Trail Running calendar near Boreham 2026-2027

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

The Midsummer Munro will take place in Walton on the Hill on Sunday 21 June 2026. You can run 13 miles.

UTMB Index

Tackle scenic off road trails at The Martian Race on Horsell Common, with 2 km, 5 km, 10 km and 21 km options for all abilities. Volunteer run and charity focused, this popular event blends nature, challenge and community spirit.

Run a scenic multi terrain 10 km starting and finishing at Twisted Tree Brewery on the Tusmore Estate near Bicester. Enjoy a finisher medal and a beer or non alcoholic alternative, with a canicross option for dog lovers.

Join the Hawkhurst 10k and 5k for a friendly community run over multi terrain and rolling countryside at The Moor. Finishers receive a bespoke medal, cake and a free half pint at The Eight Bells, with proceeds supporting local projects.

Run the Seasons at Cowdray on 26 June offers scenic 5km and 10km routes plus kids and caniRun options across polo lawns, Cowdray Ruins and the South Downs. Finishers get unique stacking medals, free photos and a BBQ, bar and prize hampers.

Take on the Colworth Marathon Challenge over a three day weekend in North Bedfordshire, where three multi terrain races add up to a full marathon. Enjoy free camping, family entertainment and children's races while choosing one, two or all..

Join Zig Zag Running at Hyde Hall Farm on 27 June for the Cock a doodle Dawdle, a friendly trail event offering distances from 5k up to an ultra. Enjoy farm trails, on site parking and aid at the lap point; bring your own cup.

Explore the North Downs on scenic, punchy trails from Cranleigh Showground on 27 June 2026. Routes from 5 km to a 50 km ultra wind through Winterfold, Hurtwood, Leith Hill and Ranmore Common for a challenging countryside adventure.

UTMB Index

Run scenic off road trails through the Thames Valley at the RunThrough Marlow Trail Run, with 5K, 10K and half marathon options. Enjoy chip timing, a themed medal, free race photos and a lively event village with food and drinks.

Explore Salcey Forest on well maintained trails with distances from 10K to 50K, and receive a medal plus a choice of Big Bear drink at the finish. Enjoy varied terrain and a friendly vibe, and remember to bring a bottle or cup since aid sta..

Run from 3 Brewers Brewery through Hertfordshire countryside on a mostly off road 10 km or 5 km course featuring trails, woodland and farm tracks. Finish with a medal, a pint and live jazz while supporting local charity Earthworks.

Tackle the Housedean Half or 10K on scenic South Downs trails from Housedean Farm, with sweeping views across Lewes and Plumpton. Expect chip timing, stocked aid stations, bespoke medals and on site camping for a memorable race day.

Enjoy a scenic, multi terrain 10k from Peacehaven across bridleways and the South Downs Way, finishing through Telscombe village. Junior fun run available and finishers get a bespoke medal, photos and post race refreshments.

July 2026

Take a guided 10 km trail run around the dramatic Devil's Punchbowl, enjoying rolling hills and wide open views. Runs at sunset or by night with headtorches offer a social, coached group experience for fit trail runners.

Run the full 82 mile Essex Way from Epping tube to Harwich lighthouse over challenging trails and country lanes. Enjoy supported checkpoints, GPS tracking and a 24 hour finish window for an epic route across Essex.

UTMB Index

Run along the scenic River Thames in a 7 hour timed event and choose your challenge from 3 km up to marathon, 50 km or ultra. Flat, well signed loops, aid stations and finisher medals with vegan goody bag options make this a welcoming day f..

Fen Gallop on Sunday 5 July 2026 in Willingham offers a flat, scenic run through the Cambridgeshire fens with 10 km and 4 mile options. Friendly for families and walkers, the community event raises funds for Willingham School Association an..

Chiltern Ridge Half Marathon on 5 July 2026 is a scenic off road 21.1 km Ridgeway trail with 526 m ascent. Limited to 350 runners, this UTMB index race offers marked trails, on route aid and a finisher medal.

UTMB Index

Run the Bishop's Stortford Mitre on 5 July with traffic free 10K and 5K through East Herts villages and a free 1K for under 11s. All finishers get a free tee or can choose to have a tree planted to support new school sports facilities.

Enjoy the Bewl 15 and 5 Mile on 5 July 2026, scenic off road laps around Bewl Water with gentle climbs and lakeside views. Organised by Wadhurst Runners, the race supports the Air Ambulance and offers medals and t shirts.