Trail Running calendar near Walton-on-Thames 2026-2027

A lap based timed run at Mowsbury Park on 11 July 2026 offering distances from 5 km up to ultra with a flexible one hour start window and a choice of medal or lower cost no medal entry. Places are limited to 75.

A muddy 5k obstacle course through Abington Park in Northampton on 11 July 2026, organised by Cancer Research UK. Waves run every 15 minutes, participants must be aged 13 or older, and on site facilities include toilets and refreshments.

A muddy 5k obstacle event at Beckenham Place Park with climbing, crawling and sliding on a grassy, undulating course. Waves start every 15 minutes; participants must be 13 or older and fundraising supports Cancer Research UK.

Running Wild 2026 is a muddy 5K obstacle course through Wild Forest near Brentwood on 11 July 2026. Open to ages 13 and over, it includes water features, climbing and a large slide into a lake, with a medal and post race shower.

A multi-lap running event at Box End Park in Kempston with three race options of repeated 5 km laps, race medals, on-course support and awards across overall, female and age-group categories.

A 7-mile multi-terrain race through Knole Park with a chip-timed 3.5 km junior run for ages 9 to 15. Profits support The Running Charity and the event includes medals, free photos and prizes for top finishers.

Community fundraising runs at Abington Park with chip timing and a mixed pathways and grass course. Distances include 10 km, 5 km and 3 km and participants have a minimum fundraising target of £50.

A sold-out cross country 10k across the Ridgeway and Chiltern Hills with steep climbs and twisting single-track descents. Open to runners aged 16 and over and run under TRA and UK Athletics rules.

A four race summer series at Dinton Pastures Country Park offering 5 km, 10 km and a 2 km kids race on a traffic free off road course. The event includes chip timing, marshals, medals and on site first aid.

A weekend trail running festival at Mill Farm, Lurgashall, featuring 50 km, marathon, 16 mi, 12 km and a 2 km LittleFeet run, with camping, glamping, on-site village activities and stocked aid stations including PH1000 electrolyte.

An evening trail event at Wendover Woods on 18 July 2026 with 10K, 5K and a 1.5K accessible loop supporting the Chilterns Neuro Centre. Fully marked trails, chip timing and an aid station on the 10K.

A weekend running festival at Blackland Farm on 18–19 July 2026 offering 1-mile lap formats: 24-hour and 12-hour solos, team relays, plus P24 and P12 paced challenges. Off-road course, camping included and limited Bell Tent upgrades.

MacTuffX Brighton at Withdean Stadium on 18 July 2026 combines ten prescribed Xercises with repeated runs in Classic and double distance formats, with solo, doubles and five person relay entries and a LITE weight division option.

Pretty Muddy 5k at Tilgate Park in Crawley is an obstacle course around Tilgate Lake with climbs, crawls and slides. The event raises funds for Cancer Research UK and offers on-site toilets, refreshments and parking.

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 self-navigation trail race of about half marathon distance around Littley Green and the Chelmer Valley with staggered starts and finishes, timed results and proceeds to Braintree Youth Project Charity.

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.

A trail running event at Pippingford Park Manor with 10 and 5 mile options on hard packed forest trails, 1568 ft of ascent, notable climbs and downhills, route maps and GPX files, bespoke medals, and free parking.