Trail Running calendar near Brentwood 2026-2027

Winter X is a mid-winter trail-running event in the Meon Valley offering 10, 30, 50 and 70 km on marked public trails with checkpoints and post-event food. Entries for 2025 are closed; a provisional date for 2026 is 28 December 2026.

A winter cross-country event at Butlers Lands Farm featuring water crossings, Roman Walls, fields and footpaths. Distances are 10K and 10 Mile with entry fees from £32 to £35; finish-line refreshments include mulled wine and mince pies.

A 10.000 km trail race around Box Hill with steep climbs and scenic views, registration and parking at Denbies Vineyard. The event includes a kids fun run and a ladies race and uses a B Course around Denbies if Box Hill is unavailable.

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 cross country meeting in Penshurst Village on 3 January 2027 organised by Penshurst Cross Country Run, featuring a five mile race and a five mile canicross; venue postcode TN11 8DB.

A 43 mile point to point ultra from Wendover to Little Venice mixing country trails, roads and canal towpath. The event uses GPS tracking, has five checkpoints and a baggage transfer, and is open to runners aged 18 and over.

Trail running at Newlands Corner in Guildford on 9 January 2027, offering 10 km and 15 km options with listed entry fees and multi-race bundles.

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..

The Doughnut Dash is a flexible-distance run along a flat Thames riverside trail. Participants can run from a single lap to ultra marathon distances while enjoying doughnuts. All finishers receive a custom, neon-colored medal.

A lapped running event at Brandon Country Park with a 5.3 km multi terrain loop and flexible four or six hour formats. Aid stations each lap, baggage storage at your own risk, bespoke medals and chargeable park parking.

A road event on the Windmill Way in Bury St Edmunds on 16 January 2027 offering distances from 5k to ultra with aid stations every 10 km. Parking is included and finishers receive a bespoke or lucky dip medal.

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 lap based event at Bawsey Country Park offering distances from 5k to ultra marathon on sand, gravel and grass. Mass start, aid station every lap, bespoke finisher medals and parking included.

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..

Trail runs of 21.6 km, 15.2 km and 7.9 km around Queen Elizabeth Country Park in the South Downs, featuring tree lined trails, varied off road surfaces, chip timing and a finisher medal.

A two-distance running event by G3 Series on 30 January 2027 at Hound House Road, Surrey, with 15km and 10km options and bundle pricing; start line and car park are in the field off Hound House Road with flags and signs.

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 winter trail 10 km through medieval Lavenham along an old railway line, featuring mixed terrain, mud and shallow streams. All finishers receive a medal and podium trophies are awarded for top finishers.

Squirrel Challenge at Daventry Country Park is a six hour timed event on a 3.3 mile off-road loop where participants complete as many laps as they choose. Canicross is permitted and the route passes woods, open grassland and water.

A winter single loop trail race near Petersfield covering about 53 miles with roughly 6400 ft of climbing, six aid stations and full waymarking. It is a UTMB Index race worth 3 ITRA points and requires a marathon qualifier.