Trail Running Calendar United Kingdom 2025-2026

Welcome to the most comprehensive guide to trail races in the UK for 2025-2026! Our curated list features an impressive 1437 trail runs across the enchanting landscapes of Scotland, and Wales. From the iconic trails of London's green outskirts to the rugged terrains near Birmingham, from Glasgow's scenic paths to Liverpool's historic routes, we've got every trail enthusiast covered.

Whether you're a seasoned trail runner looking for your next challenge or a newbie eager to explore the world of off-road running, our calendar is your one-stop solution. Dive deep into the details by searching for a specific location or simply browse through to discover new trail runs. Looking for all running events? Check out the complete Running Calendar United Kingdom on running.life.

The Guided 15 Mile Run in New Alresford, Hampshire, offers a scenic experience for runners looking to tackle the first loop of a 50k event. Participants can enjoy the beautiful trails of the Watercress Way and Oxdrove Way, starting and finishing in the charming market town of Alresford. This relaxed..

The Round Ripon Ultra and Relay is a challenging 35-mile race held in North Yorkshire, starting and finishing at Studley Roger Village Hall. The course follows the northern section of the Ripon Rowel, traversing diverse terrain including trails, woodland, and moorland within the Nidderdale Area of O..

The Manchester Backyard Ultra is a unique endurance running event held at Giants Seat Scout Camp in Manchester, UK. Participants run a four-mile loop every hour on the hour, testing their limits in a challenging and supportive atmosphere. The event emphasizes community and personal endurance, inviti..

The Gower Ultra 50, Ultra Bach & Trail Race are three long-distance trail running events held in the Gower Area of Outstanding Natural Beauty (AONB) in Wales. Following the Wales Coast Path, the races showcase stunning beaches, bays, coves, farmland, and fishing villages. The Ultra 50 covers a full..

UTMB Index

The London Epping Forest 50 Km will take place in London on Saturday 4 October 2025. You can run 50 kilometers.

The Thames Meander Autumn is a scenic riverside running event held in Richmond, starting from the Petersham & Ham Sea Scouts HQ. It features three race distances: 10km, half marathon, and marathon, all following flat, fast, and well-marked out-and-back routes along the Thames Path towpath. The 10km..

The Quantock Hills Half Marathon, organized by Prosper Events, is a challenging and scenic trail race held in the Quantock Hills near Kilve Court, Somerset. The course features a mix of tough climbs, rolling hills, technical trails through forests, quiet country lanes, and open moorland, offering br..

The Charnwood Challenge is an off-road running and walking event held in the scenic Charnwood countryside near Loughborough, UK. The main course covers approximately 10 miles, starting and finishing at the Nanpantan Scout Group HQ on Nanpantan Road. The event offers a 10-mile run and walk for adults..

The Run Yorkshire Roundhay 5k is set to take place in Roundhay Park, Leeds, on October 5, 2025. This scenic event features a single lap around one of Europe's largest city parks, encompassing beautiful landscapes, lakes, and a climb to the Mansion House. The race is designed for participants aged 11..

The Sibelco Templer Ten is a multi-terrain 10-mile running event held at Stover School in Newton Abbot, Devon. The course is approximately 90% off-road, taking runners through the scenic Stover Country Park and the fields of Teigngrace, offering a picturesque and varied running experience. The race..

The Wild Deer Leafkick at Thoresby Park is a trail running event held in October 2025 at the historic Thoresby Park, home to a 17th-century mansion and over 1,000 acres of scenic parkland with wild deer and long-horned cattle. The event offers multiple distances: a family-friendly 2km, 5-mile, 10-mi..

The Yorkshire Coast Trail Series is a scenic trail running event held on the East Yorkshire coast, starting and finishing at Bridlington sea-front (Beaconsfield Prom). Scheduled for October 5, 2025, it features two race distances: a 10km and a 22km course. The 10km route passes through Sewerby and D..

The Dovedale Dash is a renowned 4¾-mile cross country race held near the village of Thorpe, close to Ashbourne in the Derbyshire Peak District. The scenic course traverses field paths and open ground through the valleys of the rivers Dove and Manifold, featuring a memorable crossing of the river Dov..

The Malham Charity Relays, organized by the British Open Fell Runners Association (BOFRA), is a fun and inclusive running event taking place in Malham. Participants form mixed teams on the day of the event, making it accessible for all ages. The race features a short course of 0.70 miles with a chal..

The Thompson Millennium Green 10K is a scenic multi-terrain race held in Thompson, Norfolk, featuring a flat course ideal for achieving personal bests. The route takes runners through picturesque pathways and farmland, starting and finishing at the Green. Participants can expect bespoke medals and p..

The DirtRun Wyre Wizard Trail Half Marathon is set to return for its ninth edition in Autumn 2025, taking place at the scenic Wyre Forest, Callow Hill Visitor Centre. Participants can choose between a challenging 13-mile half marathon or a shorter 7.6-mile Super Seven route. The event promises a mem..

The Burnham on Crouch 10K is an exciting running event organized by the Rotary Club of Burnham-on-Crouch and Dengie Hundred, scheduled for October 5, 2025. Participants will enjoy a scenic, flat, single-lap course that features coastal paths along the Dengie peninsula and trails through open country..

Bolt Round the Holt is a charity running event held at Alice Holt Forest, aimed at raising funds for GUTS, an organization focused on improving bowel cancer survival through early detection and treatment. The event features a scenic and undulating trail, offering participants the choice of a Half Ma..

Run Layer 5 2025 is a community-focused running event taking place in Layer de la Haye, Essex. The event features a 5-mile multi-terrain run and a 1-mile children's fun run, both designed to showcase the scenic landscapes of North Essex. Participants can enjoy a friendly atmosphere, with trophies aw..

The Barrows and Downs is a trail running event featuring a marathon and half marathon set in the historic southern area of Salisbury Plain, Wiltshire. Participants run among ancient barrows dating back to 3500 BC, enjoying scenic views of the Wiltshire Downs. Both race routes start and finish at Til..