Trail Running calendar near Grantchester 2026-2027

We have found 363 Trailruns within 80 miles of Grantchester. See below where and when you can find the races.

The Wild Run Oxford will take place in Oxford on Sunday 4 October 2026. You can run between 10 and 21 kilometers.

Run a scenic 5-mile trail through the forested grounds of Cawston Park. This new event supports the vital voluntary work of Norfolk Lowland Search and Rescue. All finishers get a memento, and prizes await the top runners.

Event Overview The Marlow Donkey is a challenge event offering three walking route options around the Hambleden and Stonor valleys, starting and finishing in Marlow. It is organized by the Thames Valley group of the LDWA. Routes & Chall..

Multi-terrain 10k and 5k around Thompson with medals for all and trophies for top three men and women. Event proceeds support the Thompson Millennium Green Charitable Trust.

A flexible 6-hour timed run along the flat Jubilee River towpath. Run one 5.24-mile lap or see how many you can complete. The scenic route passes through countryside with views towards Windsor Castle.

Looped 50 km, 25 km and 10 km routes from a Maidstone basecamp travel the North Downs Way, the River Medway and past Leeds Castle with covered rest stops, GPS tracking, camping and finisher medal and t shirt.

UTMB Index

Endurancelife Suffolk in Dunwich on 10 October 2026 offers 10K, half marathon, marathon and ultra trail races across forest, moorland, grass and beach, with courses described as extremely flat by the organiser.

UTMB Index

Tackle iconic Box Hill on a trail running challenge in Surrey. Choose from 50k, 31k, or 21k distances on a clearly marked course with marshal support. Finish in the event village to collect your medal and post race goodies.

UTMB Index

Choose a scenic 10k or shorter 5k through the Chiltern Hills around Frieth, combining woodland paths and country roads. Expect rolling climbs and panoramic views for a rewarding, hilly challenge for road and trail runners.

A circular 13.1 mile trail race in Thetford Forest around High Lodge held in October. The traffic free, multi terrain course is manually timed with cupless water provision, on the day number collection, medals and trophies for top finishers..

Run a beautiful single lap through the autumn woodlands of Limpsfield Common. The 10k trail course features gentle slopes and a mostly downhill finish. Participants receive a medal, a finisher's T-shirt, and enjoy a supportive community atm..

Choose between a 10k or half marathon trail race around the scenic Grafham Water reservoir. The fully marked courses offer countryside and water views, with on-course support and a finisher's medal for all. Bring your own cup and a charged..

This 10k starts and finishes at the Dengie Hundred Sports Centre. The flat, single-lap route takes in sea wall paths, open countryside trails, and town streets. Free parking and facilities are available on-site.

Event Overview The Autumn 100 is a 100-mile continuous trail race. It takes place in the villages of Goring & Streatley on the River Thames. The event is scheduled for 17 October 2026. Course Details The course is shaped like a cross an..

UTMB Index

The Gatliff Marathon is an annual countryside challenge with 25 km and 50 km options. Walk, jog, or run on footpaths through Kent, Surrey, and Sussex, aiming to finish within 10 hours. Food, drink, and a finish line certificate are all incl..

This off road 10k winds through Norfolk's bridle paths and woodland, featuring optional obstacles and a ford crossing near the finish. All finishers get a bespoke medal, with post race cakes and a charity raffle. It starts and finishes at T..

Woodland half marathon and 10k at Bedgebury National Pinetum & Forest on 18 October 2026, with downloadable route maps, a bespoke medal, free photos and limited free parking.

A 47-mile point-to-point ultra along the Thames Path from Iffley to Henley-on-Thames. The course mixes riverside trails with road sections and is a UTMB index race. Support includes five aid stations, GPS tracking, and a baggage transfer.

UTMB Index

A 30-mile out-and-back ultra along the River Stort and Lee navigations, mostly flat grassy trail with checkpoints about every 5 miles and four- and eight-hour cut-offs. Based at Hockerill Sports and Social Club with medals and trophies for..

Timed multi terrain loop at Ferry Meadows on 25 October 2026 with four hour and six hour options. Runners complete as many 5.3 km laps as they wish, with an aid station each lap and event or lucky dip medals available.