Trail Running Calendar South East (England) 2026-2027

Celebrate Valentine's Day with riverside laps along the scenic Thames at Xcel SPORTS HUB. Choose 5k to ultra, run as many laps as you like within a one hour start window and 7 hour limit, and earn a bespoke finisher medal.

Join Phoenix Running West Sussex for the Violets Are Blue Valentines Run at Southwater Park. Pick distances from 5 km to ultra, lap the flat compact trail at your own pace with rolling starts and claim a blue Love Spoon medal.

Event Details This is a round of the KNC orienteering series held in Mote Park. The event is described as an old favorite that can be surprisingly tricky. The event features a 60-minute score course, which is suitable for all abilities. The..

Riverside races at Wraysbury Skiff & Punting Club near historic Runnymede. Marathon, half marathon and 10 km run on flat out and back laps along the Thames with marked turnarounds, check points and chip timing.

Looped trail and road races in Chalfont St Peter where runners choose on the day between 7k, longer loops, marathon and ultra marathon distances with aid, pacing and crew support.

Single lap trail races in the Meon Valley from Queen Elizabeth Country Park offering 16 mile, marathon and 50km options with marked routes, aid stations and mandatory fluid carriage.

The Winter Trail Run returns for its fifth year at Gatton Park. Choose between a 5k or 10k multi-terrain loop on the day. The event includes a Canicross wave, on-site amenities, and supports The Gatton Trust Charity.

A 50k trail on the North Downs Way from Denbies Wine Estate, covering 2986 ft of ascent with four aid stations and a 10 hour cut off. The fully signed route includes a woodland loop at Norbury Park and a wooden finisher medal.

Trail and canicross races at Gatton Park on 22 February 2026, with 5K and 10K multi-terrain loops, chip timing, marshals, on-site parking, bag drop and medals for both humans and dogs.

A guided 10 km trail run through the scenic Thursley National Nature Reserve. Experience the famous boardwalk on this flat route, offered as both sunset and night runs. It's a group run with a steady pace, and head torches are provided for..

G3 no.3 is a running event at Newlands Corner, Guildford on 28 February 2026 offering 10 km and 15 km distances with paid entry and entries closing on 26 February.

Guided 30 mile trail run from Harting Down along the South Downs Way, visiting Beacon Hill, Cocking Down and Kingley Vale. Presented as suitable for first time ultra runners, run at a group pace with practical support and route guidance.

Chocothon is a friendly timed lap on a flat 5.3 km riverside towpath, letting you complete as many laps as you can within a seven hour window. Distances from 5 km to ultra, medals and aid stations make it perfect for all abilities.

A trail running event at Breamore House offering 5k, 10k, 5k Canicross and a half marathon on mainly rural trails, with marshals, aid stations and finisher medals.

Multi terrain 10 km race starting and finishing at Windsor & Eton Brewery beside the River Thames. The route follows the Thames and Jubilee River and finishers receive a medal, a Windsor & Eton pint cup and a free drink.

A guided *10 km* trail run from Silent Pool near Guildford, using North Downs Way and Netley Heath paths, led by a qualified guide. Group-paced, two 2026 dates, £16 entry and car parking at the meeting point.

A trail championship at Matterley Basin near Winchester on 4 March 2026, offering 10 km and 20 km races run on 5 km laps with mass starts and on-course water stations.

This event offers three distances—50 km, 25 km, and 10 km—through the scenic Chiltern Hills, starting and finishing in Amersham. It supports the charity Humanity Direct, with free entry available for fundraisers. The route explores villages..

Sussex Coastal Trail Run in Eastbourne on 7 March 2026 follows coastal paths by the Seven Sisters and the English Channel, offering 10K, half, marathon and ultra distances on chalk and forest terrain with marked routes.

Brutal @ Chawton offers a 5k or 10k off-road challenge on 7th March. The course combines muddy, water-filled terrain on Brick Kiln Farm with the technical trails and mining holes of Chawton Forest. A canicross option is available for runner..