Trail Running Calendar South East (England) 2026-2027

A volunteer run 10 mile multi terrain race on the South Downs with mile markers, two water stations and prize categories. The event includes a free kids fun run and on site refreshments with homemade cakes.

A 49 mile point to point ultramarathon along the Thames Path from Oxford to Henley on Thames with three staffed checkpoints, mandatory navigation kit and a minimum average speed requirement. Finishers receive a bespoke medal and choice of s..

A timed Friday run on a 5.3 km out and back towpath loop along the River Thames. The event is promoted as a ten pound charity entry for Rays of Sunshine and includes a double sided finisher medal.

A 47 mile point to point ultramarathon along the Thames from Henley to Kingston, with three checkpoints offering food and drink, mandatory navigation kit and a required average pace to remain in the race.

A 103 mile trail race along the North Downs Way from Farnham to Ashford on 8 August 2026. Runners cover about 11,000 ft of ascent with a 30 hour limit, 12 aid stations, mandatory kit and qualifying requirements.

A muddy trail running event at Bordon on Saturday 8 August featuring woodland, sand and technical single track. Options are a 5 km single lap or a 10 km two lap race with age minimums and a 75 minute first lap cut off for 10 km.

A summer 10k through country lanes around Mount Ephraim Gardens in Kent, with a separate junior run and downloadable route maps. The event raises funds for Oasis Domestic Abuse Services and includes a bespoke medal and garden entry.

Choose any number of laps on a scenic 5.3 km loop at Denbies Wine Estate to make distances from 5 km up to ultra. Timed event with a flexible 1.5 hour start window and support on a hilly off road course.

Mixed terrain 10k and half marathon around Wye with valley views and the historic chalk crown, based at Wye Village Hall with a small event village, toilets and refreshments.

Four hour team relay at Minley Manor, Hampshire where teams of four run repeated 4 km off road laps through woods and grassland. Male, female and mixed categories have prizes for the top three teams in each.

A 7 hour timed event on a signed riverside loop in Egham offering flexible distance choice from 3 km up to 50 km, medals and goody bags for finishers, aid stations each lap, and distance pins for half-marathon and above.

This timed event on August 15, 2026, offers a flexible, multi-lap format on a smooth riverside course in Winchester. Runners can choose their start time and distance, from a single lap to an ultra marathon, within a 7-hour window. All finis..

An off road half marathon around Henfield with sections along a riverbank and disused railway, featuring flint paths and stiles. The event provides changing rooms showers free parking and medals for all finishers.

Seven hour timed run on a signed River Thames loop near Egham with flexible start options, medals from 3 km, goody bags including a vegan option, aid tables each lap and distance pins for half marathon or longer.

Trail races at Wendover Woods feature a half marathon, 10k, 5k and junior race across steep woodland with 181 m of climb. Entries include a themed medal, free photos, chip timing and post race goodies.

A 52 mile LDWA event across the South Downs National Park with 7,000 ft of ascent to be completed within 23 hours, starting and finishing at Plumpton College and visiting a sequence of villages and seven staffed checkpoints.

A ten day running series in Walton on Thames from 22 to 31 August 2026 offering daily themed rubber ducks and ten giant spinning ducky medals, with distances from 5 km to ultra and certified out-and-back routes along the Thames towpath.

The Seven Sisters 10K Run/Walk will take place in Birling Gap on Saturday 22 August 2026. You can run 10 kilometers.

Point-to-point mixed terrain running from Mayflower Park following the Old Way pilgrim trail, with 15 Mile and Marathon options. The route includes a short boat crossing of the Hamble River and passes several historic landmarks.

A South Downs trail running event based at Lancing College offering 5K, 10K, Marathon and 50K routes across grassy trails, chalk paths and ridgelines, with marked, chip-timed courses and aid stations.