out and back course and entry supports Rays of Sunshine Children's Charity.
A guided 12.5 mile trail run around Box Hill that gains about 1000 metres of elevation across woodland, heathland and open fields. Group pace with technical climbs and scrambling and a chance of an alcohol free beer at the finish.