Trail Running calendar near Grafham Water 2025-2026

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

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.

Run a scenic 13.1 miles from High Lodge through Thetford Forest on a traffic free circular trail of sand, grass and woodland paths. Take in autumn colours and wildlife, then celebrate your finish with a well earned medal.

Enjoy a scenic 10k through the woodlands of Limpsfield Common and High Chart in Oxted Surrey, with rolling climbs and a downhill finish. Single lap route suits trail runners seeking a challenging rewarding outing.

Run scenic trails around Carsington Water with 10K or half marathon options and marked kilometre points plus on course support. Take in reservoir views and finish with a themed medal, water and post race goodies.

Take on the Autumn 100, a 100 mile continuous trail around Goring on Thames on 17 October 2026. Four scenic 25 mile out and back legs along the Thames Path and Ridgeway, with full aid support and a 28 hour cutoff.

UTMB Index

Tackle scenic but testing trails around Amber Valley near the Peak District with a 31 mile Amberaid or 20 mile Petit Raid. Expect punchy climbs, largely unmarked routes with GPX and checkpoints, plus a finisher medal and trophies.

Join the Gatliff Marathon on 17 October 2026 for a scenic cross country challenge across Kent, Surrey and Sussex with 25 km and 50 km options. Footpath and track routes, checkpoints and post race food make it a rewarding day for runners of..

Tackle the West Acre Wild 10K Challenge on 18 October 2026 in Westacre, Norfolk, a scenic off road run through undulating bridle paths and woodland. All finishers receive a bespoke stag medal and proceeds support the Purfleet Trust.

Run a scenic point to point ultra from Iffley near Oxford to Henley on Thames, following the Thames Path and Ridgeway over roughly 47 miles of riverside and trail terrain. Enjoy checkpoints, GPS tracking and a rewarding countryside challeng..

UTMB Index

Challenge yourself on a scenic 30 mile riverside ultra along the flat trails of the Stort and Lee. Enjoy well stocked checkpoints, friendly support and a club house finish with medal and live results at Bishop’s Stortford.

Run laps around Ferry Meadows at the Pumpkin Plod on 25 October 2026, choosing a 4 or 6 hour timed session. Enjoy multi terrain 5.3 km loops, pick a finisher medal and soak up the scenic lakeside setting.

Experience Irchester Spooktacular, a Halloween night time run through woodland trails with 5k and 2k family options. Fancy dress, themed marshals, medals, Halloween treats and free photos make it a spooky family favorite.

Chiltern Ridge Winter 50K, Saturday 31 October 2026, is a single loop trail from Berkhamsted through Ashridge and the Ridgeway with about 800 m of climbing. A UTMB index event ideal for experienced trail runners seeking scenic winter trails..

UTMB Index

Experience a night gravel run through Alice Holt Forest on Saturday 31 October 2026, choosing 5, 10 or 15 km laps guided by headtorch. Enjoy fully marked trails, on course snacks and a metal finisher medal in an atmospheric woodland event.

November 2026

Enjoy an autumn trail challenge at Wendover Woods with marathon, half, 10k and junior 1k options across scenic, hilly and varied terrain. Expect bespoke medals, free photos and family friendly facilities including a cafe, adventure playgrou..

Run a 5 mile Night or Dawn route on Brampton Valley Way and pass through the atmospheric 422 m Oxendon Tunnel. Earn an interlocking event medal, enjoy post race refreshments, and support local foodbanks.

Enigma Fireworks lights up Caldecotte Lake on 6 and 7 November 2026 with marathon and half marathon races around the scenic waters. Enjoy multiple laps, on course support and a bespoke finisher medal in a friendly festival atmosphere.

Take on flat, scenic laps along the Thames towpath in Walton on Thames with flexible starts and distances from 5 km to ultra. Limited places, aid stations, digital results and medals make this a friendly, festival style challenge.

Run under the stars at Stonor Park for the Maverick Dark Oxfordshire Trail on 7 November 2026. Choose 7 km, 13 km or 17 km marked, timed routes with atmospheric night running and outposts on the longer courses.

Explore autumn trails at Stonor Park and the Chilterns on 7 November 2026 with 7 km, 13 km and 22 km routes, wildlife and scenic woodland. Fully marked, timed and a finisher medal await in this friendly trail event.