Trail Running calendar near Cotswold District 2026-2027

An obstacle 5k at Worcester Racecourse on 18 July 2026 with mixed grass and pavement sections. Participants must be 13 or older, there is a £50 minimum fundraising target, and onsite facilities include toilets and refreshments.

A muddy 5k obstacle course at Stoke Park in Guildford on 18 July 2026 with staggered wave starts. Entry fees and a minimum fundraising target apply; participants must be 13 or older.

A group trail run from Dorking Station through Denbies Wine Estate and the North Downs, followed by stone baked pizza and a guided Denbies wine tasting. Options include an 8 km loop or a 5 km walk.

A trail fun run at Myncen Farm on 19 July 2026 organised by Running Events Devon. One lap across fields and tracks, limited to 64 entrants, suggested age from 4 years with adults required for under 10.

A one lap trail fun run on private farmland near Blandford Forum on 19 July 2026 with an option to camp that weekend. Minimum age is 4 years and children under 10 must be accompanied by an adult.

A trail run at Myncen Farm near Blandford Forum on 19 July 2026, the Apple Plod 10K.ish uses a two lap undulating course across farmland with a 2.5 hour cut off and limited entry places.

Fully marked trail races at Winwick Hall feature 10k and 5k routes plus a 2k children’s fun run. Courses cross grassland and country paths, on-course support and charity donations to the Bruce Green Foundation are part of the event.

A chip timed 10 km race around Highfield Park and the Alban Way in St Albans on 19 July 2026. The event village features a free family fun run, kids zone, live music and a charity partnership with Alzheimer’s Research UK.

Multi-distance runs along the Wye Valley Greenway, including a long lit tunnel section. Mostly flat routes on former railway track with feed stations, clear marking and event medals for 5 km or longer.

Two trail races in Aymestrey, Herefordshire, both climbing to the Iron Age hillfort at Croft Ambrey. Routes are fully marked with water stations and a separate juniors 2 km race with medals.

A trail half marathon and 10k on Wimbledon Common on 19 July 2026, with marked miles, marshals and a 3.5 hour cut off. RunThrough provides an event village, finish-line goodies and an optional event t-shirt.

A hilly multi loop trail event around Holmbury Hill offering a half marathon and a same day 10 mile option, with six drink stations, first aid support, free parking, and a commemorative medal for finishers.

A chip timed five mile trail race through Queen Elizabeth Country Park in PJC's 50th anniversary year, with woodland terrain, refreshments, and a capped field of 250 entrants.

A 10 km mixed-terrain event around Valley Park and Knightwood split into five timed stages, featuring chip timing, marshals, a kids Twiglet Tour, on-course water and food at the finish.

A new 10 km trail from Ross on Wye along the River Wye with off road terrain and riverside wildlife. Entry is £14.99 via PayPal, minimum age 15, and all finishers receive a bespoke medal.

A seven hour timed riverside challenge in Egham with flexible starts, a signed loop, medals for 3 km finishers, goody bags including a vegan option, distance pins from half-marathon upward, and aid stations on each lap.

A Friday running event on a flat 5.3 km out-and-back riverside lap near Walton on Thames offering distances from 5 km to ultra and finishers' medals including spinning Rubber Ducky designs.

A 100 km self navigation ultramarathon across the Brecon Beacons with 3178 m of ascent, following the Beacons Way. Entrants must meet qualifying criteria including prior 50 mile ultramarathon experience and map and compass skills, places ar..

A 100 mile self navigation ultramarathon across the Brecon Beacons on 25 July 2026 with 6143 m ascent, live GPS tracking and 10 checkpoints. Entrants must meet experience and kit criteria and places are limited to 250.

A multi-distance run along a disused railway between Ironbridge and Bridgnorth, offering distances from 9 miles to 37 miles with 9.4 mile laps and aid stations every 4.7 miles.