Trail Running calendar near Newmarket 2025-2026

We have found 235 Trailruns within 80 miles of Newmarket. See below where and when you can find the races.

Epic Epping Forest Ultra 2025, run by Orion Harriers, was planned as a 50-mile forest ultra in Epping Forest, north-east London, starting from Jubilee Retreat in Chingford. The course comprised ten 5-mile laps on woodland trails with about 1,120 meters of elevation gain, marked with sawdust and flag..

The Fortitude Ultra - Denbies is an endurance running event held at the picturesque Denbies Wine Estate in Dorking, Surrey. Participants face the challenge of completing 10 laps of varying distances (approximately 3, 4, or 5 miles) within a 10-hour timeframe. Runners can adjust their chosen distance..

The 10k Rauceby Estate Run Summer takes place on 27 September 2025 at Rauceby Estate. Rauceby Estate covers about 2,000 acres and includes Rauceby Hall, a Grade II listed Jacobethan style property built in 1843. The estate has previously hosted a 9-mile event called the Rauceby Ripper. The course..

Chiltern 50 Ultra Challenge is part of Ultra Challenge’s UK trek and trail series, based at Henley Showground. It offers a 50 km loop (920 m ascent) and a 25 km option, plus a 10 km Chilterns route. The end-of-season course winds through the Chilterns’ historic trails, rolling hills, nature reserves..

UTMB Index

Thunder Races organises trail running events at Harrold-Odell Country Park in Bedfordshire. The Harrold-Odell races are described as UTMB Index events and take place on runnable terrain with local scenery. The events include a finish arch and a bespoke medal for finishers, and race timing is provid..

UTMB Index

The event takes place 27–29 September 2025 at The Waggoners, Brickwall Close, Ayot Green, Welwyn Garden City, United Kingdom. The format uses a 4.167-mile loop that runners complete each hour until only one runner remains. Participants must be born on or before 27 September 2007. The published entr..

Run Sandringham is a multi-distance running event staged on and around the Sandringham Estate in West Norfolk. Runners can choose a Half Marathon, 10K, 5K, Community Mile, or the 24-Hour challenge around the Royal Estate. The course runs on a mix of trails and closed roads, starting and finishing wi..

The Grantchester Charity Runs, held near Grantchester village outside Cambridge, feature 10k and 3k races through scenic, predominantly flat farmland with no road crossings, ensuring a safe and pleasant course. The volunteer-run event supports Maggie’s Centre Cambridge and Addenbrooke’s Charitable T..

The ZigZag Wensum Way Trail is a scenic trail running event held near Billingford Lakes, Norfolk (postcode NR20 4RG). The course features a 5.3 km out-and-back route combining tarmac paths, grasslands, and rugged trails, offering variety for trail enthusiasts. Participants can choose between 4-hour..

The Rayne QTR event, organized by Mid Essex Casuals, offers a self-navigation trail run of either 6.56 miles or 3.6 miles. Taking place on September 28, 2025, from The Swan Pub in Rayne, Essex, the course is mainly off-road, featuring footpaths, tracks, and field edges with some short road sections...

Harbour Wallbanger is a coastal 7k running event staged by Sporting Events UK, in partnership with Thanet Roadrunners AC. The race starts on Broadstairs Beach at low tide, heads to Ramsgate to 'bang the Harbour Wall,' and returns along the coast to Broadstairs in Kent. The event welcomes beginners a..

The Pumpkin Run takes place at Foxes Farm, Halstead Road, Eight Ash Green, Colchester, CO6 3PT (bus route 88) on Sunday 28 September 2025. The event uses traffic-free farm tracks and a mostly flat, scenic loop that runs through fields, past pumpkins and through a pumpkin corn trail. An event villag..

The Richmond Park Half Marathon takes place on Sunday 28th September 2025 at Richmond Park, with race HQ at Sheen Gate Car Park Area (TW10 5HT). The event distance is 13.1 miles / 21.1 km and the race is UK Athletics affiliated. Entry is handled via Eventrac. The organiser does not offer refunds; e..

October 2025

The London Ecotrail 25 Km is an exciting running event that takes participants through the scenic landscapes of Epping Forest. This eco-friendly trail run emphasizes sustainability and encourages runners to enjoy the natural beauty of the area while promoting environmental awareness. The event is de..

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

The Hoby Hop is a chip-timed, five-mile cross country and Canicross race across the Upper Wreake valley. The route uses fields, stiles, brooks and traditional footpaths and includes some hills and views over Leicestershire. The event includes both a human-only trail race and a Canicross race involv..

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..

Wild Deer Leafkick at Thoresby Park returns. Set in Thoresby Park, a Pierrepont family estate with 400-year history, a 17th-century mansion, and over 1,000 acres of parkland, it features wild deer and historic cattle. Distances range from a family-friendly 2km to 5–30 miles (1–6 laps).The mostly fla..

Dovedale Dash is an iconic cross-country race held around Thorpe, near Ashbourne in the Derbyshire Peak District. The main race covers 4 3/4 miles, taking runners along field paths and open ground through the valleys of the River Dove and Manifold. A highlight is the crossing of the Dove at the Step..

The Charnwood Challenge 2025 is an off-road running and walking event in Loughborough, based at the Nanpantan Scout Group HQ on Nanpantan Road (LE11 3YE). The main course runs about 10 miles through the Charnwood countryside, with 10 Mile Run and 10 Mile Walk options for adults, plus a 10 Mile Walk..