Trail Running calendar near Worthing 2026-2027
We have found 466 Trailruns within 80 miles of Worthing. See below where and when you can find the races.
0 – 100∞ km
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A 50 km trail race from Studland Beach along the Purbeck Way that passes coastal landmarks like Old Harry Rocks and Corfe Castle. One runner is appointed the Ferry who starts at the back and competitors aim to finish ahead of them.
Enjoy a flexible timed running event along the flat River Thames towpath. Choose your distance from 5km to an ultra marathon and earn a bespoke spinning medal on this fast riverside course.
Guided 10 km trail run in the Chiltern Hills from Church Farm Cafe, Aldbury, with Run Leaders offering trail tips and local history. Groups are matched by ability, dog friendly with cani cross equipment.
A muddy 5k obstacle event at Beckenham Place Park with climbing, crawling and sliding on a grassy, undulating course. Waves start every 15 minutes; participants must be 13 or older and fundraising supports Cancer Research UK.
A muddy 5K obstacle event in Brentwood on 11 July 2026 featuring climbs, water crossings and a 20 foot slide into a lake. Open to ages 13 and over, with a £40 registration fee and a £100 fundraising pledge.
A sold-out cross country 10k across the Ridgeway and Chiltern Hills with steep climbs and twisting single-track descents. Open to runners aged 16 and over and run under TRA and UK Athletics rules.
A 24 hour solo running or walking event on 17 July 2026 at Myncen Farm in Dorset, held on undulating farm trails with a camping option over the weekend. Entries are limited to 40 and the minimum age is 18.
The Cider 5K.ish on 17 July 2026 is a one-lap, undulating trail at Myncen Farm near Blandford Forum, Dorset. The route crosses fields and tracks, has a 90 minute cut off, and is limited to 136 entrants.
A solo 12 hour trail challenge on a private Dorset farm where runners and walkers complete laps at their own pace and collect a medal and goodies. Entry is limited to 204, minimum age 18, with optional weekend camping.
A weekend running festival at Blackland Farm on 18–19 July 2026 offering 1-mile lap formats: 24-hour and 12-hour solos, team relays, plus P24 and P12 paced challenges. Off-road course, camping included and limited Bell Tent upgrades.
MacTuffX Brighton at Withdean Stadium on 18 July 2026 combines ten functional Xercises with repeated running segments in Solo, Doubles, or five-person Relay formats, with standard and LITE weight divisions for entrants aged 18 and over.
Pretty Muddy 5k at Tilgate Park in Crawley is an obstacle course around Tilgate Lake with climbs, crawls and slides. The event raises funds for Cancer Research UK and offers on-site toilets, refreshments and parking.
A muddy 5k obstacle course at Stoke Park in Guildford on 18 July 2026 with staggered wave starts. Entry fees and a minimum fundraising target apply; participants must be 13 or older.
Trail event at The Compasses, Littley Green covering about a half marathon through the Essex Way and the Chelmer Valley. Self-navigated with a written route, staggered starts and finishes, with profits to Crohn's & Colitis UK.
The Bell Plod on 19 July 2026 is a one-lap trail fun run at Myncen Farm near Blandford Forum, Dorset. The undulating course crosses fields, grass and tracks and is open to ages 4 and over with children under 10 accompanied by an adult.