Trail Running calendar near Grafham Water 2026-2027

Final round of a four event winter trail series with over 95% off road on public footpaths and bridleways. Held at Trifarm in Boreham, the event uses a mostly clockwise 10 km course with on site parking and basic facilities.

A looped trail event in Crystal Palace Park where runners complete 2.65 km laps within a 7 hour time limit. Distances range from 5 km to ultra and all participants receive a finishers' medal.

A low key multi-lap half and full marathon along the River Thames in Walton on Thames on 28 December 2026. The UKA certified flat towpath course awards medals to all finishers and has limited places.

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 43 mile ultra from Wendover to Little Venice in London combining country trails, roads and long canal towpath sections. Waymarked course with real-time GPS tracking, five checkpoints, mandatory kit list, prizes for the top three and medal..

A trail running event at Newlands Corner in Guildford on Saturday 9 January 2027, organised by G3 Series. Two routes are available, 10 km and 15 km, with standard entry fees and multi-event bundles.

A guided 30 mile trail run from St Martha's Hill exploring the Surrey Hills and Box Hill with an experienced ultra runner and coach. Group pace, recommended 22 miles training, cost £55 and an alcohol free beer may be available.

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 multi terrain event at Brandon Country Park with a 5.3 km loop. Run as far as possible within a 4 or 6 hour window, with aid each lap, marshal support, and bespoke medal options.

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..

Windmill Way Wander at Suffolk Running Centre offers road distances from 5k to ultra across a rolling 600 ft route with village scenery and a view of the Dalham windmill. Aid stations appear every 10k and parking is 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..

A forest running event at Sherwood Pines on 17 January 2027 offering 10k, 5k and a Junior Run on multi terrain, undulating trails. The event includes a bespoke medal, free photos and prizes for leading runners.

A six-hour self-paced lap event at Ryton Pools Country Park with a 3.3 mile runnable loop, canicross and rucking options, tiered entry fees and a charitable donation to Roald Dahl’s Marvellous Children’s Charity.

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.

A weekend of running on the traffic free Tissington Trail near Ashbourne, offering a half marathon and a 10k with a gentle uphill outbound and slight downhill return, route maps and GPX files available, medals and free photos 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..

A winter multi-terrain trail at Irchester Country Park offering 5 km, 10 km and 15 km lap options on mixed trails, paths and roads, including a prominent hill. Parking, toilets and a water station for longer distances are available.