Trail Running calendar near Luton 2026-2027

Trail marathon and half marathon at Denbies Wine Estate on 20 June 2026. The course is a relatively flat one mile loop, offers a long finish window of up to 30 hours and is fully chip timed.

Run 1 mile each hour for 24 consecutive hours at Denbies Wine Estate in P24 The Longest Attended Day, an off road challenge for attended and virtual runners. On site camping and a hefty finisher medal await but places are limited.

Experience the beauty of the South Downs National Park with distances ranging from 30km to a 100km nonstop ultramarathon. Enjoy fully supported trails passing historic landmarks and stunning coastal vistas near Chichester Harbour.

Join the Phoenix Hydra 75 Mile Ultra at Denbies Wine Estate in Dorking for a scenic 1 mile off road loop with chip timing and a staffed aid station. Distances run from 12 hour to 100 miles and all entrants receive a free memento.

Run the Maldon Ultras on 20 and 21 June 2026 in Maldon, with 100 mile, 50 mile and 30 mile lapped races across fields, woodland and vineyards with estuary views. Small fields and scenic off road laps make for a friendly yet fierce ultra.

A 5K off-road trail run around Castle Bytham within the Midsummer Festival, running across Lincolnshire countryside with marshals. Dogs on short non-retractable leads are welcome and junior runners may take part with a registered accompanyi..

Experience the twilight beauty of Ardingly Reservoir during this midsummer evening run. Choose between a 5k or 10k distance on a scenic undulating trail featuring a fully stocked aid station and finisher medals for all.

A muddy 5k obstacle event at The Common in Southampton on 20 June 2026 where participants aged 13 and over climb, crawl and slide through a marked route while raising funds for cancer research. Waves start every 15 minutes.

A 5k obstacle course at The Rutland Showground on 20 June 2026 where participants climb, crawl and slide across grassy terrain. Entry supports Cancer Research UK with a minimum fundraising target and a finishers medal.

A Pretty Muddy 5k obstacle course at Holme Pierrepont on Saturday 20 June 2026 where participants climb, crawl and slide through mixed terrain. The event uses staggered wave starts, has a £50 minimum fundraising target and on-site facilitie..

A 24 hour running event near Caldecotte Lake around Midsummer, open to individuals and teams of 2 to 6. Runners complete 6.55 mile laps with camping, teepee hire, free snacks and showers on site.

Celebrate the longest day at the Summer Solstice Challenge around Abberton Reservoir, a timed loop with 5 km laps. Run as many laps as you like, earn a medal and support Essex Wildlife Trust.

A 21.2 km trail half marathon at the National Trust's Dunstable Downs on 21 June 2026, featuring 450 m of ascent, marked trails, two aid stations and on-site facilities including parking and a cafe.

Run through the historic landscapes of Horsell Common where the Martians first landed in literature. This volunteer led charity event offers trail routes from 2 km to 21 km in a scenic Site of Special Scientific Interest.

A 10 km trail run and 10 km canicross around Tusmore Estate, finishing at Twisted Tree Brewery with a medal, a pint cup and a free drink included.

Community running event in Hawkhurst on 21 June 2026 offering 10k, 5k and a free junior race on a multi terrain undulating course, with finish line cake, a bespoke medal and funds raised for local community projects.

Circular countryside routes of 26 miles and 18 miles around Baldock in Hertfordshire, with checkpoints, refreshments and a light finish meal. Entries close 13 June or when the 175 place limit is reached.

A trail running event set inside Trent Country Park, Enfield, with wooded paths, grassy sections and some hills. Races include a 10 km senior race, a 4.5 km junior race and a 2 km kids fun run.

A flat, timed 10 kilometre out-and-back from the toll bridge in Shoreham to Bramber and back on 21 June 2026, with a halfway aid station, full marshals, 4x4 pickup and a new medal; entries open 20 March.

A scenic off road 10 km trail at Panshanger Park with chip timing and a sustainable finisher medal; proceeds support local charities and a family fun run is included.