Trail Running calendar near Portslade 2026-2027

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.

Riverside races from Barnes along the Thames Path offering 10 km, half marathon and marathon courses with marked routes and checkpoint support.

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.

The Stopsley Trail Race on Sunday 9 August 2026 offers 5K, 5 miles and 10 miles on scenic undulating trails along the Bedfordshire and Hertfordshire border. Entries include chip timing, bespoke medals, free photos and participant goodies.

Charity trail run in Cold Norton on 9 Aug 2026 offering 10 km and half marathon routes on grass and tracks, with proceeds to Farleigh Hospice.

Race one of the AWT Backyard Ultra Series in Ruislip on 9 August 2026 uses six hourly 5 km laps for a total of 30 km. Entry is free and the event is held in person with free parking.

Guided 15 miles trail run from Exceat along the Seven Sisters, South Downs Way and Cuckmere River to Cuckmere Haven, led by Trail Run Explorers.

A mainly trail 5 km loop from Peveril Point along the Jurassic Coast via Durlston Country Park to Anvil Point Lighthouse, part of Swanage Lifeboat Week and the Purbeck Trail Series.

A measured off road 5K at Westley Heights Country Park, Race 4 of the seven-event Crown to Crown 2026 series hosted by Pitsea Running Club.

A beach-based 10 km race on the low-tide sands of Worthing and Shoreham beaches, starting and finishing at the Coast Cafe on 13 August 2026.

A four-race summer series at Dinton Pastures offering 5 km, 10 km and a 2 km kids event. Off-road, traffic free course with chip timing, medals, marshals and on-site support.

Midweek Chasing Numbers at The Last Hop in Staines is a flexible seven hour time challenge along the River Thames with distances from 3 km up to 50 km and ultra options.

A 7 hour timed running event on a looped course along the River Thames in Egham. Distances range from 3 km up to 50 km with aid stations, goody bags and distance pins available.

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..

A guided 10 km trail run through the Chiltern Hills finishing with a brewery tour and tasting at Tring Brewery, including a drink and on‑site pizza options.

Off road half marathon in Henfield on 16 August 2026 with riverside and disused railway sections, flint paths and stiles; facilities include changing rooms and free parking.

A 10 km multi-terrain trail run at Ramsbury Brewery on August 16, 2026, with a canicross option. Entries include chip timing, a medal, race photos and a pint cup with a free alcoholic or non-alcoholic drink.

A trail event at the Black Bull near Chelmsford on 16 Aug 2026 offering a 15 mile trail run and a 15 km social hike. The British Heart Foundation is the charity partner and finishers receive a medal and a free drink.

A 7-hour Time Challenge along the River Thames near Staines with flexible starts and distances from 3 km to 50 km. The event is licensed by the Trail Running Association and offers medals, distance pins and a goody bag.