Brighton
Trail Running Calendar near Brighton 2026-2027
Explore the top trail runs near Brighton for 2026-2027! We've gathered 87 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
October 2026
A single-loop 100 mile trail from Plumpton Racecourse in the South Downs National Park, featuring over 12,000 ft of elevation, 12 aid stations, a 34 hour cutoff and free onsite camping. The race forms part of the South Downs Triple Crown.
A 50 km night loop in the South Downs from Plumpton Racecourse with reflective route marking, four aid stations, GPS tracking and a 12 hour time limit.
A community organised 10 km race at Imberhorne School featuring mixed terrain, marshals, chip timing and a sustainably sourced finisher medal supporting local charities.
Lap-based timed run at Tilgate Park, Crawley offering distances from 5 km to ultra with flexible start times and a seven hour limit on a compact off-road trail.
A military inspired obstacle mud run at Hever Castle on 10 October 2026 offering 3K, 6K and 12K courses, junior options, and an event village with spectator attractions.
Annual 25 km and 50 km routed challenge across Kent, Surrey and Sussex with checkpointed support, food included and GPX route files provided.
Timed multi-lap running at Buchan Country Park in Crawley with lap based distances from 5 km up to ultra, flexible start times and a seven hour time limit. Medal and lower cost no medal entry options are offered.
An approximately 8 km trail loop around Herstmonceux with over 70% trail, marked and marshalled, limited to 60 runners and featuring post-race tea and cake.
Beachy Head Marathon Weekend runs multiple trail distances from a 10k to an ultra near Bede's Prep School in BN20 7XL on 24/10/2026. Runners comment on clear signage, friendly marshals, stocked aid stations and hilly coastal terrain.
November 2026
Trail routes of 21.3 km, 16.5 km and 12 km from Goodwood through the South Downs with varied surfaces, canicross options and certified finishers' items.
A 27 mile night-time group training run at Devil's Dyke with about 1,000 m ascent, guided route, head torches required and minimum age 16.
Celebrate Fireworks night with a flexible distance run along the flat Downslink trail in Southwater. Choose your distance on the day and run as many laps as you like over seven hours to earn a bespoke medal.
A 14 mile trail race on 22 November 2026 that starts with a climb and follows muddy and chalky descents, with water provision en route and tea, coffee and cake at the finish. Route files and a trail narrative are available to download.
Complete as many 5 km laps as possible on a marked trail loop from Peaslake Community Hall, with a 2 km ascent toward Pitch Hill and a downhill return. Solo and three-person team entries are available, with refreshments and prizes included.
Trail races from Plumpton Racecourse across the South Downs with three distances, ridge climbs and views over countryside and the sea.
December 2026
A guided 12.5 mile trail run around Box Hill that gains about 1000 metres of elevation across woodland, heathland and open fields. Group pace with technical climbs and scrambling and a chance of an alcohol free beer at the finish.
Three single-loop ultra races of 50k, 55 miles and 100 miles start and finish in Eastbourne, crossing the Seven Sisters and running toward Plumpton. Courses use grass trails, farm tracks and woodland paths on the South Downs.
A 50 km trail ultramarathon from Dorking along the Greensand Way through the Surrey Hills, with a 5 mile loop, marked and supported aid stations, electronic timing and a finisher medal.