Trail Running calendar near London 2025-2026

We have found 343 Trailruns within 80 miles of London. See below where and when you can find the races.

Hit the trails at Stonor Park for The Maverick Original Oxfordshire on 29 November 2025, an acclaimed off road running festival from Maverick Race. Choose from 7 km, 11 km or 22 km routes and enjoy a spirited course with great atmosphere.

Run across the golden sands of West Wittering Beach with stunning views of Selsey Bill, the Isle of Wight and the South Downs. Choose from 5, 10 or 15 km, bring your dog for canicross and enjoy a medal and finisher gifts.

The Riverside Marathon & Half Marathon, organized by Phoenix Running, takes place in Walton on Thames, Surrey, along the scenic River Thames towpath. This UK Athletics certified event features flat, fast, and accurately measured courses wit..

Join a guided Box Hill Vertical KM group run near Dorking for a tough 12.5 mile route with about 1000 m of climb through woods, heath and open fields. Enjoy expert guidance, technical terrain and a social finish.

Maverick Dark and Maverick Original in Henley on Thames offer scenic off road trail races with multiple distances for all abilities. Expect muddy singletrack, rolling hills and a lively festival atmosphere for a fun day of trail running.

The Wallop is a scenic 21k timed trail race through Farleigh Wallop Estate, winding along narrow woodland paths, wide gravel tracks and open fields. Enjoy marshalled support, a bespoke finisher medal and post race mulled wine and mince pies..

Join a guided 13 mile trail run around Guildford's Surrey Hills, visiting St Martha's Hill, Shere and the North Downs Way. Enjoy a friendly group pace, kit support and optional post run refreshments.

Take on the 26.3 mile Colworth Hare and Tortoise Run on 30 November 2025, five laps of gently undulating trails and estate roads around Colworth House. Enter solo or in a five person team for a scenic autumn challenge.

Take on the St Andrews Day Challenge at Brandon Country Park, a timed 4 hour or 6 hour event on a scenic 5.3k loop through Thetford Forest. Choose a goal from 5k to ultra and enjoy lap support, medals and a friendly festival atmosphere.

Join the Marton Mile on Sunday 30 November 2025 for a relaxed one mile walk jog or run along the flat traffic free Lias Line Greenway near Marton. This family and dog friendly community fundraiser supports Shelter and welcomes all paces wit..

December 2025

Event overview Winter on the Downs is a pair of single-loop trail ultras around the trails of East and West Sussex. Both races start and finish in Helen Garden, Eastbourne. Distances offered: 55 miles 100 miles The route begins over Beach..

UTMB Index

Take on the Salisbury Plain Winter Edition on 6 December for a scenic, fully marked trail challenge over Half or Marathon distances. Enjoy well stocked aid stations, marshals and finisher medals as you tackle crisp winter terrain.

Run beneath the stars through Cowdray parkland and past the ruins at this atmospheric night trail, with 5km and 10km options and dog friendly canicross races. Head torches are mandatory and hot drinks await back at the Walled Garden.

Sussex Downs Trail Run The Sussex Downs Trail Run takes place at Plumpton Racecourse in the South Downs National Park, Mid-Sussex. The course starts at the foot of the South Downs and moves from a flattish, tree-lined section into a sustain..

The Mince Pie 10 is a festive 10-mile race held in Peacehaven, East Sussex, organized by Seaford Striders. The multi-terrain course features about six miles of farm tracks and bridleways, with the remaining four miles on quiet roads, includ..

Run the Hurtwood 50, a 50k trail ultramarathon from Dorking through the Surrey Hills. Tackle ridgelines and wooded valleys with climbs over Leith Hill and Holmbury Hill while earning UTMB runner performance index credit.

UTMB Index

The Trifarm Winter 10k is the finale of a four race trail series, sending runners along more than 95% off road footpaths and bridleways on a scenic winter route. With on site parking and just 50 places, this compact 10k fills fast.

Push your limits at ZigZag Bauble Bimble, a 4 or 6 hour timed multi lap running challenge at Ferry Meadows. Tackle a scenic mixed terrain loop for distances from 5 km up to marathon and ultra, with aid at base camp and a finisher medal.

Run a scenic 10 mile trail around Grafham Water, weaving through woodland, Dragonfly Pond and Sanctuary Bay before a final mile along the dam wall. Canicross runs in a separate wave so you can bring your dog on a lead.

A scenic 10km loop around Rye Harbour Nature Reserve, almost entirely off road and fully marked for a relaxed coastal trail. Limited to 70 runners, with prizes for top finishers and tea and cake after the race.