Trail Running calendar near Greater London 2025-2026

We have found 363 Trailruns within 80 miles of Greater London. See below where and when you can find the races.

Event overview The Bradenham Blast takes place on Sunday 20th September 2026 and offers three trail distances: 5km 10km Half Marathon (21.1km) Routes run through beech woodland and across the Bradenham Estate in the Chiltern Hills, which..

Run scenic bridleways at the Clipston Trail Half or Country 5 Miler, starting and finishing at Clipston Recreation Ground. Enjoy homemade cakes and a finisher medal while helping maintain local playing fields.

Something To Talk About is a technical trail race at Avon Tyrrell in the New Forest with a Grade I manor house as a scenic backdrop. Run looped 3.28 mile laps and choose distances from 5K up to an ultra. Medals for anyone completing a loop.

Run the flat, riverside Ouse Valley routes in Huntingdonshire with marathon and half marathon options on grass, gravel and tarmac paths. Enjoy peaceful river views and fast courses suitable for trail runners of all levels.

The Chiltern 50 Ultra Challenge is a scenic looped trail out of Henley Showground with camping, meals and full on course support. Runners can pick social Ultra March, competitive Trailblazerz or a Solo Challenger start.

Join the Pumpkin Run at Bullbanks Farm for scenic traffic free courses through pumpkin fields and a playful corn trail. Choose 10K, 5K or a family 1K and enjoy medals, event village fun and autumn vibes.

Experience Cranborne Chase from Salisbury Racecourse on scenic undulating trails. Choose marathon, half marathon or 10k along ancient droves and woodland tracks, with parking, showers and a medal for every finisher.

October 2026

The South Downs 100 mile (Autumn Event) is a challenging single-loop trail race held in the scenic South Downs National Park, starting at Plumpton Racecourse in Lewes, East Sussex. Covering 100 miles with over 12,000 feet of elevation, the..

Run to the Sea Bournemouth on 3 October 2026 is a point to point 50 km ultra from Moors Valley to Hengistbury Head, pairing flat scenic forest trails with seafront running. Course is fully signed with feed stations, a finish medal and event..

Take on the scenic 50 km challenge through Epping Forest in London on 3 October 2026. Enjoy sweeping trails, leafy views and a rewarding long distance test for experienced runners.

Take on 25 km of scenic trails through Epping at the London EcoTrail, an eco focused run that blends challenge with beautiful countryside views. Perfect for trail lovers seeking a green, memorable race day.

Run beneath starry skies on the South Downs at The Dark Downs, a dusk to night trail event from Plumpton Racecourse near Lewes. Choose a 50k or half marathon on rolling, runnable trails with reflective signage and friendly aid stations.

Wild Run Cotswolds at Cornbury Park near Charlbury offers scenic, rolling trail loops from 10K to marathon plus a 360 timed challenge. Family friendly with a supporter zone, marked routes and regular aid stations.

A scenic 20 mile loop from inside Landguard Fort, crossing nature reserves, estuaries and the Port. Marked course with three aid stations and a 6 hour cut off, plus a long sleeve T shirt and medal for finishers.

Explore the Surrey Hills on a 30 mile guided group trail run from St Martha's Hill, taking in Denbies, Box Hill and scenic villages. Run together with an experienced coach in a supported, non competitive pace with a cake stop and great view..

Run scenic looped trails around the Kent Downs from basecamp at the Kent Showground near Maidstone, with 10 km, 25 km and 50 km options. Weekend camping, full support on route and a finisher medal, t shirt and fizz await.

Tackle rolling climbs and sweeping Chiltern views at the Frieth Hilly 10 km and 5 km Run, set on mixed woodland paths and country roads. Expect a scenic but challenging route between Frieth and neighbouring villages.

Tackle the Autumn 100 on 17 October 2026, a scenic but demanding 100 mile trail race from Goring & Streatley along the Thames Path and Ridgeway. Expect long hours on trail with full aid and medical support to back you every step.

UTMB Index

Beachy Head Marathon Weekend offers multiple distances including marathon, half marathon, ultra and 10k across a weekend of coastal trails. Choose your challenge and enjoy a memorable race day based at Bede's Prep School.

Take on the Thames Trail Ultra, a scenic 47 mile point to point along the Thames Path from Iffley to Henley on Thames. Mostly riverside trails and country paths, this supported ultramarathon pairs stunning views with a rewarding challenge.