Trail Running calendar near Gerrards Cross 2026-2027

Two Tunnels in Bath on 21 February 2027 offers many distances and runs through two long restored, lit and surfaced railway tunnels under the city, with start and finish at Brickfields Park and a charity contribution to Sustrans.

BigMud Trails (EARTH) offers three single lap trail races in the Meon Valley from Queen Elizabeth Country Park. Courses include climbs to Butser Hill, stocked aid stations, mandatory fluid carry and an option to plant a tree instead of a me..

A two-round multi-terrain event in Northamptonshire offering multiple lap-based distances at Irchester and single-lap routes at Brigstock, with mixed trails, a notable hill, and a finisher medal for each round.

A flat 10 km trail run through Thursley National Nature Reserve near Thursley, Surrey. Group runs include dusk and night options with headtorch guidance, an entry fee of £22 per person, and kit and torch support available.

A running event at Newlands Corner in Guildford on 27 February 2027 offering 10 km and 15 km options, organised by G3 Series. Entry fees and series bundle options are available.

A 30 mile non-competitive group trail run from Harting Down along parts of the South Downs Way, passing Beacon Hill, Cocking Down and Kingley Vale. Led by an experienced guide and recommended for those who have run at least 22 miles in trai..

A 42-mile trail race from Chipping Ongar to the ancient Chapel of St Peter-on-the-Wall, following an old pilgrimage route through rural Essex. Mostly off-road and often muddy, the route is waymarked with GPX support, four outdoor checkpoint..

Looped 7K and 10K courses in Chalfont St Peter and Gerrards Cross let runners choose distances from a single loop to ultramarathon. Aid stations, marked routes, crew access and medical support are provided, with prizes for top finishers in..

A 10 km mixed-terrain run from Windsor & Eton Brewery along towpaths and parkland, with staggered starts, a pint cup and free drink at the finish, chip timing and downloadable race photos.

Guided 10 km trail run around Silent Pool near Guildford, following parts of the North Downs Way and Netley Heath forest. Sessions run at dusk or at night with headtorches in a led group and a recommended pace of about 10 min per mile.

Coastal trail event in Eastbourne on 6 March 2027 with 10K, half, marathon and ultra routes along the Seven Sisters cliffs. Part of the Endurancelife season leaderboard with online pre-event check-in and varied chalk and forest terrain.

Trail races at Brixworth Country Park over 10k and half marathon, fully marked and marshaled, with multiple water stations, first aid cover, and prizes for top finishers.

The Imber Ultra is an annual trail run of just over 33 miles organised by Avon Valley Runners and the Rotary Club of Westbury, with route details, checkpoints, results and photos provided by the organisers.

A coastal mixed terrain event at Milford on Sea with an out and back 5.3 km lap. Runners pick their distance from 5K to ultra with aid stations, toilets, and a medal for anyone completing at least one lap.

Trail races from Larmer Tree Gardens take runners around the Rushmore Estate with distances from a fun mile to a marathon. Courses pass chalk valleys and woodlands and include multiple feed stations and event medals.

A night time trail 10K at Coombe Abbey Park that requires a head torch and runs across woodland, meadow and fields. Entry fees increase in February and the course includes on course water with biodegradable cups.

Hare Challenge is a running event at Coombe Abbey Park on 9 March 2027, organized by Big Bear Events. The listing shows a single entry price of £40 and an event page with an accompanying video.

Run the Wild Half Marathon Autumn Edition is a guided 13 mile trail run in the Chiltern Hills on 10 October 2026. The route includes about 300 m of ascent, a staffed refreshment point and a finisher’s medal.

Two trail race distances, 25 km and 50 km, at Harrold-Odell Country Park in Bedford on 13 March 2027, organised by Thunder Races with early-bird and standard fees and instalment options.

Trail event at Hyde Hall Farm offering 10k, half, full and ultra distances with lap-based courses, water at the lap point, secure parking and a bespoke finisher medal. The event is cupless so bring a refillable cup or bottle.