Trail Running calendar near Chesham 2026-2027

The Martian Race is a trail run on historic Horsell Common, passing the sandpits from H.G. Wells' 'War of the Worlds'. Organized by volunteers, all proceeds go to local charities. It offers distances from 2k to 21k on a scenic, ecologically..

A multi-terrain 10 km event at Twisted Tree Brewery on the private Tusmore Estate in Bicester, with standard and canicross 10 km options. Entry is £32 plus fees and entries close 17 June 2026; finishers receive a medal and a drink.

Community 10 km, 5 km and a free junior run on mixed undulating terrain in Hawkhurst, Kent. The event raises funds for local projects and features finish line cake, a bespoke medal and a complimentary half pint for finishers.

Circular cross country event near Baldock on 21 June 2026 offering routes of 26 miles and 18 miles across undulating Hertfordshire countryside. Entries open 1 March with a limit of 175 places.

A chip-timed trail running event in Trent Country Park, Enfield, offering a 10 km senior race plus junior and kids races, with race photographs provided and specific safety and age rules for participants.

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.

Three races at Colworth Estate in North Bedfordshire combine to marathon distance: a 5-mile family run, an 8.1-mile trail and a 13.1-mile half. The event lists free camping and on-site family entertainment.

Trail event at Hyde Hall Farm offering distances from 5k to ultra marathon with lap options for heavy half and ultra. Aid station, baggage area and secure parking are provided and finishers receive a bespoke or lucky dip medal.

A trail running event on 27 June 2026 at Cranleigh Showground with five routes from 5 km to 52 km across the Surrey Hills and North Downs Way. Outposts provide food and self serve water; some long routes require specific mandatory kit.

Gravel Rush Run in Winchester on 27 June 2026 features a 21 km half marathon and a 10 km race at Matterley Estate. Entry fees are listed per participant and a 3% administration charge is added to all entries.

Join the Marlow Trail Run for an off-road adventure through the Thames Valley countryside. Choose from a Half Marathon, 10K, or 5K trail course starting from Marlow Rugby Club. Enjoy chip timing, a themed medal, and free photos at this scen..

A one day multi distance trail running event at Salcey Forest offering 10K, half marathon, marathon and 50 km, on mainly hard packed forest trails. The event is cupless and all finishers receive a medal and a drink.

A multi terrain trail event at 3 Brewers Brewery on 28 June 2026 offering 10 km and a new 5 km option, with a medal, a pint cup and a free beer or non alcoholic drink for every finisher.

The Housedean Half is a new trail running event in the South Downs, starting from a working farm. Runners can choose a half marathon or a 10K course featuring gentle ascents and scenic farmland views. The event includes comprehensive suppor..

A point to point 50K trail ultramarathon along the Hangers Way from Alice Holt Country Park to Queen Elizabeth Country Park, with fully signed trails, mandatory fluid carry and an option to take coach transport to the start.

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.

A half marathon at Box Hill Fort on 28 June 2026 with more than 3,000 feet of ascent over mostly rough tracks. The route offers views of the North Downs, the Mole Gap, Denbies Vineyard and Dorking.

A guided 10 km trail run around the Devil's Punchbowl in Hindhead, Surrey. Evening sessions include sunset runs or night runs by head torch and focus on group pacing, hilly trails, and scenic views.

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.

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..