Weir Wood Reservoir
Trail Running Calendar near Weir Wood Reservoir 2026-2027
Explore the top trail runs near Weir Wood Reservoir for 2026-2027! We've gathered 185 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
May 2027
Three Forts Challenge is a Sussex trail running event across the South Downs from Lancing Manor Leisure Centre. It offers a full marathon, half marathon and a 5 mile run, and directs event profits to Ferring Country Centre and local charities.
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.
A two day, two person self supported navigation event at Newlands Corner with camping, maps and a points based route across the Surrey Hills.
Inflatable 5K in Guildford on 8 May 2027 offers lap-based inflatable obstacle distances from 2.5k to 15k, music zones, water stations and finisher medals.
A timed endurance event where runners repeat 4 mile (6.7 km) laps every hour and continue until only one competitor remains.
Trail races through Rathfinny Wine Estate with single 10.7 km and double 21.4 km loops, marked off-road terrain and chip timing. The carbon neutral event supports the WOLO Foundation and provides aid stations, recycled medals and parking arrangements..
A multi distance trail event around Bewl Water reservoir near Lamberhurst, Kent. Races include 50km, marathon, half marathon and 10km on wooded trails and country lanes with start and finish at the Visitor Centre.
Inflatable 5K at Brands Hatch offers laps of 2.5 km with giant inflatable obstacles, multiple distance options, music zones, finisher medals and on course hydration.
A multi-day running festival at Hackney Marshes featuring a 21.1 km half marathon, 5K and 10K runs, an off-road trail and a free two-day festival.
Trail running at Wiston Estate on a marked 10K loop, offering 10K, half marathon, marathon and 100K with aid stations and an event village.
A 7 km cross-country fun run at Trenchmore Farm on 22 May 2027 with music, burgers and a free drink for each runner.
A guided trail half marathon around the Surrey Hills, about 13 miles from St Martha's Hill in Guildford, following parts of the North Downs Way and notable viewpoints. The run is social in format with a guided pace and evening options.
A point to point 50 km trail race along the South Downs Way from Falmer to Eastbourne with four aid stations, GPS tracking and an 11 hour cutoff that allows walkers.
Trail event from Richmond to Brighton offering multiple distances, GPS tracking, covered rest stops, medical support, camping and finishers items.
A 13.5 mile single loop trail through the South Downs National Park from Helen Garden, Eastbourne, with about 2,000 ft of ascent and mostly trail terrain.
June 2027
A point-to-point 30 km trail along the River Medway from East Farleigh to Tonbridge with three checkpoints, chip timing, bag transfer and an athletics track finish.
Two trail distances around London on the Capital Ring with feed stations, chip timing and a planned finish at Old Deer Park, Richmond.