Trail Running calendar near Brighton 2026-2027

We have found 347 Trailruns within 80 miles of Brighton. See below where and when you can find the races.

Take on the Epping Forest 50 KM 2026, a scenic 50 km trail challenge through ancient woods on 3 October 2026. Enjoy varied terrain, fresh air and a memorable run just outside London.

Hit the trails at London EcoTrail 25 KM on 3 October 2026 in Epping's Bell Common. Enjoy a scenic 25 km route through woodlands and countryside, perfect for trail runners craving a nature filled challenge.

Run the Dark Downs under the stars on 3 October 2026 at Plumpton Racecourse in Lewes. Choose a 50 km or half marathon loop across rolling South Downs trails with reflective signage and marshals for a magical night race.

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A *50 km* point-to-point ultramarathon from Moors Valley Country Park to Hengistbury Head, featuring forest trails, coastal paths and a fully signed flat course. The race includes four feed stations, a GPS route file, medical cover and a 9...

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Riverside out and back races along the Thames Path from Petersham & Ham Sea Scouts, offering 10 km, half marathon and marathon distances on a flat, well marked trail shared with the public.

A challenge event in and around Marlow on 4 October 2026 offering 25 km, 40 km and 50 km routes through the Chilterns, organised by LDWA Thames Valley with checkpoint refreshments, a finish meal and limited entry.

A guided 30 mile trail run from St Martha's, Guildford along the North Downs Way via Box Hill and Denbies Wine Estate. Group-paced with coaching support; participants should have completed long training runs and carry suitable kit.

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.

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Tackle chalk climbs, ridgelines and singletrack at Beat Box Hill, with distances from 21k to 50k and charity places. Marked routes, marshals, chip timing and a finish village with food and a themed medal await.

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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.

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 and support local schools at the FOOBS Trail and Fun Runs in Old Basing on 11 October 2026. Scenic community trails offer a 2K family fun run or chip timed 6K and 10K routes, with post run treats and plenty of local support.

A 100 mile trail race from Goring and Streatley using Thames Path and the Ridgeway, featuring four 25 mile out and back legs, 16 aid stations and a 28 hour cutoff; entrants must meet a 50 mile qualifier and be 20 or older.

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An annual 25 km or 50 km countryside challenge around Kent, Surrey and Sussex with written route instructions, checkpoints and food included; participants aim to complete their chosen distance within ten hours.

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 trail race weekend at Bede's Prep School near Beachy Head offering Ultra, Marathon, Half Marathon and 10k distances. Runners note scenic views, steep hills, clear signage and strong marshal support.

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..

A 5 mile timed, self-navigated night trail on 30 October 2026, run mostly through forest and downland. Fancy dress is encouraged with trophies and a post-run dessert for winners, and a tail runner will sweep the course.

A single-loop 50K trail ultramarathon in the Chilterns on 31 October 2026, starting and finishing in Berkhamsted with marked navigation, three aid stations and a 9 hour time limit.

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Join a devilish 6.66 km Halloween trail at Brewery Fields, Great Baddow on 31 October, a fun fancy dress event rather than a race. Limited to 50 places, finishers get a medal, drink and costume prizes and a GPX route is provided.