Trail Running calendar near Grafham Water 2025-2026

We have found 321 Trailruns within 80 miles of Grafham Water. See below where and when you can find the races.

Experience a scenic loop around Aske Hall estate near Richmond on 23 July 2026, with 5 km and 10 km trail options. Limited to 200 entries, the mostly flat single loop winds through pasture and woodland for a relaxed but rewarding race day.

Run ten consecutive days at the Suffolk Running Centre in the Great Barrow Challenge, choosing distances from 5 km to ultra. Entry covers all ten days and parking, bespoke medals each day and the event is cupless so bring your own bottle.

Join a friendly 7 hour timed run along the Thames at Wraysbury, with flat paved loops suitable for road shoes. Pick distances from a 3 km loop up to marathon and ultra, and enjoy a medal plus goody bag and riverside views.

Enjoy a scenic, flat trail run around Maidenhead Commons and Summerleaze Lake on Sunday 26 July 2026. Choose 5K, 10K or half marathon and earn a themed medal with free race photos, chip timed results and a lively event village.

August 2026

Join the North Downs 50 Ultra Challenge on Sat 1 Aug 2026 for scenic runs from Guildford across Surrey hills and the North Downs Way. Choose 10 km, 25 km or 50 km routes with full support, night markings and medical cover.

Run scenic laps through Elvaston Castle Country Park at the Derby Running Festival, with 5K, 10K and half marathon options on flat mixed terrain. Enjoy a themed medal, free photos, chip timed results and a lively event village.

Run the Vanguard Way Marathon or Half on 2 August 2026 from Croydon along scenic Surrey and Sussex woodlands and ridges. Finishers receive a medal plus a goody bag with a race t shirt and snacks.

Run from Oxford to Henley along the scenic Thames Path in the MTC Oxford Ultra, a 49 mile point to point ultramarathon on 7 August 2026. Enjoy riverside views, timed checkpoints and a bespoke finisher medal with a choice of tech shirt mug o..

Scenic 7 hour timed run along the River Thames on 7 Aug 2026 lets you choose any distance from 3 km to ultra. Finishers get medals and distance pins, with aid stations, cafe and vegan goody bags.

Run the scenic Stour Valley Path in 102 km or 50 km trail races on 8 Aug 2026, mostly off road through East Anglia. Friendly, challenging courses that earn UTMB index points and suit experienced ultrarunners.

UTMB Index

Take on the 47 mile MTC Windsor Ultra along the River Thames from Henley to Kingston. Enjoy riverside views, checkpoint support and a bespoke finisher medal while you tackle this scenic endurance challenge.

Take on the North Downs Way 100 on 8 August 2026, a continuous 103 miles across Surrey and Kent with about 11,000 ft of climbing and a 30 hour cutoff. Enjoy rolling trails, stocked aid stations and sweeping views from Farnham to Ashford.

UTMB Index

Tackle ATW Odyssey12 at Riverside Park, St Neots, a multi terrain lap event where solo runners, pairs or teams rack up 5.3 km laps against the clock. Enjoy festival vibes with live music, food, kids activities and an Odyssey medal for finis..

Run a scenic mixed terrain 10 km from Ramsbury Brewery in the Wiltshire countryside on 9 August 2026. Every finisher gets a medal and a beer or non alcoholic drink and a pint cup, with a canicross option available.

Run 100k or 50k around Market Harborough in the Foxton Hound Ultra, with scenic trails through Foxton Locks, Naseby Battlefield and village lanes. Supported aid stations and guided recces make this a classic English ultra challenge.

The Black Bull 15 is a charity trail run held near the Black Bull pub in Chelmsford. It offers two distances: a 15-mile trail route and a 15km option for shorter, faster runs, jogs or walks. The course uses varied trail surfaces through par..

Run scenic, undulating trails around Carsington Water with a half marathon or 10k option, each kilometre marked and marshals on course. Enjoy a themed medal, post race goodies and a lively event village for a festival finish.

The Belper Rover is a scenic trail race through Derbyshire, provisionally scheduled for 23 August 2026. Expect a clearly marked route with water stations and friendly post race treats including beer and a potato.

Gosfield Backyard Ultra : event overview Gosfield Backyard Ultra is a last-man-standing running event held at Gosfield School, Halstead Road, Gosfield CO9 1PF, Essex, UK from 29 August 2026 to 31 August 2026. Entry is limited to 100 places...

Join the Plum 10K on 30 August 2026 in Pershore, a friendly community race hosted by Pershore Plum Plodders. Enjoy a welcoming vibe and strong club support from one of Worcestershire's established running clubs.