Trail Running calendar near Grantchester 2025-2026

Take on a 50 km ultramarathon along the Boudicca Way from Diss to Trowse in Norwich, enjoying scenic Norfolk trails and checkpoints. Limited to 250 entries, with race support, a unique medal and a donation to Norfolk Trails.

Scenic reservoir views and rolling wooded trails await at Bewl Water Autumn near Lamberhurst, Kent. Choose 10 km, half marathon, marathon or 50 km ultra on well marked routes loved by runners and rated among the UK's top courses.

Take on the Thames Path Ultra Challenge, a supported multi distance festival along the scenic Thames towpath from Putney to Henley with options from 10K to the full 100 km. Choose one or two day routes and enjoy riverside views, rest stops..

Run the Suffolk Coastal Path 50K on 12 September 2026, a point to point ultra from Lowestoft to Aldeburgh that winds along scenic coastal trails, heath and marsh. With modest climbs, four aid stations and UTMB World Series index status, it..

Run 10k, 21k or 42k through the Surrey Hills on 12 September 2026, starting at Shere Recreation Ground. Scenic, multi terrain routes with big views, chip timed results, on course support and a lively event village for finishers and fans.

Join the Farnham Pilgrim Half or Marathon on 13 September 2026 for scenic runs through the Surrey Hills on mainly off road trails. With frequent aid stations, free parking and strong marshal support, entries are limited so book early.

Enjoy a scenic single lap half marathon through Richmond Park on 13 September 2026, starting and finishing at Sheen Gate. Run 13.1 miles on park paths and the Tamsin Trail with leafy views and on course feed stations.

Run riverside trails and village lanes at Roman River Trails, a self navigated half and full marathon near Colchester. Expect scenic river crossings, varied terrain, stocked aid stations and a cupless format so bring a cup.

Tackle 50 miles through the rolling Chiltern Hills in a single loop, with about 1700 m of climb across 80% trail. Fully marked and supported by five aid stations with a 13 hour time limit, this scenic ultra promises tough mileage and big vi..

The Lucky Horseshoe on 19 Sept 2026 invites runners to tackle 5k to ultra routes across the Gallops and Golding Hills near Bury St Edmunds. Enjoy friendly aid stations, included parking and a bespoke finisher medal.

Run the Triple Trail linking three scenic Kent routes with 25 km, 50 km or 100 km options, finishing at Loddington Farm. Enjoy a lively race village with food, camping, recovery services and evening entertainment.

Race the Bradenham Blast through beech woodland and the UK's only arable nature reserve in the Chiltern Hills, with testing climbs and flowing descents. Pick 5 km, 10 km or half marathon and receive an eco medal and a tree planted for you.

Enjoy a scenic trail half marathon or country 5 Miler around Clipston, supporting the village recreation ground. Finishers get a medal and homemade cake, with country paths, farm views and a friendly village atmosphere.

Run the flat, riverside Ouse Valley routes in Huntingdonshire with marathon and half marathon options on grass, gravel and tarmac paths. Enjoy peaceful river views and fast courses suitable for trail runners of all levels.

Discover the Chiltern 50 Ultra Challenge from Henley for scenic looped routes through Chilterns countryside. Walk, jog or run solo or with a team over 10 km, 25 km or 50 km with basecamp support, finisher medal and meal.

Enjoy a scenic mostly flat, traffic free course through farm fields and a pumpkin corn trail at Bullbanks Farm. Choose 10K, 5K or a family 1K, then relax in the event village with refreshments and family fun.

Run Sandringham on 27 Sep 2026 offers Half Marathon, 5K and Community Mile across the Royal Estate, including a stretch past Sandringham House. Finishers receive a bespoke medal and scenic, marshalled routes.

Run 10 km or 3 km through flat, scenic Grantchester farmland on 27 September in a friendly volunteer event. Support Maggie's Centre Cambridge and Addenbrooke's while enjoying medals, refreshments and post race treats.

Run to the Sea Bournemouth is a 50 km ultra on 3 October from Moors Valley to Hengistbury Head via flat forest trails and seafront paths. Fully supported with feed stations, medical cover and a bespoke medal.

Take on the scenic 50 km challenge through Epping Forest in London on 3 October 2026. Enjoy sweeping trails, leafy views and a rewarding long distance test for experienced runners.