Trail Running calendar near Harwell 2026-2027

Join the MoRun in Southampton Common this November for a chip-timed run supporting Movember. Choose from a 1.5k, 5k, 10k, or half marathon on a mixed-terrain course. Every finisher gets a medal while raising awareness for men's health.

Run for a cause at the MoRun Bristol in Ashton Court Park. Choose from a half marathon, 10k, 5k, or a 1.5k kids' run on a scenic mixed-terrain course. The event supports the Movember charity's work in men's health.

Run a flexible distance along the Thames in this seven-hour time challenge event. Choose your own goal from 3km to an ultra marathon on a mixed-terrain, fully-signed course. Every finisher gets a themed medal and a goody bag.

The Maverick Dark Castle Trail is an evening run starting from the iconic Corfe Castle. Runners navigate the Purbeck Hills in the dark on routes from 5 to 15 km. The event features muddy trails, scenic night views, and a festive finish area..

Explore the undulating trails of the North Chilterns on this 50 km ultra marathon. The fully marked route offers views from Warden Hill and Barton Hills. Three stocked aid stations support runners from start to finish at Putteridge Bury.

A flat trail run along the River Thames from Alexandra Gardens in Berkshire, offered in 21 km and 16 km distances. Finishers receive a medal, a drink, and finisher goodies.

This event combines a 10 km guided trail run through the Chiltern Hills with a tour and tasting at Tring Brewery. Open to all abilities, it includes a brewery tour, beer tasting, and a drink. The meeting point is in Tring, easily accessible..

A 10 km race in Kingston on 22 November 2026 that starts and finishes at the Hawker Centre, running through town and along the river towpath. The event uses chip timing, provides a finish medal and refreshments, and offers baggage drop and..

Join a guided 10km trail run around Surrey's scenic Devil's Punchbowl. Choose between sunset runs in warmer months or headtorch night runs in winter. The guided group experience includes a free alcohol-free beer at the finish.

A trail run in the South Downs National Park starting from Plumpton Racecourse, offering three route distances from 9 km to 21 km with ridge trails, coastal views, and a flat final section to the finish.

Take in riverside views at the Riverside Marathon and Half Marathon in Walton on Thames on 28 November 2026. Flat, UKA certified towpath course, limited places, medals for all finishers and virtual entry available.

Scenic riverside marathon and half marathon on a flat UKA certified towpath from Walton on Thames to Hampton Court and back. Lapped format with finisher medals and virtual entries.

Join the MoRun Milton Keynes in Campbell Park for a day of running in support of Movember. Choose from a 1.5k, 5k, 10k, or Half Marathon on a scenic mixed-terrain course. Every finisher gets a medal and headband, with prizes for best costum..

Explore the undulating trails around Tewinbury Farm & Hotel in Hertfordshire. This event offers a 5K and 10K route on a mix of forest paths and open tracks, fully marked and marshalled for easy navigation.

The Hughenden Valley 10K offers a scenic trail race around the National Trust's Hughenden Manor estate. It's a hilly course on woodland paths, with one water station and comprehensive event support. Start and finish at the historic manor, w..

Run along the scenic Dorset coast at the Bournemouth Coastal TEN. Choose between a 10 Mile or 10K route starting from Hengistbury Head, featuring a flat, traffic-free path with sea views.

Run the Jurassic Coast Path in Dorset. Choose from a 10K, half marathon, marathon, or ultra on challenging coastal trails. The event starts from Swanage and is part of a season-long points competition.

A 50K ultramarathon through the scenic Surrey Hills, starting from Dorking. The December course follows the Greensand Way over three prominent hills. Fully marked and supported, it's a qualifier for the UTMB index.

Partridge in a Pear Tree kicks off a festive running series, with a challenging off-road course in the grounds of Pengethley Manor. Runners can choose their distance, from a 5k to an ultra, and have seven hours to complete it. The event als..

A seasonal ten mile multi terrain race in Peacehaven with farm tracks, quieter roads and a notable hill around mile six. The event includes fancy dress, recycled finisher medals, charity partners and photos supplied by Sussex Sports Photogr..