West Sussex
Trail Running Calendar near West Sussex 2026-2027
Explore the top trail runs near West Sussex for 2026-2027! We've gathered 132 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
April 2027
Trail races at Stanmer Park on 3 April 2027 with three distances across the South Downs Way, mixed terrain, outposts, timing and limited dog spaces.
Four Centurion 50 mile races from 10 April to 13 November 2027 forming the 50 Mile Grand Slam, with entries open and a minimum age of 20.
Trail running at Froyle Village Hall with 10 km and 21 km options, waymarked routes, marshals, water stations, event photos, and proceeds supporting the village hall.
Trail races at Cowdray Estate include 3 km kids, 5 km, 10 km and 10 mile options plus dog friendly canicross and a scored 10 km series.
A trail weekend at Cowdray Estate, West Sussex offering five distances from 12 km to 110 km, low technical difficulty, an event village with expo, and optional camping and race support.
A multi terrain run at Dummer Down Farm on 18 April 2027 offering 10 km, Canicross 10 km and a half marathon with a finisher medal and a Dell pint cup.
Final of the Wacky Runs series at Alexandra Sports in Portsmouth on 18 April 2027, with multiple distances, a six hour format, and a Mutley finisher medal.
A blindfolded navigation challenge in Winchester where participants are dropped at unknown locations and must find their way back on foot. Options include 6 miles for visitors and 10 or 15 miles; no maps or GPS and a sealed emergency bag is used.
May 2027
Multi-distance trail challenge across the Isle of Wight on 1 to 2 May 2027 with GPS tracked routes, staffed rest stops, camping and shuttle options.
Four separate 100 mile races between May and October 2027 on the Thames Path, South Downs Way, North Downs Way and Autumn 100.
Guided 30 mile trail run near Guildford on 1 May 2027 following the North Downs Way and Greensand Way, including climbs such as Leith Hill.
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 two day self supported navigation challenge for teams of two through the Surrey Hills with basic farm camping and virtual controls.
Pretty Muddy 5k at Southsea Common on 8 May 2027 features mud obstacles on a flat route, a minimum £50 fundraising target, and an age limit of 13 years and over.
An inflatable obstacle course event in Guildford on 8 May 2027 offering 2.5k to 15k lap distances, music zones, finisher medals and family friendly entries.
Trail running on a fully marked 10K loop at Wiston Estate, with distance options from 10K to 100K solo or team and regular aid stations.