West Sussex
Trail Running Calendar near West Sussex 2026-2027
Explore the top trail runs near West Sussex for 2026-2027! We've gathered 128 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
September 2026
Experience a scenic trail marathon or half marathon through the Surrey Hills along the historic Pilgrims Way and North Downs Way.
Tackle the Wroxall Round on 13 September 2026, a scenic 21.1 km fell run around Ventnor with about 487 m of ascent. Open to adults, with on the day entries and team places, this is race 3 of the Isle of Wight Fell Running Series.
Trail event at the Cricket Green offering 1k, 5k and 10k distances with chip timing, medals, onsite music and food, raising funds for local charities.
Enjoy a coastal run along the Hayling Billy Line with a 6 hour time limit to complete your chosen distance at your own pace.
October 2026
Guided 30 mile trail run on the North Downs Way around Guildford, recommended for first time ultra runners with coach support and on route refreshments.
A guided 30 mile trail run from St Martha's Hill exploring the Surrey Hills and Box Hill with an experienced ultra runner and coach. Group pace, recommended 22 miles training, cost £55 and an alcohol free beer may be available.
Forest of Bere timed event with flexible start format, a 3.28 mile lap and options from 5 km to ultra. Aid station offers sweet and savoury food including signature potatoes and vegan choices; 20% of proceeds go to Forestry England.
A family friendly 5k obstacle and colour run near Dorking Surrey in October 2026 with mud, water features and obstacles for ages 6 and up.
Trail running in Hurtwood Forest near Guildford with 15 km and 21 km routes, on-site facilities, water stations and medals for all.
Trail and fun runs near Old Basing on 11 October 2026 with chip-timed 10K and 6K races plus a 2K family fun run supporting local schools.
Wacky Run Six in Fareham on 11 October is a themed run with an Army Surplus Special atmosphere, a six hour personal-distance format, themed medals and limited entries.