Trail Running calendar near Horsham 2026-2027

We have found 393 Trailruns within 80 miles of Horsham. See below where and when you can find the races.

Experience a traffic free 10k trail run through the ancient pollard trees and lakes of Epping Forest. This undulating two lap forest course features chip timing and finisher medals for all participants.

Take on the Gauntlet Treasure Run along a flat riverside towpath in Walton on Thames, doing laps of a 5.3 km out and back to build any distance from 5k to ultra within seven hours. Limited places and every finisher gets a medal.

Choose your distance on the day with these flexible loop based races in Buckinghamshire. Run anything from 7km to an Ultra Marathon on scenic trail and road routes with full support and central aid stations.

Experience a premier multisport challenge at the Culden Faw Estate featuring road and offroad duathlons plus a six hour endurance race for all bike types.

Experience an evening trail run through Wivenhoe ending with a social gathering at a local pub. This five mile off road event features a mass start and requires a head torch for all participants.

April 2026

Celebrate the new season with this 10k trail run featuring a unique dusk course and a post race egg hunt. Enjoy a limited edition T shirt and hot refreshments while tackling the scenic terrain.

Enjoy a flexible 7 hour time challenge along the scenic River Thames at Runnymede. Choose your own distance from 3km to ultra marathon and earn a unique Easter egg medal and goody bag.

Join an off road 5k trail race through Westley Heights Country Park and Willow Park. This measured course features a mix of bridleways and tarmac sections for a true countryside running experience.

Testway Ultra on 04/04/2026 invites runners to tackle scenic 40 or 50 mile routes along Hampshire's Testway from Linkenholt to Totton. Well marked trails, regular aid stations and a shuttle make for a friendly, memorable ultra.

Participate in a self navigation trail race through the Felsted countryside as part of a four day Easter series. Choose between five and nine mile routes using written directions for a unique timing based challenge.

Take on the Unbreakable Treasure Run on 5 April 2026 at Xcel SPORTS HUB, Walton on Thames, running timed laps along a flat riverside towpath from 5 km to ultra. Limited places and a 7 hour time cap make this a focused challenge with a keeps..

Join the third day of the Easter Eggstravaganza Trail Series for a self navigated run through Little Baddow. Choose between five or eleven mile routes using written directions followed by refreshments at the cricket pavilion.

Join this Easter Monday tradition in Berkshire featuring a 10km off road course through local woodlands. Participants can choose between a standard foot race or a dog friendly canicross event starting from the Mortimer Fairground.

Experience a scenic 8 mile multi terrain circuit in Freshwater featuring 900 feet of ascent and coastal views. This hilly course takes runners past Tennyson Down and Alum Bay with professional timing and finisher rewards.

A traditional 5-mile trail run on Easter Monday, looping around the scenic Hall Barn Estate. The event starts and finishes at Beaconsfield Rugby Club, with parking available at the nearby motorway services. Trail shoes are recommended for t..

Join the final day of the Easter Eggstravaganza Trail Series for a self navigated 6 mile run starting from the Rose and Crown pub. Finishers receive a voucher and a chocolate treat at this unique timed interval event.

Test your endurance with the 50 Mile Grand Slam 2026. This comprehensive series includes four iconic 50 mile races across the South Downs, North Downs, Chilterns, and Wendover Woods.

A 50 mile ultramarathon along the South Downs Way National Trail from Worthing to Eastbourne. Experience 5,700 feet of elevation gain across rolling chalk paths and finish with a lap of an athletics track.

UTMB Index

Experience a scenic mixed terrain race along the banks of the Thames in Henley on Thames. Choose from a half marathon, 10K, or junior race starting at the iconic Temple Island Meadows.

Experience the rare heathlands of the Cowdray Estate with trail runs ranging from 3km to 10 miles. This dog friendly event offers a unique journey through the South Downs National Park and protected nature conservation sites.