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Trail Running Calendar near Guildford 2026-2027

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Explore the top trail runs near Guildford for 2026-2027! We've gathered 292 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

September 2027
Trail half, 10K and a free 2 km kids run at Denbies Vineyard with wine stations, live music and a post-race party.
Trail 10k and 5k in Slinfold on 12 September 2027 with children's races, chip timing and fundraising for local community causes.
Community run races on rough tracks around Ashtead Common on 12 September 2027, with a 10 km and a 2 km kids run; fees support local charities.
Guided 10 km trail run around the Devil's Punchbowl in Hindhead, Surrey with hills, group navigation, kit support, parking and scheduled sunset and night dates.
Half marathon and 10k in Richmond Park on 19 September 2027 with a four lap half marathon, chip timing, free photos and an event village.
Looped trail options from 10K to approx 100 km around the Chilterns with covered rest stops, GPS tracking and on-site camping at Henley Basecamp.
A technical off road trail race in Marlow on 26 September 2027 through Chiltern woodlands and chalk ridges, with sustainable race practices and chip timing.
October 2027
Trail running at Queen Elizabeth Country Park with five routes from 6 km to 51 km across chalk downs, woodlands and ridgeways.
A city-to-trails half marathon around Chichester with climbs to The Trundle, a downhill return on Centurion Way, a 12K option and an Inclusive Mile.
Trail races of 15 km and 21 km through Hurtwood Forest and the Surrey Hills near Guildford, with steep sections, mixed underfoot terrain, on-site facilities, and water stations.
Trail race in the Chiltern Hills near Marlow and Henley on Thames with 5 km and 10 km routes, community fundraising, medals and on site refreshments.
A guided 30-mile trail run from St Martha's Hill along the North Downs Way to Box Hill, offering group pacing, coaching, and route support for first-time ultra runners.
Run 10K, a half marathon or a junior race through Hampton Court Palace grounds and along the Thames Path with chip timing and free race photos.
Multi terrain run at Dummer Down Farm on 17 October 2027 offering 10 km, Canicross 10 km and a Half Marathon; finishers receive a medal, a drink and a Dell pint cup.
Half Marathon and 10K through Richmond Park, with four laps for the half, chip timed results, free photos and on-course support in an autumn woodland setting.
November 2027
A multi-distance trail run from Goodwood through the South Downs with varied forest and single-track terrain, on-course support, and a finisher medal for participants.
Point to point Half Marathon along the Grand Union Canal from Cowley to Cassiobury Park, Watford, on towpaths, trails and woodland. Entry from £35.
Timed lap event on a flat riverside towpath in Walton on Thames offering distances from 5 km to ultra, bespoke finisher medals and a no medal entry option.
Trail races at Westerlands, Petworth: a 50 km loop across five long trails or a half marathon on three trails, timed with SportIdent.
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